C:\>nslookup
Standardserver: fritz.box
Address: 192.168.0.1
> set q=soa
> set debug
> no-ip.org
Server: fritz.box
Address: 192.168.0.1
------------
Got answer:
HEADER:
opcode = QUERY, id = 2, rcode = NXDOMAIN
header flags: response, auth. answer, want recursion, recursion avail.
questions = 1, answers = 0, authority records = 1, additional = 0
QUESTIONS:
no-ip.org.fritz.box, type = SOA, class = IN
AUTHORITY RECORDS:
-> fritz.box
ttl = 9 (9 secs)
primary name server = fritz.box
responsible mail addr = admin.fritz.box
serial = 1404410252
refresh = 21600 (6 hours)
retry = 1800 (30 mins)
expire = 43200 (12 hours)
default TTL = 10 (10 secs)
------------
------------
Got answer:
HEADER:
opcode = QUERY, id = 3, rcode = NOERROR
header flags: response, want recursion, recursion avail.
questions = 1, answers = 1, authority records = 0, additional = 0
QUESTIONS:
no-ip.org, type = SOA, class = IN
ANSWERS:
-> no-ip.org
ttl = 6946 (1 hour 55 mins 46 secs)
primary name server = ns7.microsoftinternetsafety.net
responsible mail addr = hostmaster.microsoftinternetsafety.net
serial = 1
refresh = 10800 (3 hours)
retry = 15 (15 secs)
expire = 604800 (7 days)
default TTL = 10800 (3 hours)
------------
Nicht autorisierende Antwort:
no-ip.org
ttl = 6946 (1 hour 55 mins 46 secs)
primary name server = ns7.microsoftinternetsafety.net
responsible mail addr = hostmaster.microsoftinternetsafety.net
serial = 1
refresh = 10800 (3 hours)
retry = 15 (15 secs)
expire = 604800 (7 days)
default TTL = 10800 (3 hours)