DNS

• DNS 레코드 값 변경 상태 확인 진행

참고 사이트 : https://manual.daouoffice.co.kr/hc/ko/requests/34537

참고 문서 : https://daouoffice.com/cloud_guide/mail/domain_guide.pdf

• gw.kespion.co.kr DNS 레코드 값

[root@gw ~]# nslookup -type=ns kespion.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespion.co.kr   nameserver = ns1.kshosting.co.kr.
kespion.co.kr   nameserver = ns2.kshosting.co.kr.

Authoritative answers can be found from:

[root@gw ~]# nslookup -type=mx kespion.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespion.co.kr   mail exchanger = 0 spam.kespion.co.kr.

Authoritative answers can be found from:

[root@gw ~]# nslookup -type=txt kespion.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespion.co.kr   text = "v=spf1 ip4:106.249.251.170 ip4:106.249.251.171 ~all"

Authoritative answers can be found from:

• 오류

[root@gw ~]# nslookup -type=ns kespionfood.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespionfood.co.kr       nameserver = ns.domainca.com.
kespionfood.co.kr       nameserver = ns2.domainca.com.

Authoritative answers can be found from:

[root@gw ~]# nslookup -type=MX kespionfood.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespionfood.co.kr       mail exchanger = 5 mx1.daouoffice.com.kespionfood.co.kr.
kespionfood.co.kr       mail exchanger = 10 mx2.daouoffice.com.kespionfood.co.kr.

Authoritative answers can be found from:

[root@gw ~]# nslookup -type=TXT kespionfood.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespionfood.co.kr       text = "" "v=spf1" "include:_spf.daouoffice.com" "~all\"\""

Authoritative answers can be found from:

[root@gw ~]#

• 정상

[root@gw ~]# nslookup -type=mx kespionfood.co.kr
^[[AServer:             8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespionfood.co.kr       mail exchanger = 5 mx1.daouoffice.com.
kespionfood.co.kr       mail exchanger = 10 mx2.daouoffice.com.

Authoritative answers can be found from:

[root@gw ~]# nslookup -type=txt kespionfood.co.kr
Server:         8.8.8.8
Address:        8.8.8.8#53

Non-authoritative answer:
kespionfood.co.kr       text = "" "v=spf1" "include:_spf.daouoffice.com" "~all\"\""

Authoritative answers can be found from:

• mx2.daouoffice.com mx2.daouoffice.com. . 마지막에 입력해야지 전용 됩니다