byggefirma-overblik.dk

📜 Historical scan 2026-06-27 05:43:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggefirma-overblik.dk is a .dk domain served by 2 nameservers (alaric.ns.cloudflare.com, ruth.ns.cloudflare.com). It was registered on 12 July 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.57.230 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
alaric.ns.cloudflare.com	108.162.195.31 162.159.44.31 172.64.35.31 2606:4700:58::a29f:2c1f 2803:f800:50::6ca2:c31f 2a06:98c1:50::ac40:231f	alaric.ns.cloudflare.com alaric.ns.cloudflare.com alaric.ns.cloudflare.com alaric.ns.cloudflare.com alaric.ns.cloudflare.com alaric.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruth.ns.cloudflare.com	108.162.192.143 172.64.32.143 173.245.58.143 2606:4700:50::adf5:3a8f 2803:f800:50::6ca2:c08f 2a06:98c1:50::ac40:208f	ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.230	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.122	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:39e6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c17a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.230,172.67.193.122 ech=AEX+DQBBcQAgACC+FV9YDF/82RlBj95a5nVTwdo/fsw19TZwcJHKsNW4ZAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:39e6,2606:4700:3037::ac43:c17a

📝 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 00:49:25

www	104.21.57.230 172.67.193.122 2606:4700:3035::6815:39e6 2606:4700:3037::ac43:c17a (AS13335) (address records, no CNAME)
www vs bare domain	Same network byggefirma-overblik.dk: 104.21.57.230 172.67.193.122 2606:4700:3035::6815:39e6 2606:4700:3037::ac43:c17a (AS13335) www.byggefirma-overblik.dk: 104.21.57.230 172.67.193.122 2606:4700:3035::6815:39e6 2606:4700:3037::ac43:c17a (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

52ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

30ms

Field	Value
Serial	2406294842
Primary NS (MNAME)	alaric.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 09:24:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-07-12
Expires	2027-07-31 (276d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

45ms

AAAA

49ms

TXT

158ms

CAA

57ms

HTTPS

44ms

TLSA

46ms

SOA

30ms

MTA-STS

72ms

DNSSEC

52ms

SRV

57ms

Total

713ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 08:53:52	538ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-07 12:31:16	934ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 11:40:35	1151ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 22:59:59	706ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-05 20:52:09	911ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 05:43:51 shown	713ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 19:41:00	855ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 19:50:49	870ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 18:10:05	414ms	2 NS 2 A 0 MX	🔓 Insecure