buildinggreen.dk

📜 Historical scan 2026-06-16 17:42:42 · ← 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 68ms

Nameserver	IP addresses	PTR	ASN / ISP
norah.ns.cloudflare.com	—	—	—
yevgen.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 34ms

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

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:2c7d	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c7bf	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.44.125,172.67.199.191 ech=AEX+DQBB6gAgACBAk7biNGguDhfElDNDlBhA4bndbZdx+H8iOS6FUr6nJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::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#

59ms

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

🏷️ SOA#

54ms

Field	Value
Serial	2407103557
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#

68ms

34ms

54ms

AAAA

40ms

TXT

95ms

CAA

36ms

HTTPS

32ms

TLSA

53ms

SOA

54ms

MTA-STS

67ms

DNSSEC

59ms

SRV

0ms

Total

329ms

🕐 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	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 shown	329ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 17:41:01	511ms	2 NS 2 A 0 MX	🔓 Insecure