`mail.gtpros21.com`

DNSSEC	⚠️ Not signed
A	106.249.239.194^{🇰🇷 DACOM-NET106.240.0.0/12 contact noc@bora.net or infonoc@lguplus.co.kr if necessary}
		PTR	`mail.tkc21.com`

`gtpros21.com`

	DNSSEC	⚠️ Not signed
	A	211.43.210.113^{🇰🇷 DACOM-NET211.43.192.0/19 PACNET (proxy-registered route object)}
	NS	`ns1.4sit.net` ⭐
	NS	`ns2.4sit.net`
	MX	`mail.gtpros21.com` ⭐
	TXT	`v=spf1 ip4:106.249.239.194 ip4:210.102.16.0/24 -all`
	SOA	`ns1.4sit.net`webmaster@4sit.net 2024-08-28 #1

MX for

gtpros21.com

Same first word

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DNS History

2 records (1 active, 1 former)

●A106.249.239.1942016-01-25 → 2026-03-27 · 3 obs

○ 2015-11-08 20:57:08
● 2016-01-25 05:57:14
● 2026-03-27 22:35:48

○A211.43.210.1142015-07-05 → 2015-11-08 · 4 obs

● 2015-07-05 02:04:10
● 2015-11-08 20:57:08
○ 2016-01-25 05:57:14
○ 2026-03-27 22:35:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gtpros21.com	ns1.4sit.net, ns2.4sit.net	-

✅ Authoritative Response

Server:211.43.210.114

NS records: ns1.4sit.net, ns2.4sit.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gtpros21.com (unsigned zone)

⏱️ Timing

Total: 1231ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`106.249.239.194`

Analysis

Mail Server Role

mail.gtpros21.com functions as a mail server for gtpros21.com.

IP Addresses

mail.gtpros21.com resolves to one IP number: 106.249.239.194.

Other host names, for instance mail.tkc21.com, share IP numbers with mail.gtpros21.com.

mail.gtpros21.com - robtex.com