Po pierwsze, nie cytujesz błędu, więc trudno zgadywać

.
Po drugie jest takie polecenie (nawet na "windzie") -
nslookup do diagnozowania działania serwerów dns.
Przykład: (domena phpbb2.pl)
Kod:
bash-3.1$ nslookup
Serwer domyślny: dns2.tpsa.pl
Address: 194.204.152.34
> phpbb2.pl
Serwer: dns2.tpsa.pl
Address: 194.204.152.34
Nieautorytatywna odpowied«:
Nazwa: phpbb2.pl
Address: 195.149.227.66
> set q=ns
> phpbb2.pl
Serwer: dns2.tpsa.pl
Address: 194.204.152.34
Nieautorytatywna odpowied«:
phpbb2.pl nameserver = ns2.kei.pl
phpbb2.pl nameserver = ns1.kei.pl
ns1.kei.pl internet address = 195.149.224.1
ns2.kei.pl internet address = 195.149.225.1
> server ns1.kei.pl
Serwer domyślny: ns1.kei.pl
Address: 195.149.224.1
> phpbb2.pl
Serwer: ns1.kei.pl
Address: 195.149.224.1
phpbb2.pl nameserver = ns2.kei.pl
phpbb2.pl nameserver = ns1.kei.pl
ns1.kei.pl internet address = 195.149.224.1
ns2.kei.pl internet address = 195.149.225.1
> set q=any
> phpbb2.pl
Serwer: ns1.kei.pl
Address: 195.149.224.1
phpbb2.pl
primary name server = ns1.kei.pl
responsible mail addr = admin.kei.pl
serial = 2004122900
refresh = 10800 (3 hours)
retry = 5400 (1 hour 30 mins)
expire = 604800 (7 days)
default TTL = 86400 (1 day)
phpbb2.pl nameserver = ns1.kei.pl
phpbb2.pl nameserver = ns2.kei.pl
phpbb2.pl internet address = 195.149.227.66
phpbb2.pl MX preference = 10, mail exchanger = phpbb2.pl
ns1.kei.pl internet address = 195.149.224.1
ns2.kei.pl internet address = 195.149.225.1
> set q=a
> phpbb2.pl
Serwer: ns1.kei.pl
Address: 195.149.224.1
Nazwa: phpbb2.pl
Address: 195.149.227.66
>
działanie nslookup'a kończy komenda
exit, pomoc to
help lub
?
pozdrawiam
Kocioł