thomasdahl.dk

📜 Historical scan 2026-07-17 19:08:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thomasdahl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 29 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.233.5.226 is hosted by Norlys Digital A/S (AS3308) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, publishes a 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#

2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.233.5.226	43200s	—	AS3308	Norlys Digital A/S	89.233.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records#

7 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1a	rc-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx5.googlemail.com	108.177.125.27 2404:6800:400b:c01b::1b	tp-in-f27.1e100.net yunrtab-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#

2 records 182ms

TXT Record
google-site-verification=rLHCMxfI3lO_m6n32fmP5y5faMjVhAQf7nLr_94hje4
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (thomasdahl.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.thomasdahl.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@thomasdahl.dk,mailto:kv9vhitn@ag.eu.dmarcian.com; ruf=mailto:dmarc@thomasdahl.dk; fo=1

📬 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 2026-10-12 23:48:19

www CNAME	thomasdahl.dk (all on thomasdahl.dk) → 89.233.5.226 (AS3308)
www vs bare domain	Same network thomasdahl.dk: 89.233.5.226 (AS3308) www.thomasdahl.dk: 89.233.5.226 (AS3308)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

178ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-18 16:25:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-03-29
Expires	2027-03-31 (162d)

🔗 Same registrant#

2 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
charlottehejl.dk	Punktum dk A/S (direct)
jegstyrerforvildt.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

55ms

41ms

AAAA

40ms

TXT

182ms

CAA

54ms

HTTPS

50ms

TLSA

103ms

SOA

0ms

MTA-STS

51ms

DNSSEC

178ms

SRV

126ms

Total

1350ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:48:19	501ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-14 20:11:10	1466ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-12 07:47:22	3392ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-17 19:08:55 shown	1350ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-15 16:16:49	17104ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-21 05:22:47	652ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-18 16:17:09	961ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-18 04:23:47	965ms	2 NS 1 A 7 MX	🔒 Secure