`svc21.com`

DNSSEC	⚠️ Not signed
A	183.111.182.216^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
NS	`svc21.com` ⭐
		A	183.111.182.216^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
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}
			PTR	`ip-112-175-246-230.defastlink.net`
		A	112.175.246.231^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-246-231.defastlink.net`
		A	116.126.143.242^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
			PTR	`ip-116-126-143-242.defastlink.net`
		A	175.125.93.134^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
			PTR	`ip-175-125-93-134.defastlink.net`
		A	175.125.93.135^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
			PTR	`ip-175-125-93-135.defastlink.net`
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}
			PTR	`ip-1-226-85-4.defastlink.net`
		A	1.234.0.4^{🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13}
			PTR	`ip-1-234-0-4.defastlink.net`
		A	112.175.11.4^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-11-4.defastlink.net`
		A	112.175.12.4^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-12-4.defastlink.net`
MX	`uws64-234.cafe24.com` ⭐
		A	183.111.182.216^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
TXT	`v=spf1 ip4:183.111.182.216 ~all`
SOA	`svc21.com`postmaster@svc21.com serial=20170428

`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=1771291435

NS for

svc21.com

Subdomains

mail.svc21.com

Same first word

svc21.com

Similar names

12csv.com

vsc21.com

DNS History

20 records (7 active, 13 former)

○NSns.gabia.co.kr2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-31 03:39:08
● 2017-11-16 11:07:12
○ 2026-03-24 04:42:38
○ 2026-03-24 12:47:56

○NSns.gabia.co.kr.svc21.com2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-31 03:39:08
● 2017-11-16 11:07:12
○ 2026-03-24 04:42:38
○ 2026-03-24 12:47:56

○NSns.gabia.net2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-31 03:39:08
● 2017-11-16 11:07:12
○ 2026-03-24 04:42:38
○ 2026-03-24 12:47:56

○NSns.page1.co.kr2008-03-11 → 2016-12-31 · 4 obs

● 2008-03-11 05:49:10
● 2016-12-31 03:39:08
○ 2017-11-16 11:07:12
○ 2026-03-24 12:47:56

●NSns1.cafe24.co.kr2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

●NSns1.cafe24.com2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

○NSns1.gabia.co.kr2017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-31 03:39:08
● 2017-11-16 11:07:12
○ 2026-03-24 04:42:38
○ 2026-03-24 12:47:56

●NSns2.cafe24.co.kr2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

●NSns2.cafe24.com2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

○NSns2.page1.co.kr2008-03-11 → 2016-12-31 · 4 obs

● 2008-03-11 05:49:10
● 2016-12-31 03:39:08
○ 2017-11-16 11:07:12
○ 2026-03-24 12:47:56

●NSsvc21.com2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

○MXkr1-aspmx1.worksmobile.com2016-04-18 → 2016-12-31 · 5 obs

○ 2015-05-28 23:19:42
● 2016-04-18 03:32:52
● 2016-12-31 03:39:08
○ 2017-11-16 11:07:12
○ 2026-03-24 12:47:56

○MXkr1-aspmx2.worksmobile.com2016-04-18 → 2016-12-31 · 5 obs

○ 2015-05-28 23:19:42
● 2016-04-18 03:32:52
● 2016-12-31 03:39:08
○ 2017-11-16 11:07:12
○ 2026-03-24 12:47:56

○MXmail.svc21.com2008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 05:49:10
○ 2015-05-28 23:19:42
○ 2026-03-24 12:47:56

●MXuws64-234.cafe24.com2026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

○A121.254.178.2502017-11-16 → 2017-11-16 · 4 obs

○ 2016-12-31 03:39:08
● 2017-11-16 11:07:12
○ 2026-03-24 04:42:38
○ 2026-03-24 12:47:56

○A125.209.206.192016-01-26 → 2016-12-31 · 5 obs

○ 2015-11-04 21:55:34
● 2016-01-26 20:56:38
● 2016-12-31 03:39:08
○ 2017-11-16 11:07:12
○ 2026-03-24 12:47:56

○A125.209.206.742015-05-28 → 2015-11-04 · 5 obs

○ 2008-03-11 05:49:10
● 2015-05-28 23:19:42
● 2015-11-04 21:55:34
○ 2016-01-26 20:56:38
○ 2026-03-24 12:47:56

●A183.111.182.2162026-03-24 → 2026-03-24 · 3 obs

○ 2017-11-16 11:07:12
● 2026-03-24 04:42:38
● 2026-03-24 12:47:56

○A61.100.187.2182008-03-11 → 2008-03-11 · 3 obs

● 2008-03-11 05:49:10
○ 2015-05-28 23:19:42
○ 2026-03-24 12:47:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
svc21.com	ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr	9 records

✅ Authoritative Response

Server:1.226.85.4

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 svc21.com (unsigned zone)

⏱️ Timing

Total: 1241ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.111.182.216`
NS	4	`ns2.cafe24.co.kr, ns1.cafe24.com...`
MX	1	`uws64-234.cafe24.com (pri: 10)`
TXT	1	`v=spf1 ip4:183.111.182.216 ~all`
SOA	1	`svc21.com postmaster.svc21.com`

📌 Glue Records Collected

Total: 9

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

Analysis

Hierarchy

svc21.com is a parent of mail.svc21.com.

Name Server Role

svc21.com serves as a name server for svc21.com.

ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr are commonly used as name servers along with svc21.com.

IP Addresses

svc21.com points to a single IP address: 183.111.182.216.

Other host names such as bsi-l.com, mplan17.com, gamedamoa.com, sewoonplaza.com and enbio.co.kr share IP numbers with svc21.com.

Name Servers

svc21.com is delegated to five name servers: svc21.com, ns1.cafe24.com, ns2.cafe24.com, ns1.cafe24.co.kr and ns2.cafe24.co.kr.

At least part of the name servers for svc21.com are shared with other domains, for instance yplkorea.com, covernat.co.kr, ecopsapp.com, arayeon.co.kr and maykids.co.kr.

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

Host names with five IP numbers:

The host name 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:

The host name ns2.cafe24.com points to: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4; The host name ns1.cafe24.co.kr points to: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137; The host name 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:

The host name svc21.com points to: 183.111.182.216.

Mail Servers

The mail server for svc21.com is uws64-234.cafe24.com.

svc21.com uses the same mail server setup as other domains, for instance ngine.net, ballpennara.com, srentcar.com, kaodi.org and museland.co.kr.

Some mail servers are shared between svc21.com and other domains, for instance timebee.co.kr.

these mail servers are frequently used alongside the mail servers mw-002.cafe24.com.

Host uws64-234.cafe24.com points to IP 183.111.182.216.

svc21.com - robtex.com

svc21.com

com

NS for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

Name Server Role

IP Addresses

Name Servers

Mail Servers

`svc21.com`

`com`