`mail2.dco.com`

DNSSEC	⚠️ Not signed
A	211.53.177.12^{🇰🇷 DACOM-NET211.53.0.0/16 contact noc@bora.net if necessary}
		PTR	`mail2.dco.com`

`dco.com`

	DNSSEC	⚠️ Not signed
	A	121.156.99.131^{🇰🇷 KT-NET121.152.0.0/13}
	NS	`ns1.gabia.co.kr` ⭐ ⚠️ Not in zone NS records
	NS	`ns-1318.awsdns-36.org`
	NS	`ns-1733.awsdns-24.co.uk`
	NS	`ns-70.awsdns-08.com`
	NS	`ns-900.awsdns-48.net`
	NS	`ns.gabia.co.kr` ⚠️ Not in zone NS records
	NS	`ns.gabia.net` ⚠️ Not in zone NS records
	MX	`dco-com.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 ip4:121.156.99.165 include:spf.protection.outlook.com ~all`
	TXT	`MS=F440221106266C6D4A8E5E82DFB138A1553DE20A`
	TXT	`google-site-verification=X0QYwfB4qx5qe6uCMR0ucEEskU4Cmi6vsL7oaaGBVtg`
	TXT	`asv=8c1f394ec68dd4cc199719bcf5769083`
	TXT	`MS=ms69881389`
	TXT	`_9deg4uma40s6ze95h51fw73u4hzwh2w`
	SOA	`ns.gabia.co.kr`hosting@gabia.com 2021-01-05 #16

PTR for

12.177.53.211.in-addr.arpa

Previously MX for

dco.com

Same first word

mail2.de

mail2.nhs.uk

mail2.im

mail2.df.gov.br

mail2.myfritz.net

mail2.com

mail2.dyndns.org

mail2.la

mail2.cloudaccess.net

mail2.email

mail2.asia

mail2.ru

mail2.do

mail2.net

mail2.gouv.ci

mail2.se

mail2.us

mail2.nl

mail2.in

mail2.ch

mail2.fi

mail2.xyz

mail2.name

mail2.dk

mail2.cn

mail2.app

mail2.sakura.ne.jp

mail2.cc

mail2.co

mail2.kapsi.fi

mail2.gov.pt

mail2.est.pr

mail2.ras.ru

mail2.altervista.org

mail2.kinghost.net

mail2.mobi

mail2.eu

mail2.iki.fi

mail2.you

mail2.no-ip.org

mail2.cloudapp.net

mail2.cz

mail2.me

mail2.hu

mail2.ph

mail2.ca

Similar names

2mail.ro

2mail.org

2mail.dk

2mail.serveftp.com

lima2.com

alim2.com

2mail.io

2mail.ru

2mail.space

2mail.com

2mail.net

2mail.com.ua

2mail.eu

2mail.pro

2mail.at

2mail.nl

2mail.im

ml2ai.com

2mail.co

2mail.de

2mila.it

2mail.fr

2mail.online

2mail.ca

2mail.co.za

2mail.ch

a2mil.com

DNS History

2 records (1 active, 1 former)

○A211.189.165.1022015-06-10 → 2016-04-12 · 4 obs

● 2015-06-10 00:09:30
● 2016-04-12 12:23:50
○ 2026-02-15 15:26:18
○ 2026-03-23 22:53:00

●A211.53.177.122026-02-15 → 2026-03-23 · 3 obs

○ 2016-04-12 12:23:50
● 2026-02-15 15:26:18
● 2026-03-23 22:53:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
dco.com	ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net, ns-70.awsdns-08.com...	1 record

✅ Authoritative Response

Server:43.201.170.100

NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net, ns-70.awsdns-08.com, ns-900.awsdns-48.net, ns-1733.awsdns-24.co.uk, ns-1318.awsdns-36.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dco.com (unsigned zone)

⏱️ Timing

Total: 1545ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.53.177.12`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-70.awsdns-08.com)

Analysis

IP Addresses

mail2.dco.com points to a single IP: 211.53.177.12.

Other host names, such as mail2.decemberco.com, share IP numbers with mail2.dco.com.

mail2.dco.com - robtex.com

mail2.dco.com

dco.com