siblu.dk

📜 Historical scan 2026-09-01 13:33:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

siblu.dk is a .dk domain served by 2 nameservers (ns1.prodomaines.com, ns2.prodomaines.com). It was registered on 13 June 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.193.0.73 is hosted by Ans Academy Limited (AS61323) in United Kingdom. The zone is not DNSSEC-signed, 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.prodomaines.com	193.169.64.191	ns1.prodomaines.com	AS16347 ADISTA SAS
ns2.prodomaines.com	193.169.64.192	ns2.prodomaines.com	AS16347 ADISTA SAS

🌍 A Records#

1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
31.193.0.73	3600s	31.193.0.73.srvlist.ukfast.net	AS61323	Ans Academy Limited	31.193.0.0/20	🇬🇧 United Kingdom	—

📧 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 2026-10-09 11:24:48

www	31.193.0.73 (AS61323) (address records, no CNAME)
www vs bare domain	Same network siblu.dk: 31.193.0.73 (AS61323) www.siblu.dk: 31.193.0.73 (AS61323)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9102ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2021072159
Primary NS (MNAME)	ns1.prodomaines.com
Responsible (RNAME)	dns-contact@systonic.fr
Refresh	86400s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 08:00:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-06-13
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

71ms

69ms

AAAA

64ms

TXT

421ms

CAA

79ms

HTTPS

71ms

TLSA

435ms

SOA

0ms

MTA-STS

131ms

DNSSEC

9102ms

SRV

121ms

Total

11384ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:24:48	4140ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-29 16:29:11	3310ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-01 13:33:05 shown	11384ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-27 20:07:33	5143ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-27 07:40:14	3018ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-27 14:56:07	3191ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-26 13:54:46	14420ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-23 03:01:22	996ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-18 12:49:51	2762ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 11:31:23	4888ms	2 NS 1 A 0 MX	🔓 Insecure