I'm see the same thing from multiple networks. $ dig NS . @g.root-servers.net
; <<>> DiG 9.9.5 <<>> NS . @g.root-servers.net ;; global options: +cmd ;; connection timed out; no servers could be reached On Thu, Apr 14, 2016 at 7:30 AM, Anurag Bhatia <m...@anuragbhatia.com> wrote: > Hello everyone > > > I wonder if it's just me or anyone else also finding issues in g root > reachability? > > > ICMP, trace, UDP DNS queries all timing out. Only TCP seem to work. > > > Trace is timing out on 208.46.37.38. > > > > traceroute to 192.112.36.4 (192.112.36.4), 64 hops max, 52 byte packets > 1 router01.home (172.16.0.1) 4.926 ms 1.863 ms 1.845 ms > 2 103.60.176.101 (103.60.176.101) 24.007 ms 24.507 ms 22.330 ms > 3 nsg-static-137.49.75.182-airtel.com (182.75.49.137) 64.435 ms 64.359 > ms 66.108 ms > 4 182.79.206.46 (182.79.206.46) 331.787 ms > 182.79.206.53 (182.79.206.53) 228.497 ms > 182.79.222.189 (182.79.222.189) 224.966 ms > 5 ldn-brdr-01.qwest.net (195.66.225.34) 162.745 ms 162.139 ms 162.031 > ms > 6 lon-ddos-01.inet.qwest.net (67.14.63.58) 162.138 ms 162.125 ms > 162.916 ms > 7 * * * > 8 chp-edge-01.inet.qwest.net (208.46.37.37) 242.819 ms 242.793 ms > 242.575 ms > 9 208.46.37.38 (208.46.37.38) 253.176 ms 253.066 ms 252.807 ms > 10 * * * > 11 * * * > 12 * * * > > > > > dig @192.112.36.4 . ns > > ; <<>> DiG 9.8.3-P1 <<>> @192.112.36.4 . ns > ; (1 server found) > ;; global options: +cmd > ;; connection timed out; no servers could be reached > > > > > > dig @192.112.36.4 . ns +tcp +noauth > > ; <<>> DiG 9.8.3-P1 <<>> @192.112.36.4 . ns +tcp +noauth > ; (1 server found) > ;; global options: +cmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 29674 > ;; flags: qr aa rd; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 24 > ;; WARNING: recursion requested but not available > > ;; QUESTION SECTION: > ;. IN NS > > ;; ANSWER SECTION: > . 518400 IN NS g.root-servers.net. > . 518400 IN NS l.root-servers.net. > . 518400 IN NS f.root-servers.net. > . 518400 IN NS h.root-servers.net. > . 518400 IN NS k.root-servers.net. > . 518400 IN NS b.root-servers.net. > . 518400 IN NS c.root-servers.net. > . 518400 IN NS e.root-servers.net. > . 518400 IN NS j.root-servers.net. > . 518400 IN NS i.root-servers.net. > . 518400 IN NS m.root-servers.net. > . 518400 IN NS a.root-servers.net. > . 518400 IN NS d.root-servers.net. > > ;; ADDITIONAL SECTION: > a.root-servers.net. 3600000 IN A 198.41.0.4 > b.root-servers.net. 3600000 IN A 192.228.79.201 > c.root-servers.net. 3600000 IN A 192.33.4.12 > d.root-servers.net. 3600000 IN A 199.7.91.13 > e.root-servers.net. 3600000 IN A 192.203.230.10 > f.root-servers.net. 3600000 IN A 192.5.5.241 > g.root-servers.net. 3600000 IN A 192.112.36.4 > h.root-servers.net. 3600000 IN A 198.97.190.53 > i.root-servers.net. 3600000 IN A 192.36.148.17 > j.root-servers.net. 3600000 IN A 192.58.128.30 > k.root-servers.net. 3600000 IN A 193.0.14.129 > l.root-servers.net. 3600000 IN A 199.7.83.42 > m.root-servers.net. 3600000 IN A 202.12.27.33 > a.root-servers.net. 3600000 IN AAAA 2001:503:ba3e::2:30 > b.root-servers.net. 3600000 IN AAAA 2001:500:84::b > c.root-servers.net. 3600000 IN AAAA 2001:500:2::c > d.root-servers.net. 3600000 IN AAAA 2001:500:2d::d > f.root-servers.net. 3600000 IN AAAA 2001:500:2f::f > h.root-servers.net. 3600000 IN AAAA 2001:500:1::53 > i.root-servers.net. 3600000 IN AAAA 2001:7fe::53 > j.root-servers.net. 3600000 IN AAAA 2001:503:c27::2:30 > k.root-servers.net. 3600000 IN AAAA 2001:7fd::1 > l.root-servers.net. 3600000 IN AAAA 2001:500:9f::42 > m.root-servers.net. 3600000 IN AAAA 2001:dc3::35 > > ;; Query time: 259 msec > ;; SERVER: 192.112.36.4#53(192.112.36.4) > ;; WHEN: Thu Apr 14 16:59:09 2016 > ;; MSG SIZE rcvd: 744 > > > > > > Is UDP blocked recently or it has been like this from long? > > > > -- > > > Anurag Bhatia > anuragbhatia.com
