comcheck.dk - dns.ninja

`comcheck.dk`

DNSSEC	🔒 Signed (DS record present)
A	185.20.205.67^{🇩🇰 team-blue-denmark185.20.204.0/22}
		PTR	`linux391.unoeuro.com`
NS	`ns1.simply.com` ⭐
		A	2a02:2339:1:15c::4562:4562^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns1.simply.com`
		A	91.197.248.78^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns1.simply.com`
NS	`ns2.simply.com`
		A	2a02:2339:4006:101::4562:4562^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns2.simply.com`
		A	185.25.141.15^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns2.simply.com`
NS	`ns3.simply.com`
		A	91.197.248.79^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns3.simply.com`
NS	`ns4.simply.com`
		A	91.197.248.80^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns4.simply.com`
MX	`mx.simply.com` ⭐
		A	94.231.106.20^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
			PTR	`mx.simply.com`
TXT	`v=spf1 include:spf.simply.com -all`
SOA	`ns1.simply.com`hostmaster@simply.com 2025-04-23 #0

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1785427921localtime Thu Jul 30 18:12:01 2026gmtime Thu Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785427921

Same first word

comcheck.com.au

comcheck.co.uk

comcheck.dk

comcheck.net

comcheck.de

Similar names

checkcom.com

kccochem.de

checkcom.net

checkcom.de

kcchemco.com

checkcom.ru

ckcchome.org

DNS History

13 records (6 active, 7 former)

●NSns1.simply.com2026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

○NSns1.surf-town.net2015-05-14 → 2018-10-05 · 4 obs

● 2015-05-14 09:47:16
● 2018-10-05 08:12:22
○ 2026-03-09 19:40:16
○ 2026-07-30 16:25:50

●NSns2.simply.com2026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

○NSns2.surf-town.net2015-05-14 → 2018-10-05 · 4 obs

● 2015-05-14 09:47:16
● 2018-10-05 08:12:22
○ 2026-03-09 19:40:16
○ 2026-07-30 16:25:50

●NSns3.simply.com2026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

○NSns3.surf-town.net2015-05-14 → 2018-10-05 · 4 obs

● 2015-05-14 09:47:16
● 2018-10-05 08:12:22
○ 2026-03-09 19:40:16
○ 2026-07-30 16:25:50

●NSns4.simply.com2026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

○MXmail3.surf-town.net2018-03-07 → 2018-10-05 · 5 obs

○ 2017-09-06 14:50:34
● 2018-03-07 18:30:26
● 2018-10-05 08:12:22
○ 2026-03-09 19:40:16
○ 2026-07-30 16:25:50

○MXmail7.surftown.dk2015-05-14 → 2017-09-06 · 4 obs

● 2015-05-14 09:47:16
● 2017-09-06 14:50:34
○ 2018-03-07 18:30:26
○ 2026-07-30 16:25:50

●MXmx.simply.com2026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

●A185.20.205.672026-03-09 → 2026-07-30 · 3 obs

○ 2018-10-05 08:12:22
● 2026-03-09 19:40:16
● 2026-07-30 16:25:50

○A212.97.132.822017-04-18 → 2018-10-05 · 5 obs

○ 2016-07-15 15:22:42
● 2017-04-18 16:05:10
● 2018-10-05 08:12:22
○ 2026-03-09 19:40:16
○ 2026-07-30 16:25:50

○A212.97.133.262015-05-14 → 2016-07-15 · 4 obs

● 2015-05-14 09:47:16
● 2016-07-15 15:22:42
○ 2017-04-18 16:05:10
○ 2026-07-30 16:25:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
comcheck.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:91.197.248.78

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1003ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.20.205.67`
NS	4	`ns1.simply.com, ns2.simply.com...`
MX	1	`mx.simply.com (pri: 10)`
TXT	1	`v=spf1 include:spf.simply.com -all`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

IP Addresses

comcheck.dk directs to one IP number, which is 185.20.205.67.

Among the host names that share IP numbers with comcheck.dk are fiskevand.dk, dbcon.se, lct.dk and two others.

Name Servers

The domain comcheck.dk is delegated to these four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

The name servers of comcheck.dk overlap at least partially with those of other domains — among them majstro.se, making.dk, via-negativa.se and two more.

Hosts with two IP numbers each:

ns1.simply.com resolves to 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

ns2.simply.com resolves to 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Hosts that resolve to one IP address:

ns3.simply.com resolves to 91.197.248.79.

ns4.simply.com resolves to 91.197.248.80.

Mail Servers

comcheck.dk routes its mail through a single mail server, mx.simply.com.

comcheck.dk has the same mail server arrangement as a number of other domains, for example bondorphs.dk, odinns.dk, au2matic.com and two more.

mx.simply.com points to one IP number — 94.231.106.20.