Re: Google DNS Oddity

2019-09-09 Thread Florian Brandstetter via NANOG
Unable to replicate this in London: ``` ; <<>> DiG 9.11.5-P1-1ubuntu2.5-Ubuntu <<>> @ns1.google.com. www.google.com. ; (2 servers found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61970 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0,

Re: Google DNS Oddity

2019-09-09 Thread Florian Brandstetter via NANOG
Where are you based? I can check if this can be replicated in our backbone, in case we have a PoP close. On Sep. 6 2019, at 11:17 pm, Nick Hilliard wrote: > Nick Hilliard wrote on 06/09/2019 21:19: > > Chip Marshall via NANOG wrote on 06/09/2019 20:11: > > > Hello, I'm seeing an oddity when

Re: Google DNS Oddity

2019-09-09 Thread Warren Kumari
Yes, this is no longer occurring / is resolved. Apologies, W On Mon, Sep 9, 2019 at 1:37 PM Florian Brandstetter via NANOG < nanog@nanog.org> wrote: > Unable to replicate this in London: > > ``` > ; <<>> DiG 9.11.5-P1-1ubuntu2.5-Ubuntu <<>> @ns1.google.com. > www.google.com. > ; (2 servers

Re: Cogent & FDCServers: Knowingly aiding and abetting fraud and theft?

2019-09-09 Thread Florian Brandstetter via NANOG
Hello Ronald, if you'd open the traceroute you just sent you'd see that the target is route looping and not actually used by their alleged customer? Since the loop is actually between the FDC aggregation router and Cogent's backbone router. Also, what would the target IP have been in this

Spoofer Report for NANOG for Aug 2019

2019-09-09 Thread CAIDA Spoofer Project
In response to feedback from operational security communities, CAIDA's source address validation measurement project (https://spoofer.caida.org) is automatically generating monthly reports of ASes originating prefixes in BGP for systems from which we received packets with a spoofed source address.

Re: rr.level3.net on autopilot?

2019-09-09 Thread Jon Lewis
On Thu, 5 Sep 2019, Jon Lewis wrote: I was doing some IRR clean-up and after a few successful updates, I'm no longer able to alter or delete our objects in rr.level3.com. Emails to r...@level3.com result in no action and no response. I've tried reaching out to the Level3 (Centurylink) NOC