
I am seeing this also. No DNS response from any of the 4 DNS server IPs. $ traceroute -n 192.18.43.12 traceroute to 192.18.43.12 (192.18.43.12), 30 hops max, 40 byte packets 1 72.20.181.1 0.454 ms 0.452 ms 0.518 ms 2 72.20.191.132 10.312 ms 10.435 ms 10.452 ms 3 72.5.252.77 10.242 ms 10.224 ms 10.324 ms 4 216.52.191.40 11.328 ms 216.52.191.105 11.599 ms 11.676 ms 5 38.104.204.73 26.291 ms 26.195 ms 26.156 ms 6 154.54.6.97 22.448 ms 22.424 ms 22.867 ms 7 154.54.46.217 22.423 ms 154.54.2.230 23.002 ms 154.54.46.217 22.388 ms 8 154.54.82.213 34.333 ms 34.261 ms 34.374 ms 9 154.54.83.34 34.809 ms 34.651 ms 34.513 ms 10 38.122.114.46 29.532 ms 29.206 ms 29.192 ms 11 216.52.40.7 29.120 ms 29.081 ms 29.136 ms 12 * * * 13 * * * 14 * * * $ traceroute -n 192.18.4.206 traceroute to 192.18.4.206 (192.18.4.206), 30 hops max, 40 byte packets 1 72.20.181.1 0.485 ms 0.470 ms 0.520 ms 2 72.20.191.132 10.405 ms 10.461 ms 10.466 ms 3 72.5.252.77 10.297 ms 10.340 ms 10.314 ms 4 216.52.191.40 29.791 ms 216.52.191.105 30.098 ms 29.843 ms 5 38.104.204.73 123.796 ms 123.795 ms 123.797 ms 6 154.54.82.29 22.665 ms 22.773 ms 22.746 ms 7 154.54.46.209 23.023 ms 154.54.80.106 22.189 ms 22.257 ms 8 154.54.82.213 93.193 ms 154.54.82.209 93.199 ms 93.172 ms 9 154.54.45.186 37.295 ms 34.561 ms 154.54.83.34 34.584 ms 10 38.122.114.46 29.169 ms 28.993 ms 29.105 ms 11 216.52.40.7 29.073 ms 28.926 ms 28.843 ms 12 * * * 13 * * * 14 * * * $ dig +norec -t A sun.com @a.gtld-servers.net ; <<>> DiG 9.6.0-APPLE-P2 <<>> +norec -t A sun.com @a.gtld-servers.net ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 48012 ;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4 ;; QUESTION SECTION: ;sun.com. IN A ;; AUTHORITY SECTION: sun.com. 172800 IN NS ns8.sun.com. sun.com. 172800 IN NS ns2.sun.com. sun.com. 172800 IN NS ns1.sun.com. sun.com. 172800 IN NS ns3.sun.com. ;; ADDITIONAL SECTION: ns8.sun.com. 172800 IN A 192.18.43.12 ns2.sun.com. 172800 IN A 192.18.99.5 ns1.sun.com. 172800 IN A 192.18.128.11 ns3.sun.com. 172800 IN A 192.18.4.206 $ dig +norec -t SOA sun.com @192.18.43.12 ; <<>> DiG 9.6.0-APPLE-P2 <<>> +norec -t SOA sun.com @192.18.43.12 ;; global options: +cmd ;; connection timed out; no servers could be reached $ dig +norec -t SOA sun.com @192.18.99.5 ; <<>> DiG 9.6.0-APPLE-P2 <<>> +norec -t SOA sun.com @192.18.99.5 ;; global options: +cmd ;; connection timed out; no servers could be reached $ dig +norec -t SOA sun.com @192.18.128.11 ; <<>> DiG 9.6.0-APPLE-P2 <<>> +norec -t SOA sun.com @192.18.128.11 ;; global options: +cmd ;; connection timed out; no servers could be reached $ dig +norec -t SOA sun.com @192.18.4.206 ; <<>> DiG 9.6.0-APPLE-P2 <<>> +norec -t SOA sun.com @192.18.4.206 ;; global options: +cmd ;; connection timed out; no servers could be reached