Re: [mailop] [STATE OF THE UNION] Tales from the Trenches..

ausing my Bayesian scoring to go up - without collateral damage - and probably the same will happen for other very smartly trained Bayesian systems, too? So my system is actually benefiting from this, for now. But it's scare what they might be doing with this in the future as this technology

Re: [mailop] RNC v. Google Dispositioin

ll suffer greatly if 47US230 is altered or replaced in an unwise way. Rob McEwen, invaluement -- Original Message -- From "Anne Mitchell via mailop" To "Gellner, Oliver via mailop" Date 8/26/2023 2:29:46 PM Subject [mailop] RNC v. Google Dispositioin I'm su

Re: [mailop] Isn't SpamEatingMonkey's SEM-URI broken?

isn't gonna lose a dime. If UCEPROTECT has a few too many false positives, they'll actually MAKE more money. But, in contrast, if invaluement or Spamhaus or Abusix ever has an significant uptick in false positives - they'll all potentially lose much money! But even then, again, some w

Re: [mailop] delisting from Invaluement ivmURI

Handled off-list. Sorry for the noise. (btw - entrustedmail.com wasn't ever listed, it was another domain) ---Rob McEwen, invaluement -- Original Message -- From "Eric Cole via mailop" To "mailop@mailop.org" Date 3/8/2023 7:03:56 AM Subject [mailop] d

Re: [mailop] Gmail blocking of good customer

>which pass FCrDNS and where they dynamic PTR records oops - typo - I meant to say, "and where they're NOT dynamic" Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Gmail blocking of good customer

#x27;m constantly amazed at how often I see assumptions from so many - that assume Google is always right and the other entity is wrong - even when all the facts point to the opposite. Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Question of SPF record

For SPF, the correct format for "ip4:72.20.8.*" is this: ip4:72.20.8.0/24 (which means 72.20.8.0-255, so assuming that's your intended range of IPs you want the SPF to permit.) ...that's what you're looking for. --Rob McEwen -Original Message- Subject:

Re: [mailop] Forged Yahoo/Gmail etc. Senders - Recommendations for Blocking

y important - because it's important to know if these are either forged domains OR if the domain really is being used by a spammer or criminal. Any ideas? suggestions? corrections? Rob McEwen, invaluement.com -- Original Message -- From "Al Iverson via mailop" To "

[mailop] ARIN currently reporting "No results found." for valid entries...

I just happened to notice that ARIN is currently reporting "No results found." for valid entries. Maybe they are down for maintenance? If so, I recommend them saying that, instead of saying that valid IP addresses in their registry don't exist. -- Rob McEw

Re: [mailop] outlook/hotmail (silently!) putting legit msgs into "Junk Email" folder

e know. That's one of the problems with returning a 250 OK, then putting mail in the spam or junk folder! But I'll check back on this a few times a day, and do those manual tests again, to see what's happening.) -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

[mailop] outlook/hotmail (silently!) putting legit msgs into "Junk Email" folder

ld be having this issue too, but not even be aware of this yet? These message are getting "250 OK" responses, so this won't get noticed as quickly! and (2) messages going to outlook/hotmail are a statistically significant percentage of all email, so this might be a new iss

Re: [mailop] WTaF? I just got spammed BY Active Campaign

tion), what had previously been done over the previous 12 years (btw - as a result - I don't have a life right now - haven't had one in many months! Gee thanks, gmail). And that's representative of this cost-shifting and burden-shifting - that is ethically reprehensible. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Is there anyone working at Invaluement?

have about 5 others requests like this that I've been trying to get to for the past several days. (as I understood it, the question was about past listings, not an active one)Sorry for the noise this caused!Rob McEwen, invaluementSent from my Verizon, Samsung Galaxy smartphoneRob McEwen, in

Re: [mailop] DKIM by the third party

solution, and in general this harms email security. So my question was simply asking if Amazon had some checks in place to prevent this scenario? ...since I saw some examples of them coming close to this fiasco. -- Rob McEwen, invaluement ___ mailop m

Re: [mailop] [E] $GOOG

g to those messages). So this is still very helpful info! Thanks! -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] DKIM by the third party

properly conveys that sending organizations' identity and reputation, and NOT using a "throw away" domain (as many spammers, and some legit senders, do to try to protect their main domain from getting listed on an anti-spam list - but more legit se

Re: [mailop] $GOOG

these are sent by actual criminals - and those senders deserve nothing. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] $GOOG

On 4/14/2022 12:02 PM, Grant Taylor via mailop wrote: On 4/13/22 9:32 PM, Rob McEwen via mailop wrote: fwiw, I've confirmed at some point within the past couple of years - directly with Brandon Long of Google - that, yes, Google does have this extra after-connection filtering, where a me

Re: [mailop] $GOOG

users don't "complain" about problems they don't even know about. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] $GOOG

On 4/13/2022 11:32 PM, Rob McEwen wrote: Or, in Paul Vixie's defense, maybe Paul is thinking about the fact that gmail's outbound spam has been absolutely INSANE the past several months, with no end of slowdown in sight. It's insane that this has gotten so little attention i

Re: [mailop] $GOOG

spam has been absolutely INSANE the past several months, with no end of slowdown in sight. It's insane that this has gotten so little attention in recent months, and that Google keeps seemingly getting a free pass over that. So there's that, too. And it's bizarre that so ma

Re: [mailop] $GOOG

ecdotal and ALL spam filters have occasional egregious false positives. But it's just that your "delivered to Google" might not mean as much as you thought that it meant! It's possible that a few of those 140,244 emails might not have made it to the inbox! -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] subaddresses, was Best mailbox provider for personal domain?

n contrast, the type of person who would be an exception to this might be someone who would be involved in the mailop mailing list... so I'm guessing/assuming... that the originator of this thread... is innocent.) -- Rob McEwen, invaluement ___ ma

Re: [mailop] Best mailbox provider for personal domain?

r spamming - just trying to raise awareness of some of the issues surrounding this feature and why some either don't offer it - or don't mention having it, even if it's technically offered. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Amazon, what every happened to trace headers?

h him when our focus shifts back to that part of our upcoming new anti-spam data. Thanks for mentioning this exciting info! -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Amazon, what every happened to trace headers?

ore too long) - we're paying close attention to this truth - and are going to try hard to make sure we don't facilitate any such unfair inequities - and we're going to try to be /harder/ on the ESPs who refuse to be transparent, yet without su

Re: [mailop] Feasibility of a private DNSBL

On 11/10/2021 9:58 PM, Michael Peddemors via mailop wrote: On 2021-11-10 11:47 a.m., Rob McEwen via mailop wrote: The only issue here is that, for every user/customer that needs a unique key, an entirely different set of data has to be loaded into memory on the server. That's a huge limit

Re: [mailop] Feasibility of a private DNSBL

and that G++ compiled. So I'm now running an executable that was compiled with G++, fwiw. (even if the actual source code wasn't C++). I don't even remember what I ate for lunch this day last week, so remembering this kind of detail from 4 years ago isn't my strong suite! Bu

Re: [mailop] Feasibility of a private DNSBL

Rspamd version handles that memory issue? But for what I do, there's just one dataset in memory for each zone that serves queries that have _different_ license keys in the license key DNS-label part (but where the zone name is /otherwise/ the same). So thi

Re: [mailop] [External] Help with listing on Invaluement

On 10/7/2021 12:51 PM, Al Iverson wrote: I saw your "answered off list" post. OK - thanks! -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] [External] Help with listing on Invaluement

that never made it to the mailop list? -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Help with listing on Invaluement

On 10/7/2021 11:54 AM, Lyle Lamb via mailop wrote: Is there a rep on the list with Invaluement that can reach out to me off list about some domain listings we are seeing? Answered offlist -- Rob McEwen, invaluement ___ mailop mailing list mailop

Re: [mailop] [EXTERNAL] Re: [INFORMATION] What's happening in the world of spam/email abuse update

ings on this to prevent false positives - but those things are too extremely proprietary to my system to be of any use to anyone. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] [INFORMATION] What's happening in the world of spam/email abuse update

omers' frustration over these SAME spams getting to the inbox? See the problem here? Also, this storage[.]googleapis[.]com spam has been happening for a long time - but they were sent from the spammers' own IP space (or other irrelevant IP space) - now they suddenly f

[mailop] Sendgrid is giving others anti-abuse/security advice? Wow!

.. wow! I think they should instead consider trying to "lead by example". The world would certainly become a MUCH better place! https://martechseries.com/mts-insights/tech-bytes/len-shneyder-twilio-sendgrid/ -- Rob McEwen, invaluement ___

Re: [mailop] Any Postmaster from ATT.NET?

to mention on mailop, where these are rarely ever mentioned, illustrates the rarity of this situation. As mentioned, this is already delisted and WL'ed. -- Rob McEwen, invaluement ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

Re: [mailop] Gosh, I love sendgrid

2000s), I abhor the idea that a healthy debate about that one that got pulled off the market - might have been silenced by the "thought police"! -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop

[mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

sender - is also being targeted - first with the absolute worst - and then progressing to other offenders as we make adjustments in the coming weeks. -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] harassment/death threat detection/filtering/prosecution

or not they get protection/justice - or a factor in how MUCH protection/justice they receive - since that kind of bias would be racism, too. -- Rob McEwen invaluement ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Abusix Potentially Compromised Account Report

spammy behavior? For this reason, I wouldn't ever even consider doing anything that involves sending unsolicited bulk email, even if there was an altruistic angle to it. But maybe I'm too cautious? -- Rob McEwen, CEO of invaluement

Re: [mailop] Abusix Potentially Compromised Account Report

fixed way back then. I don't like my time wasted trying to fix already-fixed problems. -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Microsoft/Hotmail IP does not qualify for mitigation

tems, too) PS - after following my suggestions, keeping fighting for your IPs to be treated better by Microsoft, and use any and all resources/connections you have to that end. I've seen their "you're permanently blacklisted" message get reversed before. But it might not be e

Re: [mailop] No response on DNS queries to NS for zen.spamhaus.org

having massive amounts of false positive caused by this "series of unfortunate events" malfunction, when their spam filter misinterprets those as "hits". -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@ma

Re: [mailop] Gmail marking email from me as spam

ly impact end users' quality of service - and how they can do better! (and cheaper since some of these large company's prices for their non-free business mailboxes have increased significantly over the years) -- Rob McEwen https://www.invaluement.com _

Re: [mailop] announcement about invaluement (or more like a tease?)

dentical message through the latest version of SA). -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] announcement about invaluement (or more like a tease?)

On 8/25/2019 11:33 PM, Noel Butler via mailop wrote: borders on spam This is something that MailOp users will WANT to be in the know about. apart from that, nothing to see anyway so dont bother such... animosity... anyways, you'll see. Your words are not going to age well. -

[mailop] announcement about invaluement (or more like a tease?)

announcement about invaluement (or more like a tease?) https://www.linkedin.com/feed/update/urn:li:activity:6571558988201148416/ -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin

Re: [mailop] definition of spam (was mailop Digest, Vol 142, Issue 35)

f the sender did a poor job with branding, and the recipients didn't recognize their messages!) This is still a little on the academic/cerebral side of things - but might be a little more quickly understandable to most senders. -- Rob McEwen https://www.invaluement.com ___

[mailop] definition of spam (was mailop Digest, Vol 142, Issue 35)

the academic/cerebral side of things - but might be a little more quickly understandable to most senders. -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] [ext] Re: Return Path / Sender Score

On 8/23/2019 4:03 PM, Rob McEwen wrote: But if you want some REAL "spamspeak" you wouldn't believe how often I've heard marketers recently talk about their "cold email campaigns" with no shame. I then did an informal survey to a couple of high-quality market

Re: [mailop] [ext] Re: Return Path / Sender Score

out their "cold email campaigns" with no shame. I then did an informal survey to a couple of high-quality marketing discussion forums - to see what exactly THEY think "cold email campaign" means - here is what happened: https://www.linkedin.com/posts/invaluement_i-did-an-inform

Re: [mailop] Return Path / Sender Score

ng many to think that CAPTCHAs are being beat more often than what is really happening. This "no-javascript" loophole is HUGE! NOTE: After I learn a little more about this, I'm going to repost this as its own thread. -- Rob McEwen https://www.invaluement.com _

Re: [mailop] How to identify source of email sent via Google?

rend on my linkedin page earlier today here: https://www.linkedin.com/feed/update/urn:li:activity:6557978065912283137 -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Invalument SIP/24

e on such lists, too) But thanks for the feedback - I'll keep that in mind going forward... Rob McEwen, invaluement.com On 6/27/2019 11:50 AM, Al Iverson via mailop wrote: Rob, you're treating it as an attack when I don't really think it is. Why not just say sure, I can help you w

Re: [mailop] Invalument SIP/24

On 6/27/2019 9:22 AM, Dave Holmes via mailop wrote: Can we pick this up direct off-list yes -- Rob McEwen https://www.invaluement.com +1 (478) 475-9032 ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo

Re: [mailop] Invalument SIP/24

t in this situation - but we sure do look a lot better when the rest of the story is revealed! Rob McEwen, invaluement.com On 6/27/2019 4:17 AM, Dave Holmes via mailop wrote: Hi Guys, I've tried reaching out to Rob directly with no response. Are there any other people on list from Invalument o

Re: [mailop] About to blacklist Marketo - has anyone received non-spam from them?

that is displayed online, shouldn't also be added to such a distribution list by the sender.) -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Bots, spam-traps and signup pages

On 5/9/2019 5:43 PM, Andrew C Aitchison wrote: On Thu, 9 May 2019, Rob McEwen via mailop wrote: The documents that Paul referenced in his last message - probably mentioned this somewhere - but I'll add that (in addition to the link above and doing confirmed-opt-in "COI") you

Re: [mailop] Howto be a good mailop (best practice / insights wanted)

es on them. (Plus - when I brought this up - I was originally referring to signup forms - not login forms. I think that point got confused, too.) Rob McEwen On 5/9/2019 6:10 PM, Michael Wise via mailop wrote: Y’all who trumpet CAPTCHA as the FUSSP need to know who’s on the opposing team: h

Re: [mailop] Howto be a good mailop (best practice / insights wanted)

ent years - and those who don't do COI and don't captcha-protect their forms (or some equivalent only-a-human-could-have-done-this protection) - are OFTEN getting blacklisted due to spamtrap addresses sneaking into their distribution lists. -- Rob McEwen ht

Re: [mailop] Our customers e-mail constantly going to outlook.com junkmail (any Microsoft people around?)

enough to know that. -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Our customers e-mail constantly going to outlook.com junkmail (any Microsoft people around?)

do after-the-fact filtering, where the sender is then left with a message SAYING that the message was accepted, but yet it really wasn't delivered to the inbox. -- Rob McEwen https://www.invaluement.com +1 (478) 475-9032 ___ mailop mailin

Re: [mailop] Big Data Breach huh?

e the gates") admin access - so the criminal that did this might have never had, nor needed, individual mail box credentials. In that case, would CLIENTID have been of any benefit? -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://ch

Re: [mailop] mail to Outlook accepted, then vanishing

applied to outlook/hotmail's outbound email? Over the years, they have sent a MASSIVE amount of spam from their outbound IPs. So please don't assume that this is FastMail's issue! -- Rob McEwen, invaluement ___ mailop mailing lis

Re: [mailop] Outlook/Hotmail Blacklist

routinely blocked. If I did stuff like that with my invaluement anti-spam blacklist...permanent "FU" listings -  I'd lose almost all my subscribers - and I'd be laughed at by the internet security industry. But it's OK when a large 800-pound Silicon Valley gorilla does

Re: [mailop] Paging Rob - Invalument FP

blocked by mailop because the image was too large. So I compressed the image and resent that message (before seeing your message above). so the messages are now out of order and probably not in the same thread now. I'll be more careful about that the next time. -- Rob McEwen

Re: [mailop] Paging Rob - Invalument FP

like this situation - where we had /*already */and /*immediately */delisted your IP!) - then please just email me directly before posting this to a discussion list. I think MailOp would appreciate that. -- Rob McEwen https://www.invaluement.com ___ mail

Re: [mailop] emailreg.org is down

to which I had responded: O n 1/10/2019 10:44 AM, Jim Popovitch via mailop wrote: You are de-valuing mine, strictly because I have a biz agreement with some entity you dislike. Given your later response - I think we can safely attribute this to a misunderstanding - that you later clarified. And

Re: [mailop] emailreg.org is down

ne that is often brutally honest, even to a point that I am my worst critic!) I gave you, and this list, my fair assessment of the entity based on years of doing business with them And as I said, that was valuable (even if PARTLY "besides

Re: [mailop] emailreg.org is down

On 1/10/2019 9:33 AM, Rob McEwen wrote: is basically to say, "but how do you know for sure that the person isn't giving in to competing interests or is compromised? and how dare you question their judgment!" (to summarize your arguments) oops - "double negative" t

Re: [mailop] emailreg.org is down

ecific claim that any particular DNSBL is unethical, or run by unethical people. And as far as your "you probably shouldn't criticize" - wow - that just an amazing statement. It makes me inclined to want to reply in ways that wouldn

Re: [mailop] emailreg.org is down

; to those offers? (there is just so much going on here that you're missing...) -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] emailreg.org is down

'll probably say, "Rob, you're just trying to scare off the competition" - but I can't let this go unmentioned because anyone who might to down that path needs to have been warned - so that they'll at least take precautions. -- Rob McEwen https://www.invaluement.co

Re: [mailop] emailreg.org is down

a conflict of interest in their blacklisting/delisting decisions? (unfortunately, some will have to be on the receiving end of this to actually know how this feels) -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] emailreg.org is down

oo. (btw - these same people high up in the industry are not as forgiving or understanding when it comes to a certain other DNSBL that charges for faster delistings) -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.or

Re: [mailop] The (not so) Good Guys

stay focused on the issues (3) avoid complaining about what you /think/ is noise, by adding /more/ noise - especially if /your/ definition of noise might not be that universal -- Rob McEwen ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] DOB broken?

I just had an email exchange with the CEO of Support Intelligence - and he is going to look into this and hopefully fix it tomorrow (Friday) (or maybe I should say "later today" since it is after midnight and technically Friday already from where I'm typing this) -- R

Re: [mailop] Fwd: Looks like we'll be seeing a big breach notification surge...

ngs to adjust for this - but for anyone who cares about getting their email delivered with a higher percentage of success, this is NOT a "best practice" -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] *** SPAM *** Re: O365 discarding mail after User-Agent change

email/spam-filtering providers) - and then it gets hypocritical when they get hyper-aggressive in their spam filtering, even if that causes false positives - all the while sending MUCH spam out themselves. Its obnoxious. --Rob McEwen On 10/31/2018 12:53 PM, Steve Dodd wrote: On Wed, 31 Oct

Re: [mailop] Spamhaus DBL listing

where in our system, fwiw. (but that could be a false negative on our part, in this case) But definitely triple-check deep into your web sites for possible signs of it being hacked! --Rob McEwen On 10/10/2018 5:07 PM, Eric Henson wrote: https://www.spamhaus.org/dbl/removal/record/pfsweb.com S

Re: [mailop] How to find 'low flying' spamers? (Re: outlook.com blocking reason: S3150 "network is on our block list")

t your server sent, too! Every time they do that, they are reporting your server as being a spam-sending server. --Rob McEwen On 10/1/2018 5:23 AM, Benoit Panizzon wrote: Hi List Well thank you for all the hints. I also (thanks to Al) found out, that you need to set the browser language to engli

Re: [mailop] outlook.com blocking reason: S3150 "network is on our block list"

n the market share is spread between MANY small or medium-sized hosters - then when THEY have security problems - they are motivated to fix them ASAP - since they aren't "too big to block" - and they also try HARDER to prevent those from happening again. -- Rob McEwen https

Re: [mailop] outlook.com blocking reason: S3150 "network is on our block list"

"too big to block", right?) (3) if their initial reply blows you off - be persistent - and include evidence that shows how/why mail from your server is legit and desired by recipients. If you do these 3 things - you should see some success. --Rob McEwen On 9/28/2018 10:56 AM, Al I

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

put the IP(s) and/or networks on the 'rejection' list.. until conditions approved.. Still way too much IPv4 space is wasted by known spammer havens.. And when it comes to IPv6, well years of reputation history can be undone in a single moment, when you allow a whole brand new internet o

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

s of my situation (morbid fascination would probably more appropriate!) But these may be the reasons why there are not as many high quality DNSBLs. -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

nto MS Exchange. I ALWAYS try to educate such a person that their filtering will NEVER have the ability to be very good if the ONLY thing they are doing is blocking on high-quality low-FP DNSBLs. (I have this conversation with someone at least a couple of times a year.) -- Rob McEwen ht

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

time to develop new strategies and technologies for dealing with IPv6 - and/or allowed our budgets and/or processing power to catch up with the need for more content filtering - and that is superior to giving the spammers a shorter term massive boost in their capabilities. -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

uations - those with situations like your situation or mine (for example, most of my spam filter is self-programmed!) ...are more rare. BTW - for anyone just joining this thread, here is the article being discussed: https://www.linkedin.com/pulse/should-mail-s

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

above sound like to me - when I consider these small and medium-sized mail hosters' resources and options - in comparison to Google, and Google's institutional advantages in many of the areas you're talking about. -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

In fact, many medium and large systems heavily depend on their content filters getting a reduced spam volume due to IPv4 blocking a high percentage of such spams BEFORE the body of the message is accepted (before DATA). -- Rob McEwen https://www.invaluement.com ___

[mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

Here is an article I posted on Linkedin about spam filtering IPv6-sent email. "Should mail servers publish IPv6 MX records? Could this harm your spam filtering?" https://www.linkedin.com/pulse/should-mail-servers-publish-ipv6-mx-records-rob-mcewen/ -- Rob McEwen https://www.inval

Re: [mailop] SpamCannibal RBL

the shutdown extremely more smooth/graceful. Thanks! -- Rob McEwen https://www.invaluement.com ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] spamauditor, ivmuri: how do they collect false positives?

On 5/9/2018 12:21 PM, Rob McEwen wrote: On 5/9/2018 8:04 AM, Stefano Bagnara wrote: Contacting ivm or spamauditor they often say they have no "false positives for the block" so they are uneasy removing it and they also don't have (or don't share) the issue that originat

Re: [mailop] spamauditor, ivmuri: how do they collect false positives?

of the reasons you DID get some assistance already, and why you did get delisted at times. I've delisted this again, and I put something in place to make this harder to relist - with the (hopefully not mistaken assumption!) that you're doing to improve going forward

Re: [mailop] GDPR and WHOIS PRIVACY

On 5/4/2018 2:51 PM, Michael Wise wrote: If we can't reliably figure out who owns a block, the speed of blocking will increase, and the size of the blocks will likewise increase, and ... well ... the False Positives will increase. TRUE! (unfortunately) -- Rob McEwen

Re: [mailop] GDPR and WHOIS PRIVACY

ly, there are going to be many nefarious instances where criminals and spammers "claim to be an individual running that domain as a hobby" - due to this law - for other related reasons! -- Rob McEwen https://www.invaluement.com ___ mailop mailing

Re: [mailop] Spam increase

On 5/3/2018 2:05 PM, Rob McEwen wrote: fwiw, invaluement blacklisted all of those about 3 hours ago, and I manually checked a few of these IPs over at mulirbl.valli.org and I'm seeing good coverage by spamhaus and other blacklists at this time. oops. I made typo on that link. Here is the

Re: [mailop] GDPR and WHOIS PRIVACY

rying to hide in the shadows. (3) What Spamhaus said here... is VERY strong. I can't imagine them backing that far away from this, if at all, just due to just a portion of the data in all whois records getting hidden: https://www.spamresource.com/2010/02/whois-privacy-protect-what-

Re: [mailop] GDPR and WHOIS PRIVACY

amhaus said here... is VERY strong. I can't imagine them backing that far away from this, if at all, just due to just a portion of the data in all whois records getting hidden: https://www.spamresource.com/2010/02/whois-privacy-protect-what-spamfighters.html --

Re: [mailop] Spam increase

listed all of those about 3 hours ago, and I manually checked a few of these IPs over at mulirbl.valli.org and I'm seeing good coverage by spamhaus and other blacklists at this time. -- Rob McEwen https://www.invaluement.com ___ mailop mail

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