server28.opencom.kr - robtex.com
server28.opencom.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.78.88.28🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| PTR | servera28.opencom.com | ||||||
| NS | server28.opencom.kr ⭐ | ||||||
| A | 121.78.88.28🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| PTR | servera28.opencom.com | ||||||
| NS | ns.opengogo.com ⚠️ Not in parent delegation | ||||||
| A | 121.78.91.66🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| PTR | serverb66.opencom.com | ||||||
| NS | ns.openhaja.com ⚠️ Not in parent delegation | ||||||
| A | 121.78.91.2🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| PTR | serverb2.opencom.com | ||||||
| MX | mail.server28.opencom.kr ⭐ | ||||||
| A | 121.78.88.28🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| PTR | servera28.opencom.com | ||||||
| TXT | v=spf1 ip4:121.78.88.28 ~all | ||||||
| SOA | server28.opencom.krwebmaster@server28.opencom.kr 2020-10-23 #3 | ||||||
opencom.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.78.91.10🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange | ||||||
| NS | opencom.kr ⭐ | ||||||
| NS | ns.opengogo.com | ||||||
| NS | ns.openhaja.com | ||||||
| NS | ns.test.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns.test2.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns.test3.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.deco220.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.han.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.lvs.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.myhome.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.rbtest.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server120.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server122.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server144.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server201.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server203.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server27.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server28.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server83.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.server84.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.servera120.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.servera122.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.servera167.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.servera26.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.servera92.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.shost.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns1.vt.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.deco220.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.han.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.lvs.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.myhome.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.rbtest.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server120.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server122.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server144.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server201.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server203.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server27.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server28.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server83.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.server84.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.servera120.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.servera122.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.servera167.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.servera26.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.servera92.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.shost.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.test.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.test2.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.test3.opencom.kr ⚠️ Not in parent delegation | ||||||
| NS | ns2.vt.opencom.kr ⚠️ Not in parent delegation | ||||||
| MX | mail.opencom.kr ⭐ | ||||||
| TXT | globalsign-domain-verification=M1I2eKB5ehXK9ts1A7BJ6TICkJMR6PaI6ovBBw3HfU | ||||||
| TXT | v=spf1 ip4:121.78.189.26 ip4:121.78.91.10 ip4:121.78.189.6 ip4:121.78.91.24 i... | ||||||
| TXT | _globalsign-domain-verification=5c6pcueu1Dd3rBJq61vmGiuOIpPghtp2bWP7_10ABT | ||||||
| SOA | opencom.krwebmaster@opencom.kr 2003-03-18 #38 | ||||||
NS for
server28.opencom.kr |
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.opengogo.com2026-04-27 → 2026-07-05 · 2 obs
● 2026-07-05 11:42:10
●NSns.openhaja.com2026-04-27 → 2026-07-05 · 2 obs
● 2026-07-05 11:42:10
●NSserver28.opencom.kr2026-04-27 → 2026-07-05 · 2 obs
● 2026-07-05 11:42:10
●MXmail.server28.opencom.kr2026-04-27 → 2026-07-05 · 2 obs
● 2026-07-05 11:42:10
●A121.78.88.282026-04-27 → 2026-07-05 · 2 obs
● 2026-07-05 11:42:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| opencom.kr | ns.opengogo.com, ns.openhaja.com | - |
✅ Authoritative Response
Server:121.78.91.2
NS records: ns.opengogo.com, ns.openhaja.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opencom.kr (unsigned zone)
⏱️ Timing
Total: 1600ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.78.88.28 |
| NS | 2 | ns.openhaja.com, ns.opengogo.com |
| MX | 1 | mail.server28.opencom.kr (pri: 10) |
| TXT | 1 | v=spf1 ip4:121.78.88.28 ~all |
| SOA | 1 | server28.opencom.kr webmaster.server28.o |
Analysis
Hierarchy
server28.opencom.kr sits above ns1.server28.opencom.kr, ns2.server28.opencom.kr and mail.server28.opencom.kr in the domain hierarchy.
Name Server Role
server28.opencom.kr is listed as a name server for server28.opencom.kr — it is in-bailiwick, authoritative for its own domain.
It is common to find ns.opengogo.com and ns.openhaja.com serving as name servers together with server28.opencom.kr.
IP Addresses
server28.opencom.kr has exactly one IP address — 121.78.88.28.
server28.opencom.kr shares its IP numbers with other host names, including ns2.server28.opencom.kr, mail.server28.opencom.kr, ns1.server28.opencom.kr and servera28.opencom.com.
Name Servers
The NS records for server28.opencom.kr list three name servers: server28.opencom.kr, ns.opengogo.com and ns.openhaja.com.
There is at least partial name server overlap between server28.opencom.kr and other domains — mail148.opencom.com, doctor-ivy.com, kseye.co.kr and two more among them.
These name servers frequently co-occur with the name servers ns1.designsoup.co.kr and ns2.designsoup.co.kr.
ns.opengogo.com has IP address 121.78.91.66, ns.openhaja.com has IP address 121.78.91.2 and server28.opencom.kr has IP address 121.78.88.28 — one address each.
Mail Servers
server28.opencom.kr uses one mail server — mail.server28.opencom.kr.
mail.server28.opencom.kr resolves to 121.78.88.28 and no other IP number.