cphnorth.dk

📜 Historical scan 2026-08-04 00:30:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cphnorth.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 23 November 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.254.168.52 is hosted by Aarhus Business College (AS51073) in Denmark. Mail is handled by cphnorth-dk.mail.protection.outlook.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#

3 records 129ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records#

1 records 117ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.52	86400s	cphbusiness.dk ek.dk keanet.dk kompetence.kea.dk redirect.efif.dk	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Aarhus

📧 MX Records#

1 records 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cphnorth-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.68.29 52.101.73.24 52.101.73.30 52.101.73.4	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 677ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	webmail.efif.dk

📝 TXT Records#

4 records 592ms

TXT Record
Handelsskolen K\195\184benhavn Nord
MS=ms95322320
v=spf1 redirect=_spf.efif.dk
YXYV4xawmHSIF4+5FZxTTRCqcd7Ml/KNgtKffoSbzywJ1DvbHLPY20qTB8dEbFxImIPGr41nizat1NnLBlc4sQ==

✉️ SPF#

Policy	Record (cphnorth.dk)
redirect=_spf.efif.dk	v=spf1 redirect=_spf.efif.dk

📨 DMARC#

Policy	Record (_dmarc.cphnorth.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:analyze@efif.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 2026-10-17 10:47:57

www CNAME	redirect.efif.dk (all on efif.dk) → 195.254.168.52 (AS51073)
www vs bare domain	Same network cphnorth.dk: 195.254.168.52 (AS51073) www.cphnorth.dk: 195.254.168.52 (AS51073)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-cphnorth-dk._domainkey.efif.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-cphnorth-dk._domainkey.efif.onmicrosoft.com	RSA · ~1024 bit below 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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

163ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2014092598
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-17 11:16:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-11-23
Expires	2026-11-30 (43d)

🔗 Same registrant#

10 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
cphbusiness.dk	Punktum dk A/S (direct)
cphnord.dk	Punktum dk A/S (direct)
fortunkollegiet.dk	Punktum dk A/S (direct)
hsnord.dk	Punktum dk A/S (direct)
knord.dk	Punktum dk A/S (direct)
københavnnord.dk	Punktum dk A/S (direct)
u-shop01.dk	ONE.COM A/S
u-shop02.dk	ONE.COM A/S
u-shop11.dk	ONE.COM A/S
unord.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

129ms

117ms

AAAA

102ms

TXT

592ms

CAA

393ms

HTTPS

101ms

TLSA

138ms

SOA

0ms

MTA-STS

136ms

DNSSEC

163ms

SRV

677ms

Total

6994ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 10:47:57	1260ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 03:20:21	1224ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 23:25:53	1177ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 13:34:19	1528ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 12:59:52	1475ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 12:32:08	3046ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 12:12:12	2635ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 11:44:21	2078ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-13 01:19:17	2292ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 22:35:03	1999ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-05 03:07:00	729ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 16:57:39	1071ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-24 14:51:16	6971ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-22 09:45:28	9877ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 02:42:02	4408ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-10 13:33:34	3496ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-07 21:41:37	5656ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 01:31:45	2097ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-04 00:30:53 shown	6994ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-24 13:53:38	10058ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-21 08:39:12	3624ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-19 01:06:11	4481ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-12 16:34:56	2166ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-08 15:13:14	17589ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-04 23:48:50	6350ms	3 NS 1 A 1 MX	🔒 Secure