buildinggreen.dk

📜 Historical scan 2026-09-30 19:03:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buildinggreen.dk is a .dk domain served by 2 nameservers (norah.ns.cloudflare.com, yevgen.ns.cloudflare.com). It was registered on 3 July 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.44.125 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 40ms

Nameserver	IP addresses	PTR	ASN / ISP
norah.ns.cloudflare.com	108.162.194.70 162.159.38.70 172.64.34.70 2606:4700:50::a29f:2646 2803:f800:50::6ca2:c246 2a06:98c1:50::ac40:2246	norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yevgen.ns.cloudflare.com	108.162.195.223 162.159.44.223 172.64.35.223 2606:4700:58::a29f:2cdf 2803:f800:50::6ca2:c3df 2a06:98c1:50::ac40:23df	yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.ns.cloudflare.com yevgen.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 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.44.125	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.199.191	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2c7d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c7bf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.44.125,172.67.199.191 ech=AEX+DQBBiwAgACCLF6PJdl8GShbwHdy9bDUhXsYaw0Dzjw4BVz/THOM2FQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2c7d,2606:4700:3037::ac43:c7bf

📝 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 2026-10-13 11:36:30

www	104.21.44.125 172.67.199.191 2606:4700:3030::6815:2c7d 2606:4700:3037::ac43:c7bf (AS13335) (address records, no CNAME)
www vs bare domain	Same network buildinggreen.dk: 104.21.44.125 172.67.199.191 2606:4700:3030::6815:2c7d 2606:4700:3037::ac43:c7bf (AS13335) www.buildinggreen.dk: 104.21.44.125 172.67.199.191 2606:4700:3030::6815:2c7d 2606:4700:3037::ac43:c7bf (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

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

🏷️ SOA#

40ms

Field	Value
Serial	2415296337
Primary NS (MNAME)	norah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-19 13:48:31

Field	Value
Registrar	DANDOMAIN A/S
Registered	2019-07-03
Expires	2027-07-31 (284d)

🔗 Same registrant#

9 domains

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
bim-world.dk	ONE.COM A/S
bimworld-nordic.dk	ONE.COM A/S
bimworld.dk	ONE.COM A/S
buildforbiodiversity.dk	Punktum dk A/S (direct)
haandvaerkcph.dk	ONE.COM A/S
haandvaerkkbh.dk	ONE.COM A/S
håndværk-kbh.dk	ONE.COM A/S
håndværkcph.dk	ONE.COM A/S
håndværkmessen.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

40ms

62ms

47ms

AAAA

39ms

TXT

180ms

CAA

60ms

HTTPS

49ms

TLSA

52ms

SOA

40ms

MTA-STS

64ms

DNSSEC

74ms

SRV

76ms

Total

452ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 11:36:30	2125ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-08 01:00:08	567ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 19:03:21 shown	452ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 12:45:07	707ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 13:16:11	3125ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 13:26:36	9482ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-15 18:06:41	1012ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-21 00:47:31	2229ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-20 19:06:00	1004ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 17:42:42	329ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 17:41:01	511ms	2 NS 2 A 0 MX	🔓 Insecure