clhs.dk

📜 Historical scan 2026-09-01 04:46:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clhs.dk is a .dk domain served by 2 nameservers (katelyn.ns.cloudflare.com, ned.ns.cloudflare.com). It was registered on 6 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.203 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 2 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
katelyn.ns.cloudflare.com	108.162.194.235 162.159.38.235 172.64.34.235 2606:4700:50::a29f:26eb 2803:f800:50::6ca2:c2eb 2a06:98c1:50::ac40:22eb	katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ned.ns.cloudflare.com	108.162.193.210 172.64.33.210 173.245.59.210 2606:4700:58::adf5:3bd2 2803:f800:50::6ca2:c1d2 2a06:98c1:50::ac40:21d2	ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.ns.cloudflare.com ned.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
104.21.5.203	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.210	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.250.147.26 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a	rd-in-f26.1e100.net lu-in-f26.1e100.net lu-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4001:c01::1a	lcdels-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:5cb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:85d2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 25ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.203,172.67.133.210 ech=AEX+DQBBEAAgACCr8f/kgg/pJ5FJI/NdUqTZ3Ld/9apU/Dx0zahJhfBWeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5cb,2606:4700:3037::ac43:85d2

📝 TXT Records#

1 records 129ms

TXT Record
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (clhs.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -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 2026-10-10 14:41:34

www	104.21.5.203 172.67.133.210 2606:4700:3030::6815:5cb 2606:4700:3037::ac43:85d2 (AS13335) (address records, no CNAME)
www vs bare domain	Same network clhs.dk: 104.21.5.203 172.67.133.210 2606:4700:3030::6815:5cb 2606:4700:3037::ac43:85d2 (AS13335) www.clhs.dk: 104.21.5.203 172.67.133.210 2606:4700:3030::6815:5cb 2606:4700:3037::ac43:85d2 (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.clhs.dk	p_hZ2dQbQgS0gWtSNiR1gfAeQ3Ajsip2kseFVEjOSP4
TXT	_acme-challenge.clhs.dk	rOGkhxV5IjngMLEKsD4FVv0-dsXl7uX74bEZ9bXdZ14

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

98ms

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	2413677756
Primary NS (MNAME)	katelyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 07:37:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-05-06
Expires	2027-05-31 (224d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

28ms

33ms

AAAA

26ms

TXT

129ms

CAA

28ms

HTTPS

25ms

TLSA

137ms

SOA

0ms

MTA-STS

47ms

DNSSEC

98ms

SRV

45ms

Total

730ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 06:41:03	2372ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-04 06:14:16	600ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-03 06:12:25	1372ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-01 05:57:40	2457ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-28 05:02:20	889ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-23 00:55:14	1451ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-18 03:47:24	1599ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-16 19:38:07	1709ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-10 18:48:45	1615ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-03 18:58:56	10167ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-01 06:29:51	1460ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-01 04:46:50 shown	730ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-28 14:56:14	956ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-27 13:02:47	1007ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-08 07:20:53	1383ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-24 20:19:50	991ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-24 08:35:47	1169ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 13:03:52	950ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-16 21:15:56	507ms	2 NS 2 A 4 MX	🔓 Insecure