`gcmx01.crinity.com`

DNSSEC	⚠️ Not signed
A	211.251.247.120^{🇰🇷 KT-NET211.250.0.0/15 KT}
		PTR	`gcmx01.govkorea.kr`

`crinity.com`

	DNSSEC	⚠️ Not signed
	A	3.38.165.157^{🇰🇷 Amazon3.36.0.0/14 EC2 ICN prefix}
	NS	`crinity.com` ⭐
	NS	`ns.3rsoft.com` ⚠️ Not in zone NS records
	NS	`ns.crinity.com`
	MX	`spam-nlb-bf85e0721378d7fd.elb.ap-northeast-2.amazonaws.com` ⭐
	TXT	`google-site-verification=lptS-lpXBVyOF7_fg7J_oKFMNMSaWy84mk8xRglorsk`
	TXT	`v=spf1 ip4:121.125.64.43 ip4:221.141.2.12 ip4:219.240.39.209 ip4:219.240.39.2...`
	TXT	`google-site-verification=0BIoVQWtU6MqGZIXXVv-2tZtj9gcaPzCqiVABIWn2D0`
	SOA	`crinity.com`root@crinity.com 2026-04-30 #12

MX for

bisco.or.kr

DNS History

1 record (1 active, 0 former)

●A211.251.247.1202026-05-13 → 2026-05-13 · 2 obs

● 2026-05-13 11:16:30
● 2026-05-13 14:05:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
crinity.com	ns.3rsoft.com, ns.crinity.com	2 records

✅ Authoritative Response

Server:111.67.208.165

NS records: ns.3rsoft.com, ns.crinity.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crinity.com (unsigned zone)

⏱️ Timing

Total: 965ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.251.247.120`

📌 Glue Records Collected

Total: 2

In-bailiwick: 1 (ns.crinity.com)

Out-of-bailiwick: 1 (ns.3rsoft.com)

Analysis

Mail Server Role

gcmx01.crinity.com serves as the mail server for bisco.or.kr.

gcmx02.crinity.com, gcmx03.crinity.com and spam.bisco.or.kr are commonly used as mail servers together with gcmx01.crinity.com.

IP Addresses

gcmx01.crinity.com resolves to a single IP address: 211.251.247.120.

Other host names, for instance gcmx01.govkorea.kr, share IP numbers with gcmx01.crinity.com.

gcmx01.crinity.com - robtex.com

gcmx01.crinity.com

crinity.com