`mail.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`

`servera26.opencom.kr`

	DNSSEC	⚠️ Not signed
	A	121.78.88.26^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
	NS	`servera26.opencom.kr` ⭐
	NS	`ns.opengogo.com` ⚠️ Not in parent delegation
	NS	`ns.openhaja.com` ⚠️ Not in parent delegation
	MX	`mail.servera26.opencom.kr` ⭐
	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

MX for

servera26.opencom.kr

Same first word

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DNS History

1 record (1 active, 0 former)

●A121.78.88.262026-03-11 → 2026-07-05 · 2 obs

● 2026-03-11 22:20:32
● 2026-07-05 11:30:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	c.dns.kr, g.dns.kr, e.dns.kr, f.dns.kr...	-
opencom.kr	ns.openhaja.com, ns.opengogo.com	-

✅ Authoritative Response

Server:121.78.91.2

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencom.kr (unsigned zone)

⏱️ Timing

Total: 2758ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.78.88.26`

Analysis

Mail Server Role

Mail for servera26.opencom.kr is routed through the mail server mail.servera26.opencom.kr.

IP Addresses

mail.servera26.opencom.kr has exactly one IP address — 121.78.88.26.

mail.nccmc.org, mail.namulaw.co.kr, mail.hitefoundation.com plus two other host names have IP numbers in common with mail.servera26.opencom.kr.

mail.servera26.opencom.kr - robtex.com