`ntlsystems.com`

DNSSEC	⚠️ Not signed
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	`mx1.daouoffice.com` ⭐
		A	35.216.20.220^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-3.daouoffice.com`
		A	35.216.41.104^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-2.daouoffice.com`
		A	35.216.61.236^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-1.daouoffice.com`
MX	`mx2.daouoffice.com`⁽¹⁰⁾
		A	35.216.20.220^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-3.daouoffice.com`
		A	35.216.41.104^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-2.daouoffice.com`
		A	35.216.61.236^{🇰🇷 Google35.216.0.0/17}
			PTR	`prod-dose-smtp-1.daouoffice.com`
TXT	`v=spf1 include:_spf.daouoffice.com ~all`
SOA	`ns.gabia.co.kr`hosting@gabia.com 2024-08-25 #15

`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=1776257342

Same first word

ntlsystems.com

Similar names

tnlsystems.com

DNS History

11 records (5 active, 6 former)

●NSns.gabia.co.kr2026-02-17 → 2026-04-15 · 3 obs

○ 2016-09-21 10:55:28
● 2026-02-17 19:59:06
● 2026-04-15 13:05:26

●NSns.gabia.net2026-02-17 → 2026-04-15 · 3 obs

○ 2016-09-21 10:55:28
● 2026-02-17 19:59:06
● 2026-04-15 13:05:26

○NSns1.carnation.arvixe.com2015-08-27 → 2016-09-21 · 4 obs

● 2015-08-27 09:09:00
● 2016-09-21 10:55:28
○ 2026-02-17 19:59:06
○ 2026-04-15 13:05:26

●NSns1.gabia.co.kr2026-02-17 → 2026-04-15 · 3 obs

○ 2016-09-21 10:55:28
● 2026-02-17 19:59:06
● 2026-04-15 13:05:26

○NSns2.carnation.arvixe.com2015-08-27 → 2016-09-21 · 4 obs

● 2015-08-27 09:09:00
● 2016-09-21 10:55:28
○ 2026-02-17 19:59:06
○ 2026-04-15 13:05:26

○MXmail.ntlsystems.com2015-08-27 → 2016-04-17 · 4 obs

● 2015-08-27 09:09:00
● 2016-04-17 19:13:58
○ 2016-07-01 03:20:20
○ 2026-04-15 13:05:26

○MXmail2.ntlsystems.com2015-08-27 → 2016-04-17 · 4 obs

● 2015-08-27 09:09:00
● 2016-04-17 19:13:58
○ 2016-07-01 03:20:20
○ 2026-04-15 13:05:26

●MXmx1.daouoffice.com2026-02-17 → 2026-04-15 · 3 obs

○ 2016-07-01 03:20:20
● 2026-02-17 19:59:06
● 2026-04-15 13:05:26

●MXmx2.daouoffice.com2026-02-17 → 2026-04-15 · 3 obs

○ 2016-07-01 03:20:20
● 2026-02-17 19:59:06
● 2026-04-15 13:05:26

○A143.95.251.352015-10-24 → 2016-09-21 · 5 obs

○ 2015-08-27 09:09:00
● 2015-10-24 04:21:08
● 2016-09-21 10:55:28
○ 2026-02-17 19:59:06
○ 2026-04-15 13:05:26

○A23.91.123.2122015-08-27 → 2015-08-27 · 3 obs

● 2015-08-27 09:09:00
○ 2015-10-24 04:21:08
○ 2026-04-15 13:05:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ntlsystems.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 ntlsystems.com (unsigned zone)

⏱️ Timing

Total: 1396ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
MX	2	`mx2.daouoffice.com (pri: 10), mx1.daouoffice.com (pri: 5)`
TXT	1	`v=spf1 include:_spf.daouoffice.com ~all`
SOA	1	`ns.gabia.co.kr hosting.gabia.com`

Analysis

Name Servers

ntlsystems.com is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.

ntlsystems.com at least partially shares name servers with other domains, including mail.vitiligo-korea.com, smartmdp.or.kr, mcmorning.kr, bareunlab.co.kr and firevase.com.

These name servers are commonly used with ns1.gabia.net, idcns.gabia.net and ns2.gabia.co.kr.

Host names with two IP numbers:

ns.gabia.net points to: 121.78.117.39 and 211.234.124.90.

Host names with one IP number:

ns1.gabia.co.kr points to: 20.200.205.248.

ns.gabia.co.kr points to: 43.201.170.100.

Mail Servers

ntlsystems.com is served by two mail servers mx1.daouoffice.com and mx2.daouoffice.com.

ntlsystems.com shares the same mail server setup as other domains, for instance wemit.co.kr, nexfinder.com, alldim.co.kr, yt-mail.com and cmass21.co.kr.

ntlsystems.com shares at least some mail servers with other domains, for example ioconvex.com, daezer.com, samsungrubber.com, kcnair.com and rowan.kr.