`servera122.opencom.kr`

DNSSEC	⚠️ Not signed
A	121.78.88.122^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
		PTR	`servera122.opencom.com`
NS	`servera122.opencom.kr` ⭐
		A	121.78.88.122^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
			PTR	`servera122.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}
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.servera122.opencom.kr` ⭐
		A	121.78.88.122^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
			PTR	`servera122.opencom.com`
SOA	`servera122.opencom.kr`webmaster@servera122.opencom.kr 2015-06-15 #2

`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=5c6pcueu1Dd3rBJq61vmGiuOIpPghtp2bWP7_10ABT`
	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=M1I2eKB5ehXK9ts1A7BJ6TICkJMR6PaI6ovBBw3HfU`
	SOA	`opencom.kr`webmaster@opencom.kr 2003-03-18 #38

NS for

servera122.opencom.kr

Subdomains

mail.servera122.opencom.kr

DNS History

5 records (5 active, 0 former)

●NSns.opengogo.com2026-03-11 → 2026-07-17 · 2 obs

● 2026-03-11 21:30:08
● 2026-07-17 04:42:08

●NSns.openhaja.com2026-03-11 → 2026-07-17 · 2 obs

● 2026-03-11 21:30:08
● 2026-07-17 04:42:08

●NSservera122.opencom.kr2026-03-11 → 2026-07-17 · 2 obs

● 2026-03-11 21:30:08
● 2026-07-17 04:42:08

●MXmail.servera122.opencom.kr2026-03-11 → 2026-07-17 · 2 obs

● 2026-03-11 21:30:08
● 2026-07-17 04:42:08

●A121.78.88.1222026-03-11 → 2026-07-17 · 2 obs

● 2026-03-11 21:30:08
● 2026-07-17 04:42:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, d.dns.kr, f.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: 3013ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.78.88.122`
NS	2	`ns.opengogo.com, ns.openhaja.com`
MX	1	`mail.servera122.opencom.kr (pri: 10)`
SOA	1	`servera122.opencom.kr webmaster.servera1`

Analysis

Hierarchy

servera122.opencom.kr is the parent zone for mail.servera122.opencom.kr.

Name Server Role

servera122.opencom.kr is listed as a name server for servera122.opencom.kr — it is in-bailiwick, authoritative for its own domain.

ns.opengogo.com, ns.openhaja.com and servera122.opencom.kr regularly act as name servers together.

IP Addresses

servera122.opencom.kr has exactly one IP address — 121.78.88.122.

mail.servera122.opencom.kr and servera122.opencom.com, along with other host names, share IP addresses with servera122.opencom.kr.

Name Servers

servera122.opencom.kr has three authoritative name servers: servera122.opencom.kr, ns.opengogo.com and ns.openhaja.com.

servera122.opencom.kr partially shares its NS delegation with several other domains, including mytent.net, onepluschem.com, kydoor.com and two others.

These name servers are regularly seen alongside ns1.designsoup.co.kr and ns2.designsoup.co.kr as name servers.

ns.opengogo.com, ns.openhaja.com and servera122.opencom.kr all have one IP address each — ns.opengogo.com directs to 121.78.91.66, ns.openhaja.com directs to 121.78.91.2 and servera122.opencom.kr directs to 121.78.88.122.

Mail Servers

servera122.opencom.kr uses one mail server — mail.servera122.opencom.kr.

mail.servera122.opencom.kr has exactly one IP number: 121.78.88.122.

servera122.opencom.kr - robtex.com