sustainablebuild.dk

Records from scan: 2026-10-03 20:22:49 · 433ms total · last checked 2026-10-26 00:19 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sustainablebuild.dk is a .dk domain served by 2 nameservers (brit.ns.cloudflare.com, gerald.ns.cloudflare.com). It was registered on 8 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.95.168 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 our latest 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
brit.ns.cloudflare.com	108.162.192.78 172.64.32.78 173.245.58.78 2606:4700:50::adf5:3a4e 2803:f800:50::6ca2:c04e 2a06:98c1:50::ac40:204e	brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
gerald.ns.cloudflare.com	108.162.193.168 172.64.33.168 173.245.59.168 2606:4700:58::adf5:3ba8 2803:f800:50::6ca2:c1a8 2a06:98c1:50::ac40:21a8	gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.ns.cloudflare.com gerald.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
104.21.95.168	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.146.55	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:5fa8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:9237	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.95.168,172.67.146.55 ech=AEX+DQBBeQAgACDfZH+FIgtIbS0xT9eb9RbHqikRvXbrKA/q5+o+0II1GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5fa8,2606:4700:3032::ac43:9237

📝 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#

checked 2026-10-08 23:56:35

www	104.21.95.168 172.67.146.55 2606:4700:3030::6815:5fa8 2606:4700:3032::ac43:9237 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sustainablebuild.dk: 104.21.95.168 172.67.146.55 2606:4700:3030::6815:5fa8 2606:4700:3032::ac43:9237 (AS13335) www.sustainablebuild.dk: 104.21.95.168 172.67.146.55 2606:4700:3030::6815:5fa8 2606:4700:3032::ac43:9237 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2413853799
Primary NS (MNAME)	brit.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 20:58:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-06-08
Expires	2027-06-07 (223d)

🔗 Same registrant#

879 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
13z.dk	Punktum dk A/S (direct)
1feriebolig.dk	Punktum dk A/S (direct)
1hg.dk	Punktum dk A/S (direct)
1net.dk	Punktum dk A/S (direct)
1outlets.dk	Punktum dk A/S (direct)
2convert.dk	Punktum dk A/S (direct)
2venture.dk	Punktum dk A/S (direct)
2wheels1world.dk	Punktum dk A/S (direct)
365online.dk	Punktum dk A/S (direct)
3up.dk	Punktum dk A/S (direct)
60dage.dk	Punktum dk A/S (direct)
7kabaler.dk	Punktum dk A/S (direct)
99s.dk	Punktum dk A/S (direct)
aabne-samlinger.dk	Punktum dk A/S (direct)
aarhus-gulvservice.dk	Punktum dk A/S (direct)
abcu.dk	Punktum dk A/S (direct)
ac-fan.dk	Punktum dk A/S (direct)
acaao.dk	Punktum dk A/S (direct)
acoustudio.dk	Punktum dk A/S (direct)
addvaleur.dk	Punktum dk A/S (direct)
admaker.dk	Punktum dk A/S (direct)
agatplus.dk	Punktum dk A/S (direct)
agentcherub.dk	Punktum dk A/S (direct)
agrifish.dk	Punktum dk A/S (direct)
ai-linkbuilding.dk	dns.services ApS
airgaze.dk	Punktum dk A/S (direct)
aktie-anbefalinger.dk	Punktum dk A/S (direct)
aktie-app.dk	Punktum dk A/S (direct)
aktie-udbytte.dk	Punktum dk A/S (direct)
aktionslaering.dk	Punktum dk A/S (direct)
allelinks.dk	Punktum dk A/S (direct)
almende.dk	Punktum dk A/S (direct)
alt-om-hverdagen.dk	Punktum dk A/S (direct)
amagerlinedancers.dk	Punktum dk A/S (direct)
amda.dk	Punktum dk A/S (direct)
amerikanske-aktier.dk	Punktum dk A/S (direct)
anbefalet-kæledyrsudstyr.dk	Punktum dk A/S (direct)
anbefalet-udstyr-til-kæledyr.dk	Punktum dk A/S (direct)
anetteqvick.dk	Punktum dk A/S (direct)
anjadahlgaard.dk	Punktum dk A/S (direct)
annesofieholm.dk	Punktum dk A/S (direct)
annettekruse.dk	Punktum dk A/S (direct)
antikhuset.dk	Punktum dk A/S (direct)
apfel-hk.dk	Punktum dk A/S (direct)
aplodesign.dk	Punktum dk A/S (direct)
appsdevelopment.dk	Punktum dk A/S (direct)
armaspeed.dk	Punktum dk A/S (direct)
artikel-linkbuilding.dk	dns.services ApS
artstra.dk	Punktum dk A/S (direct)
asmussenonline.dk	Punktum dk A/S (direct)
atmosphaera.dk	Punktum dk A/S (direct)
atterbakken.dk	Punktum dk A/S (direct)
autooffer.dk	Punktum dk A/S (direct)
autostol-9-36-kg.dk	Punktum dk A/S (direct)
awshosting.dk	Punktum dk A/S (direct)
babymode.dk	Punktum dk A/S (direct)
babyspejl.dk	Punktum dk A/S (direct)
bachblomsterremedier.dk	Punktum dk A/S (direct)
bagemåtte.dk	Punktum dk A/S (direct)
bagepapir.dk	Punktum dk A/S (direct)
bakuri.dk	Punktum dk A/S (direct)
banke-banke-paa-jokes.dk	Punktum dk A/S (direct)
basiclearning.dk	Punktum dk A/S (direct)
basicwallpapers.dk	Punktum dk A/S (direct)
basis-bolig.dk	Punktum dk A/S (direct)
bballzone.dk	Punktum dk A/S (direct)
beautyteam.dk	Punktum dk A/S (direct)
bedside-crib.dk	Punktum dk A/S (direct)
bedste-feriebyer.dk	Punktum dk A/S (direct)
bedste-hudpleje.dk	Punktum dk A/S (direct)
bedste-kæledyrsudstyr.dk	Punktum dk A/S (direct)
bedste-linkbuilding.dk	dns.services ApS
bedste-personlig-pleje.dk	Punktum dk A/S (direct)
bedste-træningsudstyr.dk	Punktum dk A/S (direct)
bedste-træningsøvelser.dk	Punktum dk A/S (direct)
belysningsmaterial.dk	Punktum dk A/S (direct)
bestinclass.dk	Punktum dk A/S (direct)
betapp.dk	Punktum dk A/S (direct)
bezh.dk	Punktum dk A/S (direct)
bi-esport.dk	Punktum dk A/S (direct)
billig-bil.dk	Punktum dk A/S (direct)
billig-ferie-i-udlandet.dk	Punktum dk A/S (direct)
billig-hudpleje.dk	Punktum dk A/S (direct)
billig-håndværker.dk	Punktum dk A/S (direct)
billig-håndværkerhjælp.dk	Punktum dk A/S (direct)
billig-linkbuilding-service-i-danmark.dk	dns.services ApS
billig-mode.dk	Punktum dk A/S (direct)
billig-personlig-pleje.dk	Punktum dk A/S (direct)
billige-designermøbler.dk	Punktum dk A/S (direct)
billige-plejeprodukter.dk	Punktum dk A/S (direct)
billigt-kæledyrsudstyr.dk	Punktum dk A/S (direct)
billigt-sportstøj.dk	Punktum dk A/S (direct)
billigt-træningsudstyr.dk	Punktum dk A/S (direct)
billigt-tøj-online.dk	Punktum dk A/S (direct)
biludlejningkreta.dk	Punktum dk A/S (direct)
biomega.dk	Punktum dk A/S (direct)
biovino.dk	Punktum dk A/S (direct)
bisstream.dk	Punktum dk A/S (direct)
bjergesoehus.dk	Punktum dk A/S (direct)
bkvietnam.dk	Punktum dk A/S (direct)

Showing 100 of 879.

📋 WHOIS#

⏱️ Lookup Timing#

32ms

45ms

AAAA

33ms

TXT

185ms

CAA

34ms

HTTPS

42ms

TLSA

43ms

SOA

35ms

MTA-STS

48ms

DNSSEC

73ms

SRV

60ms

Total

433ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 20:22:49 shown	433ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 00:18:48	443ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 16:42:26	1350ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 16:36:56	1128ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 17:02:05	1481ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 07:16:16	954ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 23:05:55	2010ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 02:33:50	2524ms	4 NS 1 A 1 MX	⚠️ Bogus
2026-06-20 07:27:29	1378ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-19 20:22:38	4522ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-19 09:13:56	853ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 18:48:32	915ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 23:09:06	877ms	4 NS 1 A 1 MX	🔓 Insecure