diff.co.kr - dns.ninja

`diff.co.kr`

DNSSEC	⚠️ Not signed
A	121.254.178.252^{🇰🇷 DACOM-NET121.254.178.252/32}
NS	`ns.gabia.co.kr.diff.co.kr` ⭐
		A	121.254.178.252^{🇰🇷 DACOM-NET121.254.178.252/32}
NS	`ns.gabia.co.kr`
		A	43.201.170.100^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com`
NS	`ns.gabia.net`
		A	121.78.117.39^{🇰🇷 GABIA-AS-KR121.78.117.0/24 Transit customer route announce}
			PTR	`ns1.gabia.co.kr`
		A	211.234.124.90^{🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary}
NS	`ns1.gabia.co.kr`
		A	20.200.205.248^{🇰🇷 Microsoft20.192.0.0/10}
SOA	`ns.gabia.co.kr.diff.co.kr`hosting@gabia.com serial=1638837146

`co.kr`

	DNSSEC	⚠️ Not signed
	NS	`g.dns.kr` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.kr` ⚠️ Not in parent delegation
	NS	`c.dns.kr` ⚠️ Not in parent delegation
	NS	`d.dns.kr` ⚠️ Not in parent delegation
	NS	`e.dns.kr` ⚠️ Not in parent delegation
	NS	`f.dns.kr` ⚠️ Not in parent delegation
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2606090597

WOT: UNKNOWN (62/100)

Same first word

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DNS History

8 records (5 active, 3 former)

●NSns.gabia.co.kr2026-02-21 → 2026-06-09 · 3 obs

○ 2017-03-29 07:26:04
● 2026-02-21 09:52:44
● 2026-06-09 02:06:42

●NSns.gabia.co.kr.diff.co.kr2026-02-21 → 2026-06-09 · 3 obs

○ 2017-03-29 07:26:04
● 2026-02-21 09:52:44
● 2026-06-09 02:06:42

●NSns.gabia.net2026-02-21 → 2026-06-09 · 3 obs

○ 2017-03-29 07:26:04
● 2026-02-21 09:52:44
● 2026-06-09 02:06:42

●NSns1.gabia.co.kr2026-02-21 → 2026-06-09 · 3 obs

○ 2017-03-29 07:26:04
● 2026-02-21 09:52:44
● 2026-06-09 02:06:42

○NSns1.hosting.co.kr2015-08-19 → 2017-03-29 · 4 obs

● 2015-08-19 12:42:24
● 2017-03-29 07:26:04
○ 2026-02-21 09:52:44
○ 2026-06-09 02:06:42

○NSns2.hosting.co.kr2015-08-19 → 2017-03-29 · 4 obs

● 2015-08-19 12:42:24
● 2017-03-29 07:26:04
○ 2026-02-21 09:52:44
○ 2026-06-09 02:06:42

●A121.254.178.2522026-02-21 → 2026-06-09 · 3 obs

○ 2017-03-29 07:26:04
● 2026-02-21 09:52:44
● 2026-06-09 02:06:42

○A211.234.63.2322015-08-19 → 2017-03-29 · 4 obs

● 2015-08-19 12:42:24
● 2017-03-29 07:26:04
○ 2026-02-21 09:52:44
○ 2026-06-09 02:06:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	e.dns.kr, g.dns.kr, c.dns.kr, b.dns.kr...	-
diff.co.kr	ns1.gabia.co.kr, ns.gabia.co.kr, ns.gabia.net	2 records

✅ Authoritative Response

Server:121.78.117.39

NS records: ns1.gabia.co.kr, ns.gabia.co.kr, ns.gabia.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diff.co.kr (unsigned zone)

⏱️ Timing

Total: 1449ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.254.178.252`
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
SOA	1	`ns.gabia.co.kr.diff.co.kr hosting.gabia.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.gabia.co.kr, ns.gabia.co.kr)

Analysis

IP Addresses

diff.co.kr directs to one IP number, which is 121.254.178.252.

Among the host names that share IP numbers with diff.co.kr are tongilbank.com, co.kr.createyourtaste.net, udprk.com and two others.

Name Servers

diff.co.kr carries NS records pointing to 4 name servers: ns.gabia.net, ns1.gabia.co.kr, ns.gabia.co.kr and ns.gabia.co.kr.diff.co.kr.

diff.co.kr shares at least some of its name servers with other domains, including ajupharm.co.kr, nineplatform.com, rscompany.co.kr and two others.

These name servers are frequently seen alongside the name servers ns1.gabia.net.

Hosts with two IP numbers each:

ns.gabia.net maps to two IP addresses — 121.78.117.39 and 211.234.124.90.

Host names with one IP number:

ns1.gabia.co.kr points to the IP address 20.200.205.248.

ns.gabia.co.kr points to the IP address 43.201.170.100.

ns.gabia.co.kr.diff.co.kr points to the IP address 121.254.178.252.