boligkatalog.dk

📜 Historical scan 2026-09-25 14:25:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

boligkatalog.dk is a .dk domain served by 2 nameservers (linda.ns.cloudflare.com, mario.ns.cloudflare.com). It was registered on 12 May 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.60.81 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mario.ns.cloudflare.com	108.162.193.203 172.64.33.203 173.245.59.203 2606:4700:58::adf5:3bcb 2803:f800:50::6ca2:c1cb 2a06:98c1:50::ac40:21cb	mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.60.81	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.60	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3c51	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:c23c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.60.81,172.67.194.60 ech=AEX+DQBB6QAgACCbhJoDuXiT0v7o2x7cF53w7EfDWpJARivpq7Qkr5eWUwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3c51,2606:4700:3035::ac43:c23c

📝 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 2026-10-10 07:20:07

www	104.21.60.81 172.67.194.60 2606:4700:3033::6815:3c51 2606:4700:3035::ac43:c23c (AS13335) (address records, no CNAME)
www vs bare domain	Same network boligkatalog.dk: 104.21.60.81 172.67.194.60 2606:4700:3033::6815:3c51 2606:4700:3035::ac43:c23c (AS13335) www.boligkatalog.dk: 104.21.60.81 172.67.194.60 2606:4700:3033::6815:3c51 2606:4700:3035::ac43:c23c (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.boligkatalog.dk	IH_c5TUCHZRXu8i8oXlSmzwPKwNyJqRz61MZGBPOU5A
TXT	_acme-challenge.boligkatalog.dk	LlzL6gJRhJchmYhjK-Mt6edU_yV4QO1tyqg5xgeB2NA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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	2415777306
Primary NS (MNAME)	linda.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-27 09:22:46

Field	Value
Registrar	Obsidian Digital A/S
Registered	2022-05-12
Expires	2027-05-11 (196d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

37ms

36ms

AAAA

36ms

TXT

168ms

CAA

34ms

HTTPS

38ms

TLSA

47ms

SOA

0ms

MTA-STS

48ms

DNSSEC

112ms

SRV

50ms

Total

545ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 14:39:30	566ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 14:25:57 shown	545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-07 20:33:49	1188ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-27 09:22:19	17346ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-12 03:13:47	1364ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 21:00:46	1633ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 04:18:25	967ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 15:40:50	442ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 15:40:24	510ms	2 NS 2 A 0 MX	🔓 Insecure