buildinggreen.dk

📜 Historical scan 2026-09-09 13:16:11 · ← 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 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 44ms

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 2052ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.44.125	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.199.191	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 70ms

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 67ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.44.125,172.67.199.191 ech=AEX+DQBBvQAgACAzNcWn/Opoeoj3ccwsTafOGZWEIAzmkw4JphQ7nIPVQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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#

116ms

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	2412217830
Primary NS (MNAME)	norah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

2052ms

53ms

AAAA

70ms

TXT

240ms

CAA

60ms

HTTPS

67ms

TLSA

69ms

SOA

0ms

MTA-STS

86ms

DNSSEC

116ms

SRV

109ms

Total

3125ms

🕐 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	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 shown	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