thomasdahl.dk DNS records

🖥️ Nameservers2 records 211ms

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 Records1 records 213ms

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

📧 MX Records7 records 173ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx4.googlemail.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx5.googlemail.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 363ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC337ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

211ms

A

213ms

MX

173ms

AAAA

207ms

TXT

363ms

CAA

177ms

HTTPS

239ms

TLSA

383ms

SOA

0ms

MTA-STS

266ms

DNSSEC

337ms

SRV

244ms

Total

3392ms

🕐 Scan History

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