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nslookup ???DNS ?????????

nslookup ????????????????????DNS?????????????? IP ????? DNS ????????? DNS ???????????????????? nslookup ????

1. ????

nslookup ?????

• ?? DNS ??????
• ??????? IP ??
• ???? DNS??? IP ?????
• ?? DNS ?????
• ?? DNS ??

?????????

nslookup [??] [???IP??] [DNS???]

2. ????

????? nslookup ????????????

?1?????? IP ??

?????

nslookup example.com

?????

Server: dns.server.ipAddress: dns.server.ip#53Non-authoritative answer:Name: example.comAddress: 93.184.216.34

?2??? DNS ?????

???????? DNS ???????????

nslookup example.com 8.8.8.8

?3???????? DNS ??

DNS ?????????? A?IPv4 ????AAAA?IPv6 ????MX????????NS??? DNS ????????????????????

nslookup -query=type example.com

???

• ?? IPv6 ???

nslookup -query=AAAA example.com

• ???? DNS ????

nslookup -query=NS example.com

?4???????

??????????????????????? Enter ?????????

nslookup example.com

?5?????

• -timeout=n????????????????
• -port=n?????? DNS ???????? 53??
• -debug???????????
• -class=class?????? DNS ???? IN??????

3. ??

• ????????? IPv6?

nslookup -query=AAAA example.com

• ??????????

nslookup -query=MX example.com

• ?? DNS ???

nslookup -debug example.com

??????????????? DNS ????????????

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