Re: Yet another Quadruple DNS?

2018-03-28 Thread David Ulevitch
On Wed, Mar 28, 2018 at 1:27 PM Aftab Siddiqui wrote: > 1.1.1.0/24 and 1.0.0.0/24 both are APNIC's Lab Research Prefixes. APNIC, > probably doing some more data gathering on 1.1.1.1 and doesn't want to be > smashed with Gigs of traffic. Doubtful. This is most assuredly going to be a commercial

Re: Over a decade of DDOS--any progress yet?

2010-12-06 Thread David Ulevitch
On Mon, Dec 6, 2010 at 6:10 AM, Patrick W. Gilmore wrote: > On Dec 6, 2010, at 4:07 AM, Jonas Frey (Probe Networks) wrote: > >> Besides having *alot* of bandwidth theres not really much you can do to >> mitigate. Once you have the bandwidth you can filter (w/good hardware). >> Even if you go for 8

Register.com DNS outages

2010-11-13 Thread David Ulevitch
Good morning, Does anyone have any updates they can share on the register.com outage that has been happening since sometime yesterday? They don't seem to have any sort of explanation or status page (aside from the note on their homepage). Is there anything we can do to help? It's certainly impa

Cost of transit and options in APAC

2010-08-11 Thread David Ulevitch
Hi Nanog, As we extend our reach into Asia, we're finding that our typical carriers (see: upstreams of AS36692) who provide service to us in North America and Europe are not able to offer us service in Asia either (1) at all or (2) at prices remotely resembling our pricing in NA and EU. For examp

Re: .mil nameserver problems?

2010-02-16 Thread David Ulevitch
On Tue, Feb 16, 2010 at 6:55 PM, Antonio Querubin wrote: > Anyone else noticing an increase in .mil nameserver problems today? Our > resolvers aren't able to find NS info for various .mil domains such as > pacom.mil and usfj.mil. > > % dig +trace pacom.mil > Actually, a number of the .mil zones a

Re: Connectivity problems to google via openDNS

2010-02-10 Thread David Ulevitch
On 2/9/10 3:43 PM, Matthew Palmer wrote: Turned out that the DNS responses from OpenDNS (they were in a cafe somewhere with free wireless that was using OpenDNS) were giving slightly wrong addresses -- like the real address for example.com was 192.0.2.12, and OpenDNS was giving the response that

Re: What DNS Is Not

2009-11-11 Thread David Ulevitch
On 11/11/09 12:48 PM, Florian Weimer wrote: Since people need to *explicitly* choose using the OpenDNS servers, I can hardly see how anybody's wishes are foisted on these people. If you don't like the answers you get from this (free) service, you can of course choose to use a different service -

Re: What DNS Is Not

2009-11-10 Thread David Ulevitch
On 11/10/09 8:05 AM, John Peach wrote: On Mon, 09 Nov 2009 18:15:09 -0500 David Ulevitch wrote: On 11/9/09 6:06 PM, Alex Balashov wrote: Anything else is COMPLETELY UNACCEPTABLE. I don't understand how or why this could possibly be controversial. Because some people want the abilit

Re: What DNS Is Not

2009-11-10 Thread David Ulevitch
On 11/10/09 9:04 AM, sth...@nethelp.no wrote: When the conficker worms phones home to one of the 50,000 potential domains names it computes each day, there are a lot of IT folks out there that wish their local resolver would simply reject those DNS requests so that infected machines in their netw

Re: What DNS Is Not

2009-11-09 Thread David Ulevitch
On 11/9/09 6:06 PM, Alex Balashov wrote: Anything else is COMPLETELY UNACCEPTABLE. I don't understand how or why this could possibly be controversial. Because some people want the ability and choice to block DNS responses they don't like; just as they have the ability and choice to reject em

Verizon Wireless (AS22394) network engineering contact needed

2009-09-14 Thread David Ulevitch
I'm having some trouble reaching a capable network engineer who runs Verizon Wireless (AS22394). The contact on the ARIN address space I have issues with does indeed pick up the phone but is not someone who is aware of what BGP is. Additionally, VZW is not listed on the NOC contacts page host

Re: ATT Mail Administrator

2009-03-27 Thread David Ulevitch
On 3/27/09 8:23 AM, Chris Wallace wrote: Can someone from ATT contact off-list with the contact for the mail administrator? We recently got a new CIDR from ARIN and previously belonged to Adelphia. Needless to say, the IP's are pretty much blacklisted everywhere as dynamic IP space. I have gotten

NetSol / WorldNIC nameservers continue to be down, for a couple days.

2009-01-23 Thread David Ulevitch
Does anyone have any contact at NetSol / WorldNIC? Their nameservers (all hundred+ of them) have been down or severely degraded in service over the last 48 hours. TTLs are starting to expire and the only evidence we've found that NETSOL is aware is this thread: http://forums.networksolutions

Re: Atrivo/Intercage: Now Only 1 Upstream

2008-09-17 Thread David Ulevitch
Patrick W. Gilmore wrote: On Sep 17, 2008, at 1:32 PM, David Ulevitch wrote: At the end of the day, nobody is going to drop packets for amazon's IP space. I'm afraid reality disagrees with you - there already are networks doing it. Being big does not guarantee you ability

Re: Atrivo/Intercage: Now Only 1 Upstream

2008-09-17 Thread David Ulevitch
Christopher Morrow wrote: How about providing some open-source intelligence in a centralized and machine-parsable fashion (perhaps with community input of intel even) which would allow better decsions to be made? Reputation based on src_addr is /so/ 2005. ASN has a few more legs perhaps... b

Contacts at Indom (aka, indomco)

2008-06-30 Thread David Ulevitch
NANOG, I'm having a heck of a time reaching anyone at Indom, a large French DNS provider. If anyone has a real human contact there (not simply technique at indom dot com) that'd be of great help. Thanks, David Ulevitch