DNS came back for a while and just started flaking again. $ nslookup github.com ;; Got SERVFAIL reply from 8.8.8.8, trying next server Server: 10.0.0

DNS came back for a while and just started flaking again. $ nslookup github.com ;; Got SERVFAIL reply from 8.8.8.8, trying next server Server: 10.0.0.1 Address: 10.0.0.1#53 Non-authoritative answer: Name: github.com Address: 192.30.253.112 $ nslookup twitter.com ;; Got SERVFAIL reply from 8.8.8.8, trying next server ;; Got SERVFAIL reply from 8.8.4.4, trying next server Server: 10.0.0.1 Address: 10.0.0.1#53 Non-authoritative answer: Name: twitter.com Address: 199.16.156.102 Name: twitter.com Address: 199.16.156.230 Name: twitter.com Address: 199.16.156.198 Name: twitter.com Address: 199.16.156.70