cleartech.dk

📜 Historical scan 2026-08-30 20:53:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleartech.dk is a .dk domain served by 2 nameservers (pearl.ns.cloudflare.com, stanley.ns.cloudflare.com). It was registered on 10 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.66 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
pearl.ns.cloudflare.com	108.162.194.140 162.159.38.140 172.64.34.140 2606:4700:50::a29f:268c 2803:f800:50::6ca2:c28c 2a06:98c1:50::ac40:228c	pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stanley.ns.cloudflare.com	108.162.195.141 162.159.44.141 172.64.35.141 2606:4700:58::a29f:2c8d 2803:f800:50::6ca2:c38d 2a06:98c1:50::ac40:238d	stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.66	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.202.228	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
24	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
48	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
72	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2a42	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:cae4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.66,172.67.202.228 ech=AEX+DQBBsgAgACDkJ63NT3zytayXg6+bpk6/sO0S/t6jmtVsH1By+GMdUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2a42,2606:4700:3034::ac43:cae4

📝 TXT Records#

1 records 159ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (cleartech.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 07:52:20

www	104.21.42.66 172.67.202.228 2606:4700:3030::6815:2a42 2606:4700:3034::ac43:cae4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cleartech.dk: 104.21.42.66 172.67.202.228 2606:4700:3030::6815:2a42 2606:4700:3034::ac43:cae4 (AS13335) www.cleartech.dk: 104.21.42.66 172.67.202.228 2606:4700:3030::6815:2a42 2606:4700:3034::ac43:cae4 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cleartech.dk	_Ea364XLX6DIyjV4PWc3kgrbL0hSKbG3GeTCqMRxVD4
TXT	_acme-challenge.cleartech.dk	hMIwhdgy7uGS3Jjvtp2tHL2YF9E2TWrgyCRuOK2tO48

🔗 TLSA / DANE#

9 records 42ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

112ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413594343
Primary NS (MNAME)	pearl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 20:43:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-07-10
Expires	2029-07-31 (1018d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

34ms

28ms

30ms

AAAA

29ms

TXT

159ms

CAA

39ms

HTTPS

31ms

TLSA

42ms

SOA

0ms

MTA-STS

50ms

DNSSEC

112ms

SRV

64ms

Total

805ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 08:22:06	9798ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-06 22:14:20	2591ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-30 20:53:20 shown	805ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-04 12:11:50	1917ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-30 17:08:00	1202ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-23 02:59:24	1089ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-22 08:39:42	3172ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-21 08:53:35	1162ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 21:15:11	901ms	2 NS 2 A 3 MX	🔓 Insecure