Domain diagnostics kopac.co.kr

Diagnose potential issues with a given domain.

You can bookmark this tool as diag.domains .

Global name servers

Google Public DNS

ns.gabia.co.kr (2024091914, TTL: 6768)

Cloudflare DNS

ns.gabia.co.kr (2024091914, TTL: 86228)

Quad9

ns.gabia.co.kr (2024091914, TTL: 18628)

ns1.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

ns2.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

ns3.simply.com

DNS request failed: The name server refuses to perform the specified operation for policy reasons.

External tests

DNS zone As seen by Google Public DNS

Web servers

kopac.co.kr
Host Goal Reverse
kopac.co.kr 211.43.203.16 -
www.kopac.co.kr
Host Goal Reverse
www.kopac.co.kr 211.43.203.16 -

Incoming mail

No MX records found

Outgoing mail

SPF record

SPF issue: No SPF record found

DKIM records

Simply.com DKIM records not found

DMARC record

No DMARC record found

TXT records

Nameservers

Host Nameserver
kopac.co.kr ns.gabia.co.kr
kopac.co.kr ns.gabia.net
kopac.co.kr ns1.gabia.co.kr

WHOIS

query : kopac.co.kr



도메인이름                  : kopac.co.kr
등록인                      : 이경민
책임자                      : 이경민
책임자 전자우편             : lgmin111 -@- naver.com
등록일                      : 2022. 03. 14.
최근 정보 변경일            : 2022. 03. 14.
사용 종료일                 : 2028. 03. 14.
정보공개여부                : N
등록대행자                  : (주)가비아(http://www.gabia.co.kr)
DNSSEC                      : 미서명
등록정보 보호               : clientTransferProhibited

1차 네임서버 정보
   호스트이름               : ns.gabia.co.kr
   IP 주소                  : 43.201.170.100

2차 네임서버 정보
   호스트이름               : ns1.gabia.co.kr
   IP 주소                  : 20.200.205.248
   호스트이름               : ns.gabia.net

네임서버 이름이 .kr이 아닌 경우는 IP주소가 보이지 않습니다.



Domain Name                 : kopac.co.kr
Registrant                  : Lee Gyeongmin
Administrative Contact(AC)  : Lee Gyeongmin
AC E-Mail                   : lgmin111 -@- naver.com
Registered Date             : 2022. 03. 14.
Last Updated Date           : 2022. 03. 14.
Expiration Date             : 2028. 03. 14.
Publishes                   : N
Authorized Agency           : Gabia, Inc.(http://www.gabia.co.kr)
DNSSEC                      : unsigned
Domain Status               : clientTransferProhibited

Primary Name Server
   Host Name                : ns.gabia.co.kr
   IP Address               : 43.201.170.100

Secondary Name Server
   Host Name                : ns1.gabia.co.kr
   IP Address               : 20.200.205.248
   Host Name                : ns.gabia.net


- KISA/KRNIC WHOIS Service -

WHOIS result is cached for 15 minutes

RDAP

Could not retrieve RDAP data.

RDAP result is cached for 15 minutes

HTTP trace

1
http://kopac.co.kr
HTTP 200
211.43.203.16
Namelookup
2 ms
Connect
266 ms
Pre-transfer
266 ms
Start-transfer (TTFB)
537 ms
HTTP/2 200 OK
date: Fri, 24 Apr 2026 21:12:33 GMT
server: Apache
upgrade: h2,h2c
connection: Upgrade
transfer-encoding: chunked
content-type: text/html; charset=UTF-8
1
Requests
0
Redirects
537 ms
Total time
200
Final status