`seintnl.com`

DNSSEC	⚠️ Not signed
A	183.111.182.251^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
NS	`seintnl.com` ⭐
		A	183.111.182.251^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
NS	`ns.seintnl.com` ⚠️ Not in parent delegation
		A	218.145.65.143^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns.uldesign17.co.kr` ⚠️ Not in zone NS records
		A	218.145.65.143^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns1.seintnl.com` ⚠️ Not in parent delegation
		A	116.126.143.226^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns1.uldesign17.co.kr` ⚠️ Not in zone NS records
		A	116.126.143.226^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns2.seintnl.com` ⚠️ Not in parent delegation
		A	218.145.65.144^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns2.uldesign17.co.kr` ⚠️ Not in zone NS records
		A	218.145.65.144^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns3.seintnl.com` ⚠️ Not in parent delegation
		A	116.126.143.225^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns3.uldesign17.co.kr` ⚠️ Not in zone NS records
		A	116.126.143.225^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
MX	`rmw-002.fmcity.com` ⭐
		A	211.34.104.37^{🇰🇷 KT-NET211.34.104.0/24}
			PTR	`rmw-002.fmcity.com`
TXT	`v=spf1 ip4:211.34.104.37 ~all`
SOA	`seintnl.com`postmaster@seintnl.com serial=20260317

`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=1784873647

NS for

seintnl.com

Subdomains

ns.seintnl.com

ns1.seintnl.com

ns2.seintnl.com

ns3.seintnl.com

Same first word

seintnl.com

Similar names

nlisten.com

linnets.dk

tnliens.com

sneintl.com

nnslite.com

nilsnet.com

ltennis.ru

linsten.com

linsnet.com

linsnet.br

ennlist.com

nsintel.com

lintsen.nl

sietnnl.org.in

letsinn.com

lentins.com

nsintel.com.au

linsent.com

lintsen.com

stnline.com

linnets.com

ltennis.com

linsten.se

senintl.com

lentins.in

tennisl.com

seiltnn.com

sentinl.readthedocs.io

listenn.com

nilsten.com

lentins.co.in

lentins.de

DNS History

13 records (11 active, 2 former)

○NSncomdns11.e-ncom.co.kr2016-12-20 → 2017-10-12 · 4 obs

● 2016-12-20 22:51:26
● 2017-10-12 08:05:10
○ 2026-07-02 06:35:38
○ 2026-07-24 06:24:16

●NSns.seintnl.com2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns.uldesign17.co.kr2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns1.seintnl.com2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns1.uldesign17.co.kr2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns2.seintnl.com2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns2.uldesign17.co.kr2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns3.seintnl.com2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSns3.uldesign17.co.kr2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●NSseintnl.com2026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●MXrmw-002.fmcity.com2026-07-02 → 2026-07-24 · 2 obs

● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

●A183.111.182.2512026-07-02 → 2026-07-24 · 3 obs

○ 2017-10-12 08:05:10
● 2026-07-02 06:35:38
● 2026-07-24 06:24:16

○A210.114.225.1532016-12-20 → 2017-10-12 · 4 obs

● 2016-12-20 22:51:26
● 2017-10-12 08:05:10
○ 2026-07-02 06:35:38
○ 2026-07-24 06:24:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
seintnl.com	ns.uldesign17.co.kr, ns1.uldesign17.co.kr, ns2.uldesign17.co.kr, ns3.uldesign17.co.kr	-

✅ Authoritative Response

Server:116.126.143.226

NS records: ns.uldesign17.co.kr, ns1.uldesign17.co.kr, ns2.uldesign17.co.kr, ns3.uldesign17.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seintnl.com (unsigned zone)

⏱️ Timing

Total: 4256ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.111.182.251`
NS	4	`ns2.seintnl.com, ns.seintnl.com...`
MX	1	`rmw-002.fmcity.com (pri: 10)`
TXT	1	`v=spf1 ip4:211.34.104.37 ~all`
SOA	1	`seintnl.com postmaster.seintnl.com`

Analysis

Hierarchy

The domain seintnl.com is a parent of ns.seintnl.com, ns1.seintnl.com, ns2.seintnl.com and ns3.seintnl.com.

Name Server Role

seintnl.com is listed as a name server for seintnl.com — it is in-bailiwick, authoritative for its own domain.

It is common to see ns1.seintnl.com, ns2.seintnl.com and ns3.seintnl.com acting as name servers in combination with seintnl.com.

IP Addresses

seintnl.com has exactly one IP address — 183.111.182.251.

i-sarang.org, busungrh.com, www.ipact.kr plus two other host names have IP numbers in common with seintnl.com.

Name Servers

The delegation for seintnl.com points to 9 name servers, including seintnl.com, ns1.seintnl.com, ns2.seintnl.com and 6 other.

At least some of seintnl.com's name servers are shared with other domains, for example dataheaven.co.kr, ipslab.net, gonenergy.kr and two more.

These name servers are often deployed together with the name servers ns1.uldesign17.co.kr, ns2.uldesign17.co.kr, ns3.uldesign17.co.kr and ns.uldesign17.co.kr.

Host names resolving to a single IP address:

seintnl.com directs to 183.111.182.251.

ns1.seintnl.com directs to 116.126.143.226.

ns2.seintnl.com directs to 218.145.65.144.

ns3.seintnl.com directs to 116.126.143.225.

ns.seintnl.com directs to 218.145.65.143.

ns1.uldesign17.co.kr directs to 116.126.143.226.

ns2.uldesign17.co.kr directs to 218.145.65.144.

ns3.uldesign17.co.kr directs to 116.126.143.225.

ns.uldesign17.co.kr directs to 218.145.65.143.

Host names pointing to 116.126.143.226 IP addresses: ns1.seintnl.com and ns1.uldesign17.co.kr.

Host names pointing to 218.145.65.144 IP addresses: ns2.seintnl.com and ns2.uldesign17.co.kr.

Host names pointing to 116.126.143.225 IP addresses: ns3.seintnl.com and ns3.uldesign17.co.kr.

Host names pointing to 218.145.65.143 IP addresses: ns.seintnl.com and ns.uldesign17.co.kr.

Mail Servers

seintnl.com uses one mail server — rmw-002.fmcity.com.

The mail server setup of seintnl.com matches that of other domains such as cheongwoo.net, nisseimotor.co.kr, h(0x616e616c)and.net and two others.

seintnl.com overlaps on mail servers with certain other domains, inlasik.co.kr among them.

rmw-002.fmcity.com has exactly one IP number: 211.34.104.37.

seintnl.com - robtex.com

seintnl.com

com

NS for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

Name Server Role

IP Addresses

Name Servers

Mail Servers

`seintnl.com`

`com`