shell:$ nslookup -timeout=2 -retry=1 'glv.ke'
Server: 75.98.161.224
Address: 75.98.161.224#53
Non-authoritative answer:
Name: glv.ke
Address: 50.6.43.20
;; Got SERVFAIL reply from 75.98.161.224, trying next server
;; Got SERVFAIL reply from 69.39.86.5
** server can't find glv.ke: SERVFAIL
| 