`21.co.com`

DNSSEC	⚠️ Not signed
A	169.60.151.233^{🇺🇸 SOFTLAYER169.60.128.0/18 -dal13}
		PTR	`e9.97.3ca9.ip4.static.sl-reverse.com`
TXT	`v=spf1 -all`

`co.com`

	DNSSEC	🔒 Signed (DS record present)
	A	169.60.151.232^{🇺🇸 SOFTLAYER169.60.128.0/18 -dal13}
	NS	`ns0.nic.co.com` ⭐
	NS	`ns1.nic.co.com`
	NS	`ns2.nic.co.com`
	NS	`ns3.nic.co.com`
	NS	`ns4.nic.co.com`
	MX	`mx.spamexperts.com` ⭐
	MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
	MX	`lastmx.spamexperts.net`⁽³⁰⁾
	TXT	`google-site-verification=7OcubotXUUSYYCSil8JjPJ_2uxorUHKIpmbUGsV_caA`
	TXT	`v=spf1 mx ip4:169.60.151.232 ip4:184.172.61.109 ip4:169.60.163.139 ip4:169.60...`
	SOA	`ns0.nic.co.com`hostmaster@co.com serial=2014408897

rank #563 globally
rank #335 in the tld
this domain is a registered domain name that could be used to host a website, point to services, or represent a business identity. The specific owner, content, and use of co.com can vary over time and may be controlled by a registrar or a rights holder.📈 Tranco rank: #2,554

Subdomains

apps.21.co.com

Same first word

21.game

21.la

21.ag

21.diamonds

21.cn

21.de

21.training

21.ca

21.org

21.com.tw

21.co.uk

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21.email

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21.wf

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21.zone

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21.hk

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21.academy

21.style

21.school

21.(0x787878)

21.ink

21.pictures

21.show

21.nl

21.agency

21.co

21.biz

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21.uk

21.ru

21.co.za

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21.red

21.pl

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21.partners

21.to

21.ie

21.photos

21.sb

21.cc

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21.gs

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21.live

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21.com.es

21.net.cn

21.eu

21.run

21.pw

21.se

21.org.cn

21.chat

21.net

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DNS History

1 record (1 active, 0 former)

●A169.60.151.2332026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 11:17:42
● 2026-04-12 00:07:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
co.com	ns1.nic.co.com, ns2.nic.co.com, ns3.nic.co.com, ns4.nic.co.com	8 records

✅ Authoritative Response

Server:194.169.218.36

NS records: ns1.nic.co.com, ns2.nic.co.com, ns3.nic.co.com, ns4.nic.co.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 274ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`169.60.151.233`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (ns1.nic.co.com, ns1.nic.co.com, ns2.nic.co.com...)

Analysis

Hierarchy

The parent of apps.21.co.com is 21.co.com.

IP Addresses

21.co.com points to IP number: 169.60.151.233.

Other host names such as banned.co.com, it365.co.com, marketsamurai.co.com, www.(0x706f726e)hb.co.com and thelinks.co.com share IPs with 21.co.com.

21.co.com - robtex.com

21.co.com

co.com