byggefaellesskaber.dk

📜 Historical scan 2026-06-24 19:55:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggefaellesskaber.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 13 March 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 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#

4 records 242ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 295ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 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 2026-10-24 12:18:20

www	94.231.103.100 (AS48854) (address records, no CNAME)
www vs bare domain	Same network byggefaellesskaber.dk: 94.231.103.100 (AS48854) www.byggefaellesskaber.dk: 94.231.103.100 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

476ms

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

🏷️ SOA#

201ms

Field	Value
Serial	2022010200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 00:54:23

Field	Value
Registrar	Simply.com A/S
Registered	2017-03-13
Expires	2027-03-31 (155d)

📋 WHOIS#

⏱️ Lookup Timing#

242ms

295ms

244ms

AAAA

230ms

TXT

534ms

CAA

293ms

HTTPS

267ms

TLSA

160ms

SOA

201ms

MTA-STS

307ms

DNSSEC

476ms

SRV

372ms

Total

2676ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 12:18:20	347ms	4 NS 1 A 0 MX	🔒 Secure
2026-10-03 00:03:31	401ms	4 NS 1 A 0 MX	🔒 Secure
2026-10-02 00:44:05	1756ms	4 NS 1 A 0 MX	🔒 Secure
2026-10-01 00:26:41	588ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-12 03:54:03	369ms	4 NS 1 A 0 MX	🔒 Secure
2026-08-26 17:31:55	582ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-30 18:55:39	512ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-24 19:55:41 shown	2676ms	4 NS 1 A 0 MX	⚠️ Bogus
2026-06-24 07:08:28	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 00:44:34	486ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-16 18:10:49	412ms	4 NS 1 A 0 MX	🔒 Secure