poertner.dk

📜 Historical scan 2026-07-17 02:44:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

poertner.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 July 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.185.159.144 is hosted by Squarespace, Inc. (AS53831) in United States. Mail is handled by smtp.google.com. 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 30ms

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#

4 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	3600s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.251.1.27 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 2a00:1450:4010:c1e::1a 64.233.161.26 64.233.161.27 64.233.162.26 64.233.162.27	lb-in-f27.1e100.net lh-in-x1a.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net li-in-f26.1e100.net li-in-x1a.1e100.net lb-in-f26.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	www.poertner.dk → 198.49.23.144
🔶 Autoconfig	www.poertner.dk → 198.49.23.145

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 155ms

TXT Record
google-site-verification=sjhDQvkZBvWH_RdcdyHhIgcVOB0qUarOVBuQ_Fk1XDE
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.poertner.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:claus@poertner.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 05:09:10

www CNAME	ext-cust.squarespace.com (all on squarespace.com) → 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
www vs bare domain	Same network poertner.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) www.poertner.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
Wildcard	Yes: any name under the zone resolves
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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.poertner.dk	www.poertner.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071401
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 2026-10-08 23:07:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-07-20
Expires	2027-09-30 (344d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

AAAA

31ms

TXT

155ms

CAA

29ms

HTTPS

30ms

TLSA

143ms

SOA

0ms

MTA-STS

79ms

DNSSEC

50ms

SRV

82ms

Total

1291ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 05:09:10	2967ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-03 21:42:26	549ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-29 22:24:31	607ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-12 09:10:07	3145ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-20 08:11:12	5658ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-10 21:20:18	5882ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-17 02:44:53 shown	1291ms	2 NS 4 A 1 MX	🔒 Secure
2026-07-12 15:38:05	1377ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-23 21:57:02	1459ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-22 23:53:29	1040ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 00:58:20	1281ms	2 NS 4 A 1 MX	🔒 Secure