nanog mailing list archives
Re: Google Public DNS Problems?
From: Tony Finch <dot () dotat at>
Date: Wed, 1 May 2013 18:39:53 +0100
Blair Trosper <blair.trosper () gmail com> wrote:
Goes all the way up to the A root server before failing spectacularly.
That is an extremely weird response. Are you sure your queries are not being intercepted by a middlebox? What happens if you use dig +vc ? Do you get a similar round-trip time when pinging 8.8.8.8 to the one reported by dig?
Europa:~ blair$ dig +cd @8.8.8.8 google.com A ; <<>> DiG 9.8.3-P1 <<>> +cd @8.8.8.8 google.com A ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 47332 ;; flags: qr rd ra cd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;google.com. IN A ;; AUTHORITY SECTION: . 467 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2013050100 1800 900 604800 86400 ;; Query time: 46 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Wed May 1 10:05:46 2013 ;; MSG SIZE rcvd: 104
Tony. -- f.anthony.n.finch <dot () dotat at> http://dotat.at/ Forties, Cromarty: East, veering southeast, 4 or 5, occasionally 6 at first. Rough, becoming slight or moderate. Showers, rain at first. Moderate or good, occasionally poor at first.
Current thread:
- Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Harry Hoffman (May 01)
- Re: Google Public DNS Problems? Joe Abley (May 01)
- Re: Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Casey Deccio (May 01)
- Re: Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Tony Finch (May 01)
- Re: Google Public DNS Problems? Jared Mauch (May 01)
- Re: Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Livingood, Jason (May 01)
- Re: Google Public DNS Problems? Blair Trosper (May 01)
- Re: Google Public DNS Problems? Andrew Fried (May 01)
- Re: Google Public DNS Problems? Yang Yu (May 01)
- Re: Google Public DNS Problems? Christopher Morrow (May 01)
- Re: Google Public DNS Problems? shawn wilson (May 01)
- Re: Google Public DNS Problems? Perry Lorier (May 02)
- Re: Google Public DNS Problems? Jay Ashworth (May 02)
- Re: Google Public DNS Problems? Christopher Morrow (May 02)