port443.dk DNS records

🖥️ Nameservers2 records 254ms

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 202ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.163.52.119	43200s	80-163-52-119-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	80.160.0.0/13	🇩🇰 Denmark	Virum

📧 MX Records7 records 221ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	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
20	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
20	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
30	43200s	aspmx2.googlemail.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
30	43200s	aspmx3.googlemail.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
30	43200s	aspmx4.googlemail.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
30	43200s	aspmx5.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	port443.dk → 80.163.52.119
🔶 Autoconfig	port443.dk → 80.163.52.119

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 533ms

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

✉️ SPF

Policy	Record (port443.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.port443.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=quarantine; rua=mailto:dmarc-reports@port443.dk; ruf=mailto:dmarc-reports@port443.dk;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.port443.dk	port443.dk

🔗 TLSA / DANE

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

🔐 DNSSEC415ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
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

254ms

A

202ms

MX

221ms

AAAA

247ms

TXT

533ms

CAA

209ms

HTTPS

228ms

TLSA

385ms

SOA

0ms

MTA-STS

316ms

DNSSEC

415ms

SRV

281ms

Total

5782ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 22:33:55	5782ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-16 11:45:12	1313ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-12 07:54:32	3474ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-29 13:37:12	1210ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 13:24:34	927ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-25 16:43:26	2324ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-17 13:16:29	755ms	2 NS 1 A 7 MX	🔒 Secure	View