crystalblue.dk

📜 Historical scan 2026-06-21 01:22:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crystalblue.dk is a .dk domain with no delegation in this scan. It was registered on 7 November 2004 (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 2026-10-16 17:44:11

www	46.30.215.98 2a02:2350:5:111:8016:944d:2f71:eeaa (AS51468) (address records, no CNAME)
www vs bare domain	Same network crystalblue.dk: 46.30.215.98 2a02:2350:5:111:8016:944d:2f71:eeaa (AS51468) www.crystalblue.dk: 46.30.215.98 2a02:2350:5:111:8016:944d:2f71:eeaa (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

477ms

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 2026-10-11 11:26:29

Field	Value
Registrar	ONE.COM A/S
Registered	2004-11-07
Expires	2026-11-30 (41d)

🔗 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#

172ms

203ms

161ms

AAAA

166ms

TXT

462ms

CAA

201ms

HTTPS

172ms

TLSA

18ms

SOA

172ms

MTA-STS

195ms

DNSSEC

477ms

SRV

227ms

Total

1128ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 17:44:11	370ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 17:12:59	1012ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 11:03:50	1571ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 10:14:10	356ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 06:00:12	603ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 10:53:32	2361ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 23:17:08	477ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 09:00:43	614ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 10:29:14	8971ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 20:39:50	1615ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 10:50:53	607ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 11:01:48	705ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 02:05:28	547ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 16:29:00	4595ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 01:22:33 shown	1128ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 20:23:54	1011ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 00:38:21	57312ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-16 23:05:28	2446ms	2 NS 1 A 0 MX	🔒 Secure