Google DNS Oddity

2019-09-06 Thread Chip Marshall via NANOG
Hello, I'm seeing an oddity when doing DNS lookups for www.google.com from our London datacenter, and I'm curious if other people are seeing the same behavior. It appears that when we ask for www.google.com. we sometimes get an answer that only contains records for www-anycast.google.com., which o

Re: Google DNS Oddity

2019-09-06 Thread Chip Marshall via NANOG
On 2019-09-06, Jared Mauch sent: > You may want to post on dns-operations instead. Will do. > Can you do a dig +trace www.google.com instead, that would be more > instructive about what’s happening at each layer of the delegation. # dig +trace www.google.com. ; <<>> DiG 9.10.3-P4-Ubuntu

Re: Google DNS Oddity

2019-09-06 Thread Chip Marshall via NANOG
On 2019-09-06, Stephen Stuart sent: > Do you see the same behavior when you execute your dig query without > the trailing dot? Yes. dig adds on the trailing dot to make it an FQDN anyway, so the on-wire qname is the same either way. -- Chip Marshall

Re: BGP Communities

2018-07-05 Thread Chip Marshall via NANOG
I think it's generally pretty free form, however I just wanted to note that RTBH has a well known community of 65535:666 now, from RFC 7999. On Thu, Jul 5, 2018 at 2:46 PM, Matthew Crocker wrote: > > Hello, > > I’m just getting started setting up communities for my network. Is there > any stan