fkbolig.dk

📜 Historical scan 2026-06-24 00:41:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fkbolig.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 February 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.9 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 147ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.9	3600s	web125.123hotel.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

5 records 135ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.9.27 2a00:1450:4025:c03::1b	rc-in-f27.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 1274ms

TXT Record
google-site-verification=yvdSx78pCNF-ObRo48GnaJuLQkIBlanHHZJV0rJ2RRI
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (fkbolig.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 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 2026-10-10 19:55:26

www	185.21.40.9 (AS48854) (address records, no CNAME)
www vs bare domain	Same network fkbolig.dk: 185.21.40.9 (AS48854) www.fkbolig.dk: 185.21.40.9 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

785ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

166ms

Field	Value
Serial	2026032501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-06 03:00:05

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-02-18
Expires	2027-02-28 (133d)

📋 WHOIS#

⏱️ Lookup Timing#

106ms

147ms

135ms

AAAA

175ms

TXT

1274ms

CAA

167ms

HTTPS

182ms

TLSA

1122ms

SOA

166ms

MTA-STS

295ms

DNSSEC

785ms

SRV

376ms

Total

4491ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 02:51:55	527ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-01 02:13:21	1067ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-30 18:40:43	898ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-29 18:34:43	779ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 04:34:16	1366ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-16 04:09:28	5074ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-28 08:56:22	697ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 00:41:26 shown	4491ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-22 15:34:44	1106ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:14:03	978ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 04:37:12	3111ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 10:16:47	785ms	2 NS 1 A 5 MX	🔒 Secure