Cogent's best friend to the rescue: http://bgp.he.net/ip/104.31.18.30#_dns
Looks like mostly proxy/torrent sites on that IP address. -- Jason Canady Unlimited Net, LLC Responsive, Reliable, Secure On 2/11/17 5:11 PM, Marco Teixeira wrote: > So... i doubt CloudFlare allocates one ip per domain served... which means > Cogent customers will be unable to access other CloudFlare proxied site, > served by this same IP, for a particular geographic zone? > > > --- > Marco > > > > On Sat, Feb 11, 2017 at 8:44 PM, Alistair Mackenzie <magics...@gmail.com> > wrote: > >> Cogent confirmed on the phone that they are the ones who put the blackhole >> in place. This is after they closed our ticket twice without response. >> >> Purposely didn't mention a website in the ticket yet they asked on the >> phone if it was regarding thepiratebay so they are very aware of this... >> >> On 11 February 2017 at 15:18, Bryan Holloway <br...@shout.net> wrote: >> >>> Yup, they do indeed. And for fun, I black-listed one of our IPs, and sure >>> enough, the next-hop shows up as 10.255.255.255, and the communities are >>> the same aside from what appear to be regional things. >>> >>> -- >>> >>> BGP routing table entry for 66.253.214.90/32, version 638637516 >>> Paths: (1 available, best #1, table Default-IP-Routing-Table) >>> Flag: 0x820 >>> 23473 >>> 10.255.255.255 (metric 10177050) from 154.54.66.21 (154.54.66.21) >>> Origin IGP, localpref 150, valid, internal, best >>> Community: 174:990 174:20912 174:21001 174:22013 >>> Originator: 66.28.1.228, Cluster list: 154.54.66.21, 66.28.1.9 >>> >>> >>> >>> On 2/10/17 1:49 PM, Alistair Mackenzie wrote: >>> >>>> Cogent also have a blackhole route-server that they will provide to you >> to >>>> announce /32's for blackholing. >>>> >>>> The address for this is 66.28.1.228 which is the originator for the >>>> 104.31.19.30/3 <http://104.31.19.30/32>2 and 104.31.18.30/32 routes. >>>> >>>> >>>> On 10 February 2017 at 18:46, Jason Rokeach <ja...@rokeach.net> wrote: >>>> >>>> This looks pretty intentional to me. From >>>>> http://www.cogentco.com/en/network/looking-glass: >>>>> >>>>> BGP routing table entry for 104.31.18.30/32, version 611495773 >>>>> Paths: (1 available, best #1, table Default-IP-Routing-Table) >>>>> Local >>>>> 10.255.255.255 (metric 10177050) from 154.54.66.21 (154.54.66.21) >>>>> Origin IGP, metric 0, localpref 150, valid, internal, best >>>>> Community: 174:990 174:20912 174:21001 >>>>> Originator: 66.28.1.228, Cluster list: 154.54.66.21, 66.28.1.9 >>>>> >>>>> BGP routing table entry for 104.31.19.30/32, version 611495772 >>>>> Paths: (1 available, best #1, table Default-IP-Routing-Table) >>>>> Local >>>>> 10.255.255.255 (metric 10177050) from 154.54.66.21 (154.54.66.21) >>>>> Origin IGP, metric 0, localpref 150, valid, internal, best >>>>> Community: 174:990 174:20912 174:21001 >>>>> Originator: 66.28.1.228, Cluster list: 154.54.66.21, 66.28.1.9 >>>>> >>>>> >>>>> Call it a "hunch" but I doubt 10.255.255.255 is a valid next-hop >> router. >>>>> On Fri, Feb 10, 2017 at 1:39 PM, Mike Hammett <na...@ics-il.net> >> wrote: >>>>> Have we determined that this is intentional vs. some screw up? >>>>>> >>>>>> >>>>>> >>>>>> ----- >>>>>> Mike Hammett >>>>>> Intelligent Computing Solutions >>>>>> http://www.ics-il.com >>>>>> >>>>>> Midwest-IX >>>>>> http://www.midwest-ix.com >>>>>> >>>>>> ----- Original Message ----- >>>>>> >>>>>> From: "Brielle Bruns" <br...@2mbit.com> >>>>>> To: nanog@nanog.org >>>>>> Sent: Friday, February 10, 2017 12:28:53 PM >>>>>> Subject: Re: backbones filtering unsanctioned sites >>>>>> >>>>>> On 2/9/17 9:18 PM, Ken Chase wrote: >>>>>> >>>>>>> https://torrentfreak.com/internet-backbone-provider- >>>>>>> >>>>>> cogent-blocks-pirate-bay-and-other-pirate-sites-170209/ >>>>>> >>>>>>> /kc >>>>>>> >>>>>>> >>>>>> Funny. Someone else got back: >>>>>> >>>>>> "Abuse cannot not provide you a list of websites that may be >>>>>> encountering reduced visibility via Cogent" >>>>>> >>>>>> I almost wish I had a Cogent circuit just to bring this up with an >>>>>> account rep. Almost. >>>>>> >>>>>> I'd very much so view this as a contractual violation on Cogent's >> part. >>>>>> Cogent keeps contacting me every year wanting to sell me service. This >>>>>> will be a good one to bring up when they call me next time. >>>>>> >>>>>> -- >>>>>> Brielle Bruns >>>>>> The Summit Open Source Development Group >>>>>> http://www.sosdg.org / http://www.ahbl.org >>>>>> >>>>>> >>>>>>
