`core-mobility.com`

DNSSEC	⚠️ Not signed
A	121.254.178.252^{🇰🇷 DACOM-NET121.254.178.252/32}
NS	`ns1.gabia.co.kr` ⭐
		A	20.200.205.248^{🇰🇷 Microsoft20.192.0.0/10}
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}
MX	`mailapp.hiworks.co.kr` ⭐
		A	45.120.71.59^{🇰🇷 DACOM-NET45.120.71.0/24}
			PTR	`mailapp.hiworks.co.kr`
		A	121.254.168.55^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
			PTR	`mailapp.hiworks.co.kr`
		A	211.47.76.59^{🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route}
			PTR	`mailapp.hiworks.co.kr`
TXT	`v=spf1 include:_spf.hiworks.co.kr ~all`
SOA	`ns.gabia.co.kr`hosting@gabia.com 2024-05-31 #11

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1781994605

Same first word

core-mobility.com

DNS History

8 records (5 active, 3 former)

○NSns.123-reg.co.uk2015-05-23 → 2017-06-04 · 4 obs

● 2015-05-23 11:44:50
● 2017-06-04 02:33:38
○ 2026-04-14 01:10:52
○ 2026-06-20 22:59:18

●NSns.gabia.co.kr2026-04-14 → 2026-06-20 · 3 obs

○ 2017-06-04 02:33:38
● 2026-04-14 01:10:52
● 2026-06-20 22:59:18

●NSns.gabia.net2026-04-14 → 2026-06-20 · 3 obs

○ 2017-06-04 02:33:38
● 2026-04-14 01:10:52
● 2026-06-20 22:59:18

●NSns1.gabia.co.kr2026-04-14 → 2026-06-20 · 3 obs

○ 2017-06-04 02:33:38
● 2026-04-14 01:10:52
● 2026-06-20 22:59:18

○NSns2.123-reg.co.uk2015-05-23 → 2017-06-04 · 4 obs

● 2015-05-23 11:44:50
● 2017-06-04 02:33:38
○ 2026-04-14 01:10:52
○ 2026-06-20 22:59:18

●MXmailapp.hiworks.co.kr2026-04-14 → 2026-06-20 · 2 obs

● 2026-04-14 01:10:52
● 2026-06-20 22:59:18

●A121.254.178.2522026-04-14 → 2026-06-20 · 3 obs

○ 2017-06-04 02:33:38
● 2026-04-14 01:10:52
● 2026-06-20 22:59:18

○A81.21.76.622015-05-23 → 2017-06-04 · 4 obs

● 2015-05-23 11:44:50
● 2017-06-04 02:33:38
○ 2026-04-14 01:10:52
○ 2026-06-20 22:59:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
core-mobility.com	ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net	-

✅ Authoritative Response

Server:20.200.205.248

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-mobility.com (unsigned zone)

⏱️ Timing

Total: 1250ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.254.178.252`
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
MX	1	`mailapp.hiworks.co.kr (pri: 10)`
TXT	1	`v=spf1 include:_spf.hiworks.co.kr ~all`
SOA	1	`ns.gabia.co.kr hosting.gabia.com`

Analysis

IP Addresses

core-mobility.com resolves to just one IP address, 121.254.178.252.

Two other host names, along with thaiwa.com, storage.plotick.com and genesishyundai.com, also share IP numbers with core-mobility.com.

Name Servers

core-mobility.com carries NS records delegating to ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.

There is at least partial name server overlap between core-mobility.com and other domains — hikary.net, inspec.co.kr, sfxman2.gabia.io and two more among them.

These name servers are routinely deployed together with the name servers ns1.gabia.net.

Host names that have two IP addresses:

ns.gabia.net resolves to two addresses: 121.78.117.39 and 211.234.124.90.

Host names that point to one IP address:

The hostname ns1.gabia.co.kr resolves to 20.200.205.248.

The hostname ns.gabia.co.kr resolves to 43.201.170.100.

Mail Servers

The sole mail server for core-mobility.com is mailapp.hiworks.co.kr.

Among the domains sharing a mail server setup with core-mobility.com are barocredit.com, truemobile.com, visapark.co.kr and two others.

core-mobility.com uses mail servers that are also used by other domains, including bg21.co.kr, aviosystech.com and yci.co.kr.

mailapp.hiworks.co.kr maps to three IP addresses — 45.120.71.59, 121.254.168.55 and 211.47.76.59.

core-mobility.com - robtex.com