C:\Users\>nslookup -debug
vpn.reveroffshore.com 8.8.8.8
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Got answer:
HEADER:
opcode = QUERY, id = 1, rcode = NOERROR
header flags: response, want recursion, recursion avail.
questions = 1, answers = 1, authority records = 0, additional = 0
QUESTIONS:
8.8.8.8.in-addr.arpa, type = PTR, class = IN
ANSWERS:
-> 8.8.8.8.in-addr.arpa
name =
google-public-dns-a.google.com ttl = 21599 (5 hours 59 mins 59 secs)
------------
Got answer:
HEADER:
opcode = QUERY, id = 2, rcode = SERVFAIL
header flags: response, want recursion, recursion avail.
questions = 1, answers = 0, authority records = 0, additional = 0
------------
------------
Got answer:
HEADER:
opcode = QUERY, id = 3, rcode = SERVFAIL
header flags: response, want recursion, recursion avail.
questions = 1, answers = 0, authority records = 0, additional = 0
------------
------------
Got answer:
HEADER:
opcode = QUERY, id = 4, rcode = SERVFAIL
header flags: response, want recursion, recursion avail.
questions = 1, answers = 0, authority records = 0, additional = 0
------------
------------
Got answer:
HEADER:
opcode = QUERY, id = 5, rcode = SERVFAIL
header flags: response, want recursion, recursion avail.
questions = 1, answers = 0, authority records = 0, additional = 0