arkhus.dk

📜 Historical scan 2026-06-24 05:50:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arkhus.dk is a .dk domain with no delegation in this scan. It was registered on 2 November 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

🖥️

No NS records found

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 01:07:52

www CNAME	arkhus.dk (all on arkhus.dk) → 185.237.125.110 (AS210939)
www vs bare domain	Same network arkhus.dk: 185.237.125.110 (AS210939) www.arkhus.dk: 185.237.125.110 (AS210939)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-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-arkhus-dk._domainkey.arkhus.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-arkhus-dk._domainkey.arkhus.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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

468ms

Check	Result
Validation Status	Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown).
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-17 16:15:05

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-11-02
Expires	2026-11-30 (43d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

188ms

210ms

187ms

AAAA

184ms

TXT

488ms

CAA

212ms

HTTPS

201ms

TLSA

17ms

SOA

184ms

MTA-STS

219ms

DNSSEC

468ms

SRV

202ms

Total

1163ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:49:14	961ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 20:43:49	1057ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 01:19:59	1125ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 01:34:41	1167ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 22:43:17	819ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 14:36:48	3124ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 05:50:23 shown	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:52:55	1308ms	2 NS 1 A 1 MX	🔒 Secure