`serverb27.opencom.com`

DNSSEC	⚠️ Not signed
A	121.78.91.27^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
		PTR	`serverb27.opencom.com`

`opencom.com`

	DNSSEC	⚠️ Not signed
	A	121.78.91.10^{🇰🇷 KINXIDC-AS-KR121.78.80.0/20 Korea Internet Neutral eXchange}
	NS	`opencom.com` ⭐
	NS	`ns.opengogo.com`
	NS	`ns.openhaja.com`
	NS	`ns.vt.opencom.com` ⚠️ Not in parent delegation
	NS	`ns1.backoffice.opencom.com` ⚠️ Not in parent delegation
	NS	`ns1.mail148.opencom.com` ⚠️ Not in parent delegation
	NS	`ns1.mail28.opencom.com` ⚠️ Not in parent delegation
	NS	`ns1.pdns.opencom.com` ⚠️ Not in parent delegation
	NS	`ns1.sm.opencom.com` ⚠️ Not in parent delegation
	NS	`ns2.backoffice.opencom.com` ⚠️ Not in parent delegation
	NS	`ns2.mail148.opencom.com` ⚠️ Not in parent delegation
	NS	`ns2.mail28.opencom.com` ⚠️ Not in parent delegation
	NS	`ns2.pdns.opencom.com` ⚠️ Not in parent delegation
	NS	`ns2.sm.opencom.com` ⚠️ Not in parent delegation
	MX	`aspmx.daum.net` ⭐
	MX	`alt.aspmx.daum.net`⁽²⁰⁾
	TXT	`google-site-verification=WgPMZuHX7V5BN_CEpall1uoT3uoz66lpfd7tmNCQ9kI`
	TXT	`_globalsign-domain-verification=APvkzkltqhLP-4ICCw5Ku8SaWDTWAVMoYyB6jfv_DK`
	TXT	`v=spf1 ip4:121.78.88.26 ip4:121.78.189.241 ip4:121.78.91.10 ip4:121.78.91.24...`
	SOA	`opencom.com`webmaster@opencom.com 2003-03-21 #92

27.91.78.121.in-addr.arpa

1 record (1 active, 0 former)

●A121.78.91.272026-03-11 → 2026-07-03 · 2 obs

● 2026-03-11 21:29:04
● 2026-07-03 17:55:50

Zone	Nameservers	Glue
com	f.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
opencom.com	ns.openhaja.com, ns.opengogo.com	2 records

Server:121.78.91.2

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

⚠️ Insecure (no DNSSEC)

No DS record for opencom.com (unsigned zone)

Total: 787ms | Queries: -

Type	Count	Sample Data
A	1	`121.78.91.27`

Total: 2

Out-of-bailiwick: 2 (ns.openhaja.com, ns.opengogo.com)

serverb27.opencom.com directs to one IP number, which is 121.78.91.27.