holckenhavn.dk

📜 Historical scan 2026-06-17 13:16:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holckenhavn.dk is a .dk domain with no delegation in this scan. It 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 01:23:52

www	104.21.15.71 172.67.161.235 2606:4700:3033::ac43:a1eb 2606:4700:3037::6815:f47 (AS13335) (address records, no CNAME)
www vs bare domain	Same network holckenhavn.dk: 104.21.15.71 172.67.161.235 2606:4700:3033::ac43:a1eb 2606:4700:3037::6815:f47 (AS13335) www.holckenhavn.dk: 104.21.15.71 172.67.161.235 2606:4700:3033::ac43:a1eb 2606:4700:3037::6815:f47 (AS13335)
Wildcard	No

✍️ DKIM keys#

5 found

Selector	CNAME	Key
dkim	—	RSA · ~1024 bit below 2048 bit test mode
s1	s1.domainkey.u3979832.wl083.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u3979832.wl083.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-holckenhavn-dk._domainkey.holckenhavn.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-holckenhavn-dk._domainkey.holckenhavn.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#

116ms

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#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

63ms

70ms

40ms

AAAA

62ms

TXT

82ms

CAA

40ms

HTTPS

53ms

TLSA

12ms

SOA

49ms

MTA-STS

59ms

DNSSEC

116ms

SRV

0ms

Total

271ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 19:04:25	1473ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 18:12:33	939ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 17:14:11	937ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 21:12:50	1656ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 08:21:44	1539ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 08:04:33	2576ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 22:51:01	2310ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 05:02:39	1608ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 03:58:26	3060ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 02:53:16	2840ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 22:06:05	3872ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:16:34 shown	271ms	0 NS 0 A 0 MX	❓ Unknown