poertner.dk

📜 Historical scan 2026-06-23 21:57:02 · ← 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 93ms

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 101ms

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 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	108.177.15.26 108.177.15.27 142.251.127.26 142.251.127.27 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1c::1b 2a00:1450:4010:c22::1b 64.233.184.27	wr-in-f26.1e100.net wr-in-f27.1e100.net lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net la-in-f26.1e100.net la-in-f27.1e100.net yulpptr-in-f27.1e100.net wa-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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	www.poertner.dk → 198.49.23.144
🔶 Autoconfig	www.poertner.dk → 198.185.159.145

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 364ms

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#

110ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026061001
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#

93ms

101ms

48ms

AAAA

58ms

TXT

364ms

CAA

93ms

HTTPS

57ms

TLSA

448ms

SOA

56ms

MTA-STS

398ms

DNSSEC

110ms

SRV

249ms

Total

1459ms

🕐 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	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 shown	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