madsclaussen.dk

📜 Historical scan 2026-09-25 06:37:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

madsclaussen.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 11 December 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.228.154.79 is hosted by Amazon.com, Inc. (AS14618) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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#

4 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.228.154.79	3600s	ec2-34-228-154-79.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	34.224.0.0/12	🇺🇸 United States	Ashburn

📧 MX Records#

5 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	173.194.221.26 2a00:1450:4010:c1e::1a	lm-in-f26.1e100.net lb-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.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
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 130ms

TXT Record
_dmarc
google-site-verification=ALBIjPjB9G_R-DDC1ECRiuMpv7mzrdxi4seGLOBv47A
openai-domain-verification=dv-g4pzvyqH1n47r6MY0K5KPixI
v=spf1 include:spf.simply.com include:_spf.google.com include:_spf.simplero.com -all

✉️ SPF#

Policy	Record (madsclaussen.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.google.com include:_spf.simplero.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 2026-10-13 04:24:57

www CNAME	madsclaussen.simplero.com (all on simplero.com) → 34.228.154.79 35.170.205.142 (AS14618)
www vs bare domain	Same network madsclaussen.dk: 34.228.154.79 (AS14618) www.madsclaussen.dk: 34.228.154.79 35.170.205.142 (AS14618)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026082700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-23 12:52:27

Field	Value
Registrar	Simply.com A/S
Registered	2020-12-11
Expires	2026-12-31 (68d)

🔗 Same registrant#

5 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).

Domain	Registrar
claussen.dk	Simply.com A/S
dilemmapanelet.dk	Simply.com A/S
etsparkbagi.dk	Simply.com A/S
resultatskabere.dk	Simply.com A/S
swim.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

23ms

37ms

35ms

AAAA

27ms

TXT

130ms

CAA

36ms

HTTPS

41ms

TLSA

109ms

SOA

0ms

MTA-STS

52ms

DNSSEC

65ms

SRV

58ms

Total

622ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 04:24:56	953ms	4 NS 1 A 5 MX	🔒 Secure
2026-10-02 08:05:54	1687ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-25 06:37:30 shown	622ms	4 NS 1 A 5 MX	🔒 Secure
2026-08-28 07:35:24	1018ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-26 18:21:41	738ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-18 07:41:10	821ms	4 NS 1 A 5 MX	🔒 Secure