ckuviborg.dk

📜 Historical scan 2026-06-24 23:26:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ckuviborg.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 29 August 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.95.251.10 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.dynamicsystems.dk, mx2.dynamicsystems.dk. The zone is DNSSEC-signed but currently fails validation, 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 258ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 220ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.95.251.10	3600s	—	AS48854	team.blue Denmark A/S	81.95.240.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 359ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.dynamicsystems.dk	81.95.243.24	—	AS48854 team.blue Denmark A/S
10	3600s	mx2.dynamicsystems.dk	81.95.243.24	—	AS48854 team.blue Denmark A/S

🔷 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 2026-10-12 13:09:23

www CNAME	hn-w-10.aar0.dk.hostnordic.com (all on hostnordic.com) → 81.95.241.89 (AS48854)
www vs bare domain	Same network ckuviborg.dk: 81.95.251.10 (AS48854) www.ckuviborg.dk: 81.95.241.89 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

402ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'ckuviborg.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

281ms

Field	Value
Serial	2023061501
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 09:44:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-08-29
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

258ms

220ms

359ms

AAAA

194ms

TXT

570ms

CAA

242ms

HTTPS

276ms

TLSA

240ms

SOA

281ms

MTA-STS

303ms

DNSSEC

402ms

SRV

331ms

Total

2608ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-26 19:51:15	628ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 19:44:41	514ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 23:26:45 shown	2608ms	2 NS 1 A 2 MX	⚠️ Bogus
2026-06-24 00:16:56	904ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 21:05:25	835ms	2 NS 1 A 2 MX	🔒 Secure