Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

On Fri, 2023-08-25 at 17:07 +, Slavko via mailop wrote: > Dňa 25. augusta 2023 16:01:42 UTC používateľ Michael Orlitzky via mailop > napísal: > > > In short: cheap implies bad but bad doesn't imply cheap. > > Yes, Windows is cheap. But Linux is even free, thus it must > be really, really ba

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

Dňa 25. augusta 2023 16:01:42 UTC používateľ Michael Orlitzky via mailop napísal: >In short: cheap implies bad but bad doesn't imply cheap. Yes, Windows is cheap. But Linux is even free, thus it must be really, really bad... regards -- Slavko https://www.slavino.sk/

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

On Fri, 2023-08-25 at 09:34 +0200, Alessandro Vesely via mailop wrote: > > > > Well, yeah, sometimes you get what you pay for. > > > Hm... finding an expensive ISP is not a good business criterion. In short: cheap implies bad but bad doesn't imply cheap. __

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

On Thu 24/Aug/2023 17:42:21 +0200 John Levine via mailop wrote: It appears that Slavko via mailop said: In all the years I've been running mail systems (which to my great astonishment is now greater than 25!) I've used a variety of netblock sizes and occasionally entire AS numbers in outright

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

It appears that Slavko via mailop said: >>In all the years I've been running mail systems (which to my great >>astonishment is now greater than 25!) I've used a variety of netblock sizes >>and occasionally entire >AS numbers in outright blocks. > >IIRC, Jaroslaw have bad neighbors... Well, yeah

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

On Thu, 2023-08-24 at 12:10 +0200, Jaroslaw Rafa via mailop wrote: > > Individual IP reputation - yes. > > Netblock reputation - no. Only if you know that the entire netblock belongs > to a spammer, it is justified to block the entire netblock. > > If it is just a random netblock of some ISP tha

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

Dňa 24. augusta 2023 11:10:48 UTC používateľ Graeme Fowler via mailop napísal: >On 24 August 2023 11:12:07 Jaroslaw Rafa via mailop wrote: > > >> If it is just a random netblock of some ISP that just happens to contain >> some spamming IPs (even a lot of them) inside - no, never block the netblo

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

On 24 August 2023 11:12:07 Jaroslaw Rafa via mailop wrote: If it is just a random netblock of some ISP that just happens to contain some spamming IPs (even a lot of them) inside - no, never block the netblock as a whole. In all the years I've been running mail systems (which to my great ast

Re: [mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

Dnia 23.08.2023 o godz. 09:08:52 Michael Peddemors via mailop pisze: > > It continues to be a battle, but overall the traditional spammers > are still getting IP space, seems that even the historically 'good' > hosting companies are throwing in the towel lately, and letting any > one on board Par

[mailop] [STATE of the UNION] Tails from the trenches of the spam auditing team..

It's been a bit, but this week with so many of the team on holidays, I guess it is on me to post an update.. Things that we are seeing.. * Increase of Japanese servers with Email compromises * Zimbra BEC continues to rise, and with the latest CVE, will expect more but it is of course sad to s