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[네임서버] nslookup 명령어 본문

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[네임서버] nslookup 명령어

변군 변군이글루 2013.07.16 01:03

nslookup 명령어

 

 

 

Default server 네임서버 지정

 

$ nslookup

> server 168.126.63.1

Default server: 168.126.63.1

Address: 168.126.63.1#53

 

 

mx 레코드 확인

 

$ nslookup

> set type=mx (또는 set q=mx)

> google.com

Server:         168.126.63.1

Address:        168.126.63.1#53

 

Non-authoritative answer:

google.com      mail exchanger = 100 google.com.s9a1.psmtp.com.

google.com      mail exchanger = 200 google.com.s9a2.psmtp.com.

google.com      mail exchanger = 300 google.com.s9b1.psmtp.com.

google.com      mail exchanger = 400 google.com.s9b2.psmtp.com.

 

Authoritative answers can be found from:

google.com      nameserver = ns2.google.com.

google.com      nameserver = ns3.google.com.

google.com      nameserver = ns4.google.com.

google.com      nameserver = ns1.google.com.

google.com.s9a1.psmtp.com       internet address = 74.125.148.10

google.com.s9a2.psmtp.com       internet address = 74.125.148.11

google.com.s9b1.psmtp.com       internet address = 74.125.148.13

google.com.s9b2.psmtp.com       internet address = 74.125.148.14

ns1.google.com  internet address = 216.239.32.10

ns2.google.com  internet address = 216.239.34.10

ns3.google.com  internet address = 216.239.36.10

ns4.google.com  internet address = 216.239.38.10

 

SPF레코드 확인

 

> set type=txt

> google.com

Server:         168.126.63.1

Address:        168.126.63.1#53

 

Non-authoritative answer:

google.com      text = "v=spf1 include:_netblocks.google.com ip4:216.73.93.70/31 ip4:216.73.93.72/31 ~all"

 

Authoritative answers can be found from:

google.com      nameserver = ns2.google.com.

google.com      nameserver = ns1.google.com.

google.com      nameserver = ns3.google.com.

google.com      nameserver = ns4.google.com.

ns1.google.com  internet address = 216.239.32.10

ns2.google.com  internet address = 216.239.34.10

ns3.google.com  internet address = 216.239.36.10

ns4.google.com  internet address = 216.239.38.10

 

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Default server 네임서버 지정

 

$ nslookup google.com 168.126.63.1

Server:         168.126.63.1

Address:        168.126.63.1#53

 

Non-authoritative answer:

Name:   google.com

Address: 216.239.61.104

 

mx 레코드 확인

 

$ nslookup -querytype=mx google.com

Server:         202.73.134.1

Address:        202.73.134.1#53

 

Non-authoritative answer:

google.com      mail exchanger = 300 google.com.s9b1.psmtp.com.

google.com      mail exchanger = 400 google.com.s9b2.psmtp.com.

google.com      mail exchanger = 100 google.com.s9a1.psmtp.com.

google.com      mail exchanger = 200 google.com.s9a2.psmtp.com.

 

Authoritative answers can be found from:

google.com      nameserver = ns3.google.com.

google.com      nameserver = ns1.google.com.

google.com      nameserver = ns4.google.com.

google.com      nameserver = ns2.google.com.

google.com.s9a1.psmtp.com       internet address = 74.125.148.10

google.com.s9a2.psmtp.com       internet address = 74.125.148.11

google.com.s9b1.psmtp.com       internet address = 74.125.148.13

google.com.s9b2.psmtp.com       internet address = 74.125.148.14

 

SPF 레코드 확인

 

$ nslookup -querytype=txt google.com

Server:         202.73.134.1

Address:        202.73.134.1#53

 

Non-authoritative answer:

google.com      text = "v=spf1 include:_netblocks.google.com ip4:216.73.93.70/31 ip4:216.73.93.72/31 ~all"

 

Authoritative answers can be found from:

google.com      nameserver = ns1.google.com.

google.com      nameserver = ns2.google.com.

google.com      nameserver = ns3.google.com.

google.com      nameserver = ns4.google.com.

 

 

 

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