clausnielsen.dk

Records from scan: 2026-09-27 04:40:27 · 833ms total · last checked 2026-10-17 23:43 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clausnielsen.dk is a .dk domain served by 2 nameservers (aaron.ns.cloudflare.com, opal.ns.cloudflare.com). It was registered on 24 December 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
aaron.ns.cloudflare.com	108.162.195.150 162.159.44.150 172.64.35.150 2606:4700:58::a29f:2c96 2803:f800:50::6ca2:c396 2a06:98c1:50::ac40:2396	aaron.ns.cloudflare.com aaron.ns.cloudflare.com aaron.ns.cloudflare.com aaron.ns.cloudflare.com aaron.ns.cloudflare.com aaron.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
opal.ns.cloudflare.com	108.162.194.100 162.159.38.100 172.64.34.100 2606:4700:50::a29f:2664 2803:f800:50::6ca2:c264 2a06:98c1:50::ac40:2264	opal.ns.cloudflare.com opal.ns.cloudflare.com opal.ns.cloudflare.com opal.ns.cloudflare.com opal.ns.cloudflare.com opal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx3.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.
10	3600s	mx02.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx02.mail.icloud.com mx01.mail.icloud.com mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 199ms

TXT Record
apple-domain=67z4JJQWUQULeA7x
v=spf1 include:icloud.com ~all

✉️ SPF#

Policy	Record (clausnielsen.dk)
~all (soft fail)	v=spf1 include:icloud.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#

checked 2026-10-08 10:10:44

www	NXDOMAIN
www vs bare domain	Neither resolves clausnielsen.dk: no address www.clausnielsen.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2415886670
Primary NS (MNAME)	aaron.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 08:48:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-12-24
Expires	2030-12-31 (1535d)

📋 WHOIS#

⏱️ Lookup Timing#

56ms

43ms

35ms

AAAA

38ms

TXT

199ms

CAA

37ms

HTTPS

33ms

TLSA

42ms

SOA

0ms

MTA-STS

65ms

DNSSEC

126ms

SRV

58ms

Total

833ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 04:40:27 shown	833ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-26 04:27:57	641ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-24 20:54:47	1067ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-09 22:25:32	1320ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-02 22:10:07	2044ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-28 19:50:07	1561ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-27 16:09:21	958ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-26 18:57:57	854ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-23 18:06:58	9611ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-22 17:00:09	2876ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-20 16:36:18	9573ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-19 15:10:27	9423ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-17 13:46:39	3549ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-15 19:19:00	5784ms	2 NS 0 A 2 MX	🔓 Insecure
2026-07-30 05:11:09	11274ms	2 NS 0 A 2 MX	🔓 Insecure
2026-07-08 17:52:34	1560ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-21 03:35:51	702ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-16 21:10:21	2878ms	2 NS 0 A 2 MX	🔓 Insecure