cntus.com - dns.ninja

`cntus.com`

DNSSEC	⚠️ Not signed
A	115.68.17.176^{🇰🇷 SMILESERV-AS-KR115.68.0.0/17}
		PTR	`mail176.webmaker21.kr`
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	`mail.cntus.com` ⭐
		A	211.115.80.107^{🇰🇷 DACOM-NET211.115.64.0/18 contact irani@rapitel.co.kr if necessary}
			PTR	`cntus.hanbiro.net`
TXT	`v=spf1 ip4:211.115.80.107 ~all`
TXT	`google-site-verification=H1hA6pPO-1TgTh_Ja3QMaO3kl6j95tEmnkwuUV8Corg`
SOA	`ns.gabia.co.kr`hosting@gabia.com 2022-11-23 #14

`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=1783443996

Subdomains

mail.cntus.com

Same first word

cntus.by

cntus.com

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nctus.com

cnust.com

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cunst.de

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cnstu.com

ntucs.qpon

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ncust.com

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uncst.go.ug

(0x63756e74)s.ca

(0x63756e74)s.co

tnsuc.ac.th

(0x63756e74)s.net

(0x63756e74)s.cool

sunct.cn

ncstu.ru

usntc.com

tcnus.com

suntc.kz

s(0x63756e74).net

uncts.com

utsnc.com

tuscn.com

(0x63756e74)s.com.au

ncust.edu.cn

tunsc.com.br

(0x63756e74)s.nl

scutn.com

(0x63756e74)s.de

untcs.com

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utnsc.org

cunst.nl

suntc.cn

DNS History

9 records (5 active, 4 former)

○NSbuy.internettraffic.com2015-06-17 → 2016-06-25 · 4 obs

● 2015-06-17 14:16:30
● 2016-06-25 20:37:08
○ 2026-03-05 06:50:54
○ 2026-07-07 17:22:40

●NSns.gabia.co.kr2026-03-05 → 2026-07-07 · 3 obs

○ 2016-06-25 20:37:08
● 2026-03-05 06:50:54
● 2026-07-07 17:22:40

●NSns.gabia.net2026-03-05 → 2026-07-07 · 3 obs

○ 2016-06-25 20:37:08
● 2026-03-05 06:50:54
● 2026-07-07 17:22:40

●NSns1.gabia.co.kr2026-03-05 → 2026-07-07 · 3 obs

○ 2016-06-25 20:37:08
● 2026-03-05 06:50:54
● 2026-07-07 17:22:40

○NSsell.internettraffic.com2015-06-17 → 2016-06-25 · 4 obs

● 2015-06-17 14:16:30
● 2016-06-25 20:37:08
○ 2026-03-05 06:50:54
○ 2026-07-07 17:22:40

●MXmail.cntus.com2026-03-05 → 2026-07-07 · 2 obs

● 2026-03-05 06:50:54
● 2026-07-07 17:22:40

●A115.68.17.1762026-03-05 → 2026-07-07 · 3 obs

○ 2016-06-25 20:37:08
● 2026-03-05 06:50:54
● 2026-07-07 17:22:40

○A69.172.201.1532016-06-25 → 2016-06-25 · 4 obs

○ 2015-12-17 20:22:18
● 2016-06-25 20:37:08
○ 2026-03-05 06:50:54
○ 2026-07-07 17:22:40

○A69.172.201.2082015-06-17 → 2015-12-17 · 4 obs

● 2015-06-17 14:16:30
● 2015-12-17 20:22:18
○ 2016-06-25 20:37:08
○ 2026-07-07 17:22:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...	-
cntus.com	ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net	-

✅ Authoritative Response

Server:43.201.170.100

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cntus.com (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`115.68.17.176`
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
MX	1	`mail.cntus.com (pri: 10)`
TXT	2	`v=spf1 ip4:211.115.80.107 ~all, google-site-verification=H1hA6pPO-1TgTh_`
SOA	1	`ns.gabia.co.kr hosting.gabia.com`

Analysis

Hierarchy

cntus.com serves as the parent of mail.cntus.com.

IP Addresses

cntus.com points to a single IP number: 115.68.17.176.

Additional host names — hksemitech.com, weddingmate.net, kpic.pe.kr and two others — share IP numbers with cntus.com.

Name Servers

Three name servers are authoritative for cntus.com: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.

cntus.com has at least partial name server overlap with other domains, such as solarnd.com, clickn-web64-234.clickn.co.kr, princeclub.co.kr and two others.

It is common to see these name servers used together with name servers ns1.gabia.net and idcns.gabia.net.

Host names with two IP numbers:

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

Host names pointing to a single IP address:

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.

Mail Servers

cntus.com has one mail server: mail.cntus.com.

There is one IP number for mail.cntus.com: 211.115.80.107.