opa.or.kr - robtex.com
opa.or.kr
or.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | c.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | d.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | e.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | f.dns.kr ⚠️ Not in parent delegation | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2606270507 | ||||||
rank #1 in the tld
or.kr
or.kr is a second‑level domain under South Korea’s.krcountry code top‑level domain, used for registering non‑profit and non‑governmental organizations.
Key facts
- Owner / operator: KISA (Korea Internet & Security Agency)
- TLD:
.kr— ccTLD for South Korea - Primary purpose: registry for non‑profit organizations (NGOs, charities, etc.)
- Status: active (used as a second‑level namespace; the apex domain itself does not host a website)
NS for
opa.or.kr |
Same first word
Similar names
DNS History
13 records (8 active, 5 former)
○NSns.cafe24.com2015-08-02 → 2017-04-24 · 4 obs
● 2017-04-24 20:29:08
○ 2026-02-18 01:19:02
○ 2026-06-27 14:33:42
○NSns0.cafe24.com2015-08-02 → 2017-04-24 · 4 obs
● 2017-04-24 20:29:08
○ 2026-02-18 01:19:02
○ 2026-06-27 14:33:42
●NSns1.cafe24.co.kr2026-02-18 → 2026-06-27 · 3 obs
● 2026-02-18 01:19:02
● 2026-06-27 14:33:42
●NSns1.cafe24.com2015-08-02 → 2026-06-27 · 2 obs
● 2026-06-27 14:33:42
●NSns2.cafe24.co.kr2026-02-18 → 2026-06-27 · 3 obs
● 2026-02-18 01:19:02
● 2026-06-27 14:33:42
●NSns2.cafe24.com2015-08-02 → 2026-06-27 · 2 obs
● 2026-06-27 14:33:42
●NSopa.or.kr2015-08-02 → 2026-06-27 · 2 obs
● 2026-06-27 14:33:42
○MXbackupmail-001.cafe24.com2015-08-02 → 2016-09-13 · 4 obs
● 2016-09-13 13:51:04
○ 2017-04-24 20:29:08
○ 2026-06-27 14:33:42
●MXmx1.daouoffice.com2026-02-18 → 2026-06-27 · 3 obs
● 2026-02-18 01:19:02
● 2026-06-27 14:33:42
●MXmx2.daouoffice.com2026-02-18 → 2026-06-27 · 3 obs
● 2026-02-18 01:19:02
● 2026-06-27 14:33:42
○MXwebmail-062.cafe24.com2015-08-02 → 2017-04-24 · 4 obs
● 2017-04-24 20:29:08
○ 2026-02-18 01:19:02
○ 2026-06-27 14:33:42
●A218.38.13.532026-02-18 → 2026-06-27 · 3 obs
● 2026-02-18 01:19:02
● 2026-06-27 14:33:42
○A222.122.84.852015-08-02 → 2017-04-24 · 4 obs
● 2017-04-24 20:29:08
○ 2026-02-18 01:19:02
○ 2026-06-27 14:33:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| opa.or.kr | ns2.cafe24.co.kr, ns1.cafe24.com, ns1.cafe24.co.kr, ns2.cafe24.com | - |
✅ Authoritative Response
Server:175.125.93.137
NS records: ns2.cafe24.co.kr, ns1.cafe24.com, ns1.cafe24.co.kr, ns2.cafe24.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opa.or.kr (unsigned zone)
⏱️ Timing
Total: 2038ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 218.38.13.53 |
| NS | 4 | ns1.cafe24.com, ns1.cafe24.co.kr... |
| MX | 2 | mx2.daouoffice.com (pri: 10), mx1.daouoffice.com (pri: 5) |
| TXT | 3 | v=spf1 include:_spf.daouoffice.com ~all, GOOGLE-SITE-VERIFICATION=PQEFNKBBQAFCJEA... |
| SOA | 1 | opa.or.kr postmaster.opa.or.kr |
Analysis
Name Server Role
opa.or.kr serves as a name server for itself — opa.or.kr is its own authoritative name server.
ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr frequently serve as name servers alongside opa.or.kr.
IP Addresses
opa.or.kr points to a single IP number: 218.38.13.53.
lbskorea.or.kr and eprivacy.or.kr, along with other host names, share IP addresses with opa.or.kr.
Name Servers
opa.or.kr is delegated to five name servers: opa.or.kr, ns1.cafe24.com, ns2.cafe24.com and two others.
opa.or.kr partially shares its NS delegation with several other domains, including studysa.com.au, chunhyang.org, banb.co.kr and two others.
In DNS configurations, these name servers often share authority with ns2.cafe24.co.kr, ns.cafe24.com, ns0.cafe24.com and 6 other name servers.
Host names that resolve to five IP addresses:
ns1.cafe24.com points to 112.175.246.230, 112.175.246.231, 116.126.143.242 and two other IP addresses.
Host names resolving to four IP addresses:
ns2.cafe24.com maps to the following IP addresses: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.
ns1.cafe24.co.kr maps to the following IP addresses: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.
ns2.cafe24.co.kr maps to the following IP addresses: 112.175.247.232, 112.175.247.233, 175.125.93.146 and 175.125.93.147.
Host names pointing to a single IP address:
opa.or.kr directs to 218.38.13.53.
Mail Servers
opa.or.kr has two mail servers: mx1.daouoffice.com and mx2.daouoffice.com.
opa.or.kr shares the same mail server setup as other domains, including cheongcheonjejakso.com, fcg.kr, plasmasc.com and two others.
opa.or.kr shares mail servers — at least in part — with other domains, including selcos.co.kr, asdfkorea.com, mjinfo.co.kr and two others.
These mail servers are frequently seen alongside the mail servers mx3.daouoffice.com.
mx1.daouoffice.com resolves to 35.216.20.220, 35.216.41.104 and 35.216.61.236; mx2.daouoffice.com resolves to those same three IP addresses.
Host names pointing to 35.216.20.220 IP addresses: mx1.daouoffice.com and mx2.daouoffice.com.
Host names pointing to 35.216.41.104 IP addresses: mx1.daouoffice.com and mx2.daouoffice.com.
Host names pointing to 35.216.61.236 IP addresses: mx1.daouoffice.com and mx2.daouoffice.com.