`cls.dk`

DNSSEC	⚠️ Not signed
NS	`ns3.au.dk` ⚠️ Not in zone NS records
		A	20.73.178.34^{🇳🇱 Microsoft20.64.0.0/10}
			PTR	`ns3.au.dk`
NS	`ns4.au.dk` ⚠️ Not in zone NS records
		A	185.45.20.154^{🇩🇰 AU-ASN185.45.20.0/22 AU-public}
			PTR	`ns4.au.dk`

`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 1774645561localtime Fri Mar 27 22:06:01 2026gmtime Fri Ma...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1774645561

WOT: SAFE (60/100)

Same first word

cls.edu.cn

cls.kz

cls.international

cls.org.uk

cls.center

cls.in

cls.health

cls.management

cls.es

cls.or.jp

cls.com.ar

cls.network

cls.ro

cls.zone

cls.la

cls.com.au

cls.expert

cls.us.com

cls.nl

cls.ru

cls.se

cls.support

cls.business

cls.me

cls.su

cls.live

cls.ch

cls.at

cls.de

cls.net

cls.dk

cls.pl

cls.co

cls.org.au

cls.eu

cls.com

cls.cn

cls.technology

cls.sch.id

cls.biz

cls.education

cls.com.mx

cls.sk

cls.mobi

cls.no

cls.k12.oh.us

cls.media

cls.ca

cls.agency

cls.be

cls.ie

cls.ks.ua

cls.co.uk

cls.net.au

cls.nu

cls.jp

cls.by

cls.com.my

cls.to

cls.life

cls.lv

cls.us

cls.net.cn

cls.group

cls.fr

cls.pt

cls.lu

cls.hu

cls.in.ua

cls.com.tw

cls.ae

cls.lt

cls.co.at

cls.edu.hk

cls.io

cls.az

cls.ab.ca

cls.com.pl

cls.it

cls.co.za

cls.vn

cls.asia

cls.co.il

cls.org

cls.info

cls.ag

cls.com.ua

cls.email

cls.vic.edu.au

cls.fi

cls.investments

cls.li

cls.rs

cls.ug

cls.com.vn

cls.cz

Similar names

lsc.eu

slc.no

csl.tv

scl.net.nz

lsc.us

slc.k12.wi.us

scl.se

scl.hk

slc.be

lsc.lighting

lsc.pl

slc.solutions

lcs.training

lcs.(0x787878)

scl.com.gt

slc.nl

csl.online

scl.com.tr

slc.ag

slc.net

slc.co.il

scl.cz

slc.ae

lsc.ie

csl.be

lcs.no

csl.ac

csl.in

slc.qld.edu.au

slc.fi

lcs.lt

slc.qc.ca

csl.edu

slc.co.za

lsc.qld.gov.au

lsc.sg

lcs.center

lcs.wroclaw.pl

lcs.k12.ar.us

slc.church

lcs.ngo

scl.com.br

csl.ws

lcs.ar

csl.com.au

slc.mt

csl.ie

lcs.dk

csl.kz

lcs.co.nz

csl.idv.tw

lcs.fr

lsc.vic.gov.au

csl.com.sg

lsc.ro

lcs.wroc.pl

lcs.bm

lsc.com.my

slc.ir

lcs.education

lsc.k12.in.us

slc.web.id

slc.com.tr

lcs.com.tw

lcs.ie

slc.builders

lsc.net

csl.nic.in

slc.co

csl.mx

lsc.org.uk

slc.gov

scl.la

DNS History

7 records (2 active, 5 former)

○NSinfobloxgm2.au.dk2016-08-23 → 2020-10-03 · 5 obs

○ 2016-06-12 19:35:44
● 2016-08-23 20:03:54
● 2020-10-03 15:58:32
○ 2026-03-26 07:53:36
○ 2026-03-27 21:18:32

●NSns3.au.dk2015-08-18 → 2026-03-27 · 5 obs

● 2015-08-18 19:08:46
● 2016-06-12 19:35:44
○ 2016-08-23 20:03:54
● 2020-10-03 15:58:32
● 2026-03-27 21:18:32

●NSns4.au.dk2015-08-18 → 2026-03-27 · 2 obs

● 2015-08-18 19:08:46
● 2026-03-27 21:18:32

○NSns5.au.dk2015-08-18 → 2018-12-05 · 4 obs

● 2015-08-18 19:08:46
● 2018-12-05 13:35:56
○ 2020-10-03 15:58:32
○ 2026-03-27 21:18:32

○NSuniinfobloxgm.uni.au.dk2015-08-18 → 2016-01-13 · 4 obs

● 2015-08-18 19:08:46
● 2016-01-13 11:35:00
○ 2016-03-28 06:50:06
○ 2026-03-27 21:18:32

○MXcls-dk.mail.protection.outlook.com2015-08-18 → 2020-10-03 · 4 obs

● 2015-08-18 19:08:46
● 2020-10-03 15:58:32
○ 2026-03-26 07:53:36
○ 2026-03-27 21:18:32

○A192.38.43.2002015-08-18 → 2020-10-03 · 4 obs

● 2015-08-18 19:08:46
● 2020-10-03 15:58:32
○ 2026-03-26 07:53:36
○ 2026-03-27 21:18:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	l.nic.dk, c.nic.dk, b.nic.dk, h.nic.dk...	-
cls.dk	ns3.au.dk, ns4.au.dk	2 records

✅ Authoritative Response

Server:185.45.20.154

NS records: ns3.au.dk, ns4.au.dk

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for cls.dk

⏱️ Timing

Total: 615ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.au.dk, ns4.au.dk)

Analysis

Name Servers

Two name servers ns3.au.dk and ns4.au.dk are delegated to cls.dk.

cls.dk uses the same name server configuration as other domains, such as religiousroots.dk, chomskylab.dk, seedscience.dk, exbus.dk and bibfilm.dk.

cls.dk at least partially shares name servers with other domains such as fateallchem.dk, spiderlab.dk, cavi.dk, nordichi.net and badm.dk.

These name servers are commonly used with infobloxgm3.au.dk and ns5.au.dk.

Host names with a single IP address:

ns3.au.dk points to 20.73.178.34

ns4.au.dk points to 185.45.20.154

cls.dk - robtex.com

cls.dk

dk