Actually, thats not unexpected: roland is V4 only, but the AAAA after is V6, so dig -6 is wrong (just dig on a v6 machine works, the name can't resolve if you are V6 only as our primary DNS server is V4 only):
dig +trace ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu ; <<>> DiG 9.7.1-P2-RedHat-9.7.1-2.P2.fc13 <<>> +trace ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu ;; global options: +cmd . 73422 IN NS e.root-servers.net. . 73422 IN NS i.root-servers.net. . 73422 IN NS k.root-servers.net. . 73422 IN NS h.root-servers.net. . 73422 IN NS m.root-servers.net. . 73422 IN NS g.root-servers.net. . 73422 IN NS d.root-servers.net. . 73422 IN NS j.root-servers.net. . 73422 IN NS f.root-servers.net. . 73422 IN NS a.root-servers.net. . 73422 IN NS l.root-servers.net. . 73422 IN NS b.root-servers.net. . 73422 IN NS c.root-servers.net. ;; Received 228 bytes from 8.8.8.8#53(8.8.8.8) in 6 ms edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. ;; Received 296 bytes from 192.33.4.12#53(c.root-servers.net) in 16 ms berkeley.edu. 172800 IN NS phloem.uoregon.edu. berkeley.edu. 172800 IN NS adns1.berkeley.edu. berkeley.edu. 172800 IN NS adns2.berkeley.edu. berkeley.edu. 172800 IN NS ns.v6.berkeley.edu. berkeley.edu. 172800 IN NS sns-pb.isc.org. berkeley.edu. 172800 IN NS aodns1.berkeley.edu. ;; Received 363 bytes from 192.26.92.36#53(c.edu-servers.net) in 79 ms icsi.berkeley.edu. 3600 IN NS adns2.berkeley.edu. icsi.berkeley.edu. 3600 IN NS ns.icsi.berkeley.edu. icsi.berkeley.edu. 3600 IN NS adns1.berkeley.edu. icsi.berkeley.edu. 3600 IN NS ns.IDIAP.ch. ;; Received 247 bytes from 2001:500:2e::1#53(sns-pb.isc.org) in 140 ms netalyzr.icsi.berkeley.edu. 3600 IN NS roland.icir.org. ;; Received 106 bytes from 2607:f140:ffff:fffe::3#53(adns1.berkeley.edu) in 23 ms eaoe.n1.netalyzr.icsi.berkeley.edu. 100 IN NS ipv6_node.netalyzr.icsi.berkeley.edu. ;; Received 113 bytes from 192.150.187.31#53(roland.icir.org) in 6 ms ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu. 1 IN A 67.202.37.63 eaoe.n1.netalyzr.icsi.berkeley.edu. 100 IN NS ipv6_node.netalyzr.icsi.berkeley.edu. ;; Received 129 bytes from 2607:f740:0:3f:216:3eff:fe27:bba5#53(ipv6_node.netalyzr.icsi.berkeley.edu) in 0 ms nwea...@v6node:~/devel/trouble/projects/isp_probe_devel/scripts> On Jul 29, 2010, at 12:27 PM, Tore Anderson wrote: > * Nicholas Weaver > >> Could someone with a IPv6 connected recursive resolver do a favor for >> me? >> >> Validate that >> >> ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu >> >> resolves to >> >> 67.202.37.63 > > Hi Nicholas. > > It doesn't work, the delegation chain stops at roland.icir.org > which is v4-only from what I can tell: > > t...@lust:~$ dig -6 +trace ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu A > > ; <<>> DiG 9.7.0-P2-RedHat-9.7.0-10.P2.fc13 <<>> -6 +trace > ipv6_dns.eaoe.n1.netalyzr.icsi.berkeley.edu A > ;; global options: +cmd > . 99252 IN NS c.root-servers.net. > . 99252 IN NS b.root-servers.net. > . 99252 IN NS l.root-servers.net. > . 99252 IN NS k.root-servers.net. > . 99252 IN NS d.root-servers.net. > . 99252 IN NS i.root-servers.net. > . 99252 IN NS j.root-servers.net. > . 99252 IN NS h.root-servers.net. > . 99252 IN NS f.root-servers.net. > . 99252 IN NS m.root-servers.net. > . 99252 IN NS a.root-servers.net. > . 99252 IN NS g.root-servers.net. > . 99252 IN NS e.root-servers.net. > ;; Received 368 bytes from ::1#53(::1) in 2 ms > > edu. 172800 IN NS a.edu-servers.net. > edu. 172800 IN NS c.edu-servers.net. > edu. 172800 IN NS d.edu-servers.net. > edu. 172800 IN NS f.edu-servers.net. > edu. 172800 IN NS g.edu-servers.net. > edu. 172800 IN NS l.edu-servers.net. > ;; Received 299 bytes from 2001:7fd::1#53(k.root-servers.net) in 29 ms > > berkeley.edu. 172800 IN NS phloem.uoregon.edu. > berkeley.edu. 172800 IN NS adns1.berkeley.edu. > berkeley.edu. 172800 IN NS adns2.berkeley.edu. > berkeley.edu. 172800 IN NS ns.v6.berkeley.edu. > berkeley.edu. 172800 IN NS sns-pb.isc.org. > berkeley.edu. 172800 IN NS aodns1.berkeley.edu. > ;; Received 363 bytes from 2001:503:cc2c::2:36#53(g.edu-servers.net) in 119 ms > > netalyzr.icsi.berkeley.edu. 3600 IN NS roland.icir.org. > ;; Received 106 bytes from 2607:f140:ffff:fffe::3#53(adns1.berkeley.edu) in > 190 ms > > ;; connection timed out; no servers could be reached > > t...@lust:~$ dig roland.icir.org. AAAA > > ; <<>> DiG 9.7.0-P2-RedHat-9.7.0-10.P2.fc13 <<>> roland.icir.org. AAAA > ;; global options: +cmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21073 > ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;roland.icir.org. IN AAAA > > ;; AUTHORITY SECTION: > icir.org. 745 IN SOA ns.icsi.berkeley.edu. > hostmaster.icsi.berkeley.edu. 1000047 7200 3600 604800 900 > > ;; Query time: 1 msec > ;; SERVER: ::1#53(::1) > ;; WHEN: Thu Jul 29 21:26:15 2010 > ;; MSG SIZE rcvd: 100 > > Best regards, > -- > Tore Anderson > Redpill Linpro AS - http://www.redpill-linpro.com/ > Tel: +47 21 54 41 27 _______________________________________________ DNSOP mailing list [email protected] https://www.ietf.org/mailman/listinfo/dnsop
