pu.dk

📜 Historical scan 2026-07-09 17:34:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 April 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by pu-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 107ms

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 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3660s	pu-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::7 52.101.68.0 52.101.68.18 52.101.68.32 52.101.68.36	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 202ms

TXT Record
facebook-domain-verification=fm29ipf2r4t6kemtydcq02fw0cafhx
MS=ms82874119
v=spf1 include:spf.comendosystems.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (pu.dk)
~all (soft fail)	v=spf1 include:spf.comendosystems.com include:spf.protection.outlook.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-08 20:08:39

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network pu.dk: 195.47.247.18 (AS51468) www.pu.dk: 195.47.247.18 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-pu-dk._domainkey.medierneshus.onmicrosoft.com	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: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

253ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070901
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 2026-10-16 08:51:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-04-27
Expires	2028-04-30 (551d)

🔗 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
mediernesefteruddannelse.dk	Simply.com A/S
pressensuddannelsesfond.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

107ms

81ms

86ms

AAAA

93ms

TXT

202ms

CAA

76ms

HTTPS

56ms

TLSA

107ms

SOA

0ms

MTA-STS

69ms

DNSSEC

253ms

SRV

124ms

Total

993ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 20:08:39	1442ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 17:12:22	939ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 00:05:09	1602ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 21:41:46	987ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 00:09:41	1453ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 12:51:01	17238ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 22:54:29	4052ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 01:02:53	3980ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 17:34:49 shown	993ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 03:03:52	1240ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 06:28:39	808ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 21:15:50	1116ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:10:53	1254ms	2 NS 1 A 1 MX	🔒 Secure