`vessel21.com`

DNSSEC	⚠️ Not signed
A	222.122.86.153^{🇰🇷 KT-NET222.122.0.0/16 Korea Telecom, Seoul, Korea}
NS	`vessel21.com` ⭐
		A	222.122.86.153^{🇰🇷 KT-NET222.122.0.0/16 Korea Telecom, Seoul, Korea}
NS	`ns1.cafe24.co.kr`
		A	112.175.246.232^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`gjit.kr`
			PTR	`snoweb.kr`
			PTR	`sinc2030.co.kr`
		A	112.175.246.233^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.136^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.137^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns1.cafe24.com`
		A	112.175.246.230^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.246.231^{🇰🇷 KT-NET112.168.0.0/13}
		A	116.126.143.242^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
		A	175.125.93.134^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.135^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns2.cafe24.co.kr`
		A	112.175.247.232^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`snoweb.kr`
			PTR	`sarchi.co.kr`
		A	112.175.247.233^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.146^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.147^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns2.cafe24.com`
		A	1.226.85.4^{🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13}
		A	1.234.0.4^{🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13}
		A	112.175.11.4^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.12.4^{🇰🇷 KT-NET112.168.0.0/13}
MX	`securemx01.mailplug.com` ⭐
		A	121.156.118.230^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`securemx01.mailplug.com`
		A	121.156.118.237^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`securemx01.mailplug.com`
		A	121.156.118.242^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`securemx01.mailplug.com`
MX	`securemx02.mailplug.com`⁽²⁰⁾
		A	223.26.214.11^{🇰🇷 HYOSUNGITX-AS-KR223.26.192.0/18 PACNET (proxy-registered route object)}
			PTR	`securemx02.mailplug.com`
		A	223.26.214.12^{🇰🇷 HYOSUNGITX-AS-KR223.26.192.0/18 PACNET (proxy-registered route object)}
			PTR	`securemx02.mailplug.com`
TXT	`v=spf1 mx include:mailplug.com ~all`
SOA	`vessel21.com`postmaster@vessel21.com serial=20260330

`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=1775997812

NS for

vessel21.com

Previously MX for

vessel21.com

Same first word

vessel21.com

DNS History

17 records (8 active, 9 former)

●NSns1.cafe24.co.kr2026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

●NSns1.cafe24.com2026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

○NSns1.maruidc.com2026-02-17 → 2026-03-27 · 5 obs

○ 2017-04-19 23:47:30
● 2026-02-17 01:15:08
● 2026-03-27 10:48:32
○ 2026-04-09 23:31:38
○ 2026-04-12 12:54:00

○NSns1.whoisdomain.kr2015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

●NSns2.cafe24.co.kr2026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

●NSns2.cafe24.com2026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

○NSns2.maruidc.com2026-02-17 → 2026-03-27 · 5 obs

○ 2017-04-19 23:47:30
● 2026-02-17 01:15:08
● 2026-03-27 10:48:32
○ 2026-04-09 23:31:38
○ 2026-04-12 12:54:00

○NSns2.whoisdomain.kr2015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

○NSns3.whoisdomain.kr2015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

○NSns4.whoisdomain.kr2015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

●NSvessel21.com2026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

●MXsecuremx01.mailplug.com2026-02-17 → 2026-04-12 · 3 obs

○ 2017-04-19 23:47:30
● 2026-02-17 01:15:08
● 2026-04-12 12:54:00

●MXsecuremx02.mailplug.com2026-02-17 → 2026-04-12 · 3 obs

○ 2017-04-19 23:47:30
● 2026-02-17 01:15:08
● 2026-04-12 12:54:00

○MXvessel21.com2015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

○A211.251.239.1782026-02-17 → 2026-03-27 · 5 obs

○ 2017-04-19 23:47:30
● 2026-02-17 01:15:08
● 2026-03-27 10:48:32
○ 2026-04-09 23:31:38
○ 2026-04-12 12:54:00

○A221.139.0.2042015-06-11 → 2017-04-19 · 5 obs

○ 2008-03-16 14:56:22
● 2015-06-11 16:17:12
● 2017-04-19 23:47:30
○ 2026-02-17 01:15:08
○ 2026-04-12 12:54:00

●A222.122.86.1532026-04-09 → 2026-04-12 · 3 obs

○ 2026-03-27 10:48:32
● 2026-04-09 23:31:38
● 2026-04-12 12:54:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
vessel21.com	ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr	9 records

✅ Authoritative Response

Server:112.175.246.233

NS records: ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vessel21.com (unsigned zone)

⏱️ Timing

Total: 1333ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`222.122.86.153`
NS	4	`ns1.cafe24.co.kr, ns2.cafe24.com...`
MX	2	`securemx02.mailplug.com (pri: 20), securemx01.mailplug.com (pri: 10)`
TXT	1	`v=spf1 mx include:mailplug.com ~all`
SOA	1	`vessel21.com postmaster.vessel21.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ns2.cafe24.com, ns2.cafe24.com, ns2.cafe24.com...)

Analysis

Name Server Role

vessel21.com serves as the name server for vessel21.com.

Common name servers include ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr, used together with vessel21.com.

IP Addresses

vessel21.com resolves to a single IP: 222.122.86.153.

Other host names, for instance dongsancon.co.kr, itsu.co.kr, hsgreen.co.kr, seoul007.com and kbby.org share IP numbers with vessel21.com.

Name Servers

vessel21.com is delegated to five name servers: vessel21.com, ns1.cafe24.com, ns2.cafe24.com, ns1.cafe24.co.kr and ns2.cafe24.co.kr.

vessel21.com shares some name servers with other domains, for example lupi.co.kr, rockycamping.com, (0x626f6f62)slovin.com, alcdesign.co.kr and uonebiztec.com.

These name servers are commonly used with the name servers ns.cafe24.com, ns0.cafe24.com, dns1.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.com and dns2.cafe24.co.kr.

Host names with five IP numbers:

ns1.cafe24.com points to: 112.175.246.230, 112.175.246.231, 116.126.143.242, 175.125.93.134 and 175.125.93.135.

Host names with four IP numbers:

ns2.cafe24.com points to: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns1.cafe24.co.kr points to: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.

ns2.cafe24.co.kr points to: 112.175.247.232, 112.175.247.233, 175.125.93.146 and 175.125.93.147.

Host names with one IP number:

vessel21.com points to: 222.122.86.153.

Mail Servers

vessel21.com is served by two mail servers: securemx01.mailplug.com and securemx02.mailplug.com.

vessel21.com shares the mail server setup with other domains, for example calscorps.com, glpharma.co.kr, seokang.net, gamefocus.co.kr and dugacc.com.

vessel21.com shares some mail servers with other domains, at least partially; for instance wellbiansys.co.kr, pilkor.co.kr, kr-tech.com, upskin.co.kr and apris.asia.

Host names with three IP numbers:

securemx01.mailplug.com points to: 121.156.118.230, 121.156.118.237 and 121.156.118.242.

Host names with two IP numbers:

securemx02.mailplug.com points to: 223.26.214.11 and 223.26.214.12.

vessel21.com - robtex.com

vessel21.com

com

NS for

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Server Role

IP Addresses

Name Servers

Mail Servers

`vessel21.com`

`com`