cirkulærmursten.dk xn--cirkulrmursten-5ib.dk

📜 Historical scan 2026-06-23 14:09:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cirkulærmursten.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 23 December 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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 196ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 343ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	3600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	212.237.249.17
🔶 Autoconfig	212.237.249.17

🔷 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 2026-10-11 08:45:25

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network cirkulærmursten.dk: 212.237.249.17 (AS48854) www.cirkulærmursten.dk: 212.237.249.17 (AS48854)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

413ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxdomain

🏷️ SOA#

302ms

Field	Value
Serial	2022122304
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-24 06:26:54

Field	Value
Registrar	DANDOMAIN A/S
Registered	2022-12-23
Expires	2026-12-22 (57d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
brick-cycling.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

196ms

343ms

215ms

AAAA

207ms

TXT

645ms

CAA

200ms

HTTPS

187ms

TLSA

163ms

SOA

302ms

MTA-STS

280ms

DNSSEC

413ms

SRV

331ms

Total

2294ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 15:47:37	404ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-16 05:51:41	369ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-27 16:17:22	450ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-04 16:29:14	2834ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 14:09:24 shown	2294ms	2 NS 1 A 0 MX	⚠️ Bogus
2026-06-23 01:32:00	420ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 20:55:29	2286ms	2 NS 1 A 0 MX	🔒 Secure