`servera26.opencom.kr`

DNSSEC	⚠️ Not signed
A	121.78.88.26^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
		PTR	`servera26.opencom.com`
NS	`servera26.opencom.kr` ⭐
		A	121.78.88.26^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
			PTR	`servera26.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.servera26.opencom.kr` ⭐
		A	121.78.88.26^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
			PTR	`servera26.opencom.com`
TXT	`v=spf1 ip4:121.78.88.25 ip4:121.78.88.26 ip4:121.78.88.26 ~all`
SOA	`servera26.opencom.kr`webmaster@servera26.opencom.kr 2010-02-01 #1

`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.kr`webmaster@opencom.kr 2003-03-18 #38

NS for

servera26.opencom.kr

Subdomains

mail.servera26.opencom.kr

DNS History

5 records (5 active, 0 former)

●NSns.opengogo.com2026-03-11 → 2026-07-07 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-07 02:32:24

●NSns.openhaja.com2026-03-11 → 2026-07-07 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-07 02:32:24

●NSservera26.opencom.kr2026-03-11 → 2026-07-07 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-07 02:32:24

●MXmail.servera26.opencom.kr2026-03-11 → 2026-07-07 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-07 02:32:24

●A121.78.88.262026-03-11 → 2026-07-07 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-07 02:32:24

🔍 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:121.78.91.66

NS records: ns.opengogo.com, ns.openhaja.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencom.kr (unsigned zone)

⏱️ Timing

Total: 1754ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.78.88.26`
NS	2	`ns.openhaja.com, ns.opengogo.com`
MX	1	`mail.servera26.opencom.kr (pri: 10)`
TXT	1	`v=spf1 ip4:121.78.88.25 ip4:121.78.88.26`
SOA	1	`servera26.opencom.kr webmaster.servera26`

Analysis

Hierarchy

The domain mail.servera26.opencom.kr falls under the parent servera26.opencom.kr.

Name Server Role

servera26.opencom.kr has servera26.opencom.kr as one of its name servers, making it self-hosted for DNS delegation.

ns.opengogo.com and ns.openhaja.com are often used as name servers in combination with servera26.opencom.kr.

IP Addresses

servera26.opencom.kr directs to one IP number, which is 121.78.88.26.

Among the host names that share IP numbers with servera26.opencom.kr are mail.mjnvc.com, mail.daeya.co.kr, mail.seoulbeautyweek.or.kr and two others.

Name Servers

servera26.opencom.kr is delegated to three name servers: servera26.opencom.kr, ns.opengogo.com and ns.openhaja.com.

At least some of servera26.opencom.kr's name servers are shared with other domains, for example kimponara.com, startps.com, yeskin.co.kr and two more.

ns.opengogo.com, ns.openhaja.com and servera26.opencom.kr each resolve to a single IP address: ns.opengogo.com resolves to 121.78.91.66, ns.openhaja.com resolves to 121.78.91.2 and servera26.opencom.kr resolves to 121.78.88.26.

Mail Servers

servera26.opencom.kr routes its mail through a single mail server, mail.servera26.opencom.kr.

mail.servera26.opencom.kr resolves to a single IP number: 121.78.88.26.

servera26.opencom.kr - robtex.com