`mail.tcjsys.com`

CNAME	`tcjsys.com`
DNSSEC	⚠️ Not signed
A	211.34.104.119^{🇰🇷 KT-NET211.34.104.0/24}
NS	`tcjsys.com` ⭐
		A	211.34.104.119^{🇰🇷 KT-NET211.34.104.0/24}
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	`spam.cafe24.com` ⭐
		A	183.110.229.114^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
TXT	`v=spf1 include:spf.cafe24.com ~all`
SOA	`tcjsys.com`postmaster@tcjsys.com serial=20251224

`tcjsys.com`

	DNSSEC	⚠️ Not signed
	A	211.34.104.119^{🇰🇷 KT-NET211.34.104.0/24}
	NS	`tcjsys.com` ⭐
	NS	`ns1.cafe24.co.kr`
	NS	`ns1.cafe24.com`
	NS	`ns2.cafe24.co.kr`
	NS	`ns2.cafe24.com`
	MX	`spam.cafe24.com` ⭐
	TXT	`v=spf1 include:spf.cafe24.com ~all`
	SOA	`tcjsys.com`postmaster@tcjsys.com serial=20251224

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DNS History

3 records (1 active, 2 former)

○A121.254.168.552015-08-10 → 2016-07-14 · 4 obs

● 2015-08-10 00:07:40
● 2016-07-14 08:07:52
○ 2026-06-20 18:33:28
○ 2026-07-12 01:27:20

○CNAMEmailapp.hiworks.co.kr2015-08-10 → 2016-07-14 · 4 obs

● 2015-08-10 00:07:40
● 2016-07-14 08:07:52
○ 2026-06-20 18:33:28
○ 2026-07-12 01:27:20

●CNAMEtcjsys.com2026-06-20 → 2026-07-12 · 3 obs

○ 2016-07-14 08:07:52
● 2026-06-20 18:33:28
● 2026-07-12 01:27:20

🔍 DNS Trace

Analysis

IP Addresses

mail.tcjsys.com resolves to one IP address: 211.34.104.119.

efd.co.kr, abczmap.com, korlocal.com and two other host names share IP numbers with mail.tcjsys.com.

Name Servers

mail.tcjsys.com has five name servers, which are tcjsys.com, ns1.cafe24.com, ns2.cafe24.com and two others.

mail.tcjsys.com shares at least some of its name servers with other domains, including limebed.com, commodore.co.kr, hagun.co.kr and two others.

These name servers are frequently seen alongside ns1.cafe24.co.kr, ns2.cafe24.co.kr, ns.cafe24.com and 5 other name servers.

Hostnames pointing to five IP numbers:

ns1.cafe24.com resolves to four IP addresses: 112.175.246.230, 112.175.246.231, 116.126.143.242 and two others.

Hosts that point to 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.

Hosts with just one IP address:

tcjsys.com directs to 211.34.104.119.

Mail Servers

Mail for mail.tcjsys.com is handled by a single mail server, spam.cafe24.com.

mail.tcjsys.com uses an identical mail server configuration to several other domains — among them no-che.com, richenim.com, nanontech.co.kr and two more.

mail.tcjsys.com shares at least some of its mail servers with other domains, such as unmunsa.or.kr and 1day.co.kr.

spam.cafe24.com has exactly one IP number: 183.110.229.114.

mail.tcjsys.com - robtex.com

mail.tcjsys.com

tcjsys.com