cleantechenergy.dk

📜 Historical scan 2026-06-20 08:26:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleantechenergy.dk is a .dk domain served by 2 nameservers (hattie.ns.cloudflare.com, jakub.ns.cloudflare.com). It was registered on 30 June 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.194 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 321ms

Nameserver	IP addresses	PTR	ASN / ISP
hattie.ns.cloudflare.com	108.162.194.172 162.159.38.172 172.64.34.172 2606:4700:50::a29f:26ac 2803:f800:50::6ca2:c2ac 2a06:98c1:50::ac40:22ac	hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jakub.ns.cloudflare.com	108.162.195.85 162.159.44.85 172.64.35.85 2606:4700:58::a29f:2c55 2803:f800:50::6ca2:c355 2a06:98c1:50::ac40:2355	jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.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 294ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.79.194	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.5	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.79.194
🔶 Autoconfig	104.21.79.194

🔷 AAAA Records (IPv6)#

2 records 243ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:ab05	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:4fc2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 328ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.79.194,172.67.171.5 ech=AEX+DQBB7QAgACBc7rhY1/z+KUvvg6fnbeaCNDOydik5ZcsYhoZ5+dkIIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:ab05,2606:4700:3035::6815:4fc2

📝 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 2026-10-19 09:17:19

www	104.21.79.194 172.67.171.5 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cleantechenergy.dk: 188.114.96.1 188.114.97.1 2606:4700:3032::ac43:ab05 2606:4700:3035::6815:4fc2 (AS13335) www.cleantechenergy.dk: 104.21.79.194 172.67.171.5 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

469ms

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

🏷️ SOA#

147ms

Field	Value
Serial	2403900793
Primary NS (MNAME)	hattie.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 09:48:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-06-30
Expires	2027-06-30 (253d)

🔗 Same registrant#

83 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
billigsmoreolie.dk	Punktum dk A/S (direct)
biobraendstof.dk	Punktum dk A/S (direct)
biobrændstof.dk	Punktum dk A/S (direct)
brinttank.dk	Punktum dk A/S (direct)
brinttankstation.dk	Punktum dk A/S (direct)
cleantechpower.dk	Punktum dk A/S (direct)
danskvarmeservice.dk	Punktum dk A/S (direct)
dieselline.dk	Punktum dk A/S (direct)
dk-plus.dk	Punktum dk A/S (direct)
dkplus.dk	Punktum dk A/S (direct)
elektron.dk	Punktum dk A/S (direct)
fluid-partner.dk	Punktum dk A/S (direct)
fluidpartner.dk	Punktum dk A/S (direct)
foeniksbyen2.dk	Punktum dk A/S (direct)
fyns-naturvarme.dk	Punktum dk A/S (direct)
fyns-varmepumpe-center.dk	Punktum dk A/S (direct)
fyns-varmepumpe.dk	Punktum dk A/S (direct)
fyns-varmepumpecenter.dk	Punktum dk A/S (direct)
fynsnaturvarme.dk	Punktum dk A/S (direct)
fynsvarmepumpecenter.dk	Punktum dk A/S (direct)
gasservice.dk	Punktum dk A/S (direct)
grønmethanol.dk	Punktum dk A/S (direct)
h2station.dk	Punktum dk A/S (direct)
h2tank.dk	Punktum dk A/S (direct)
h2tankstation.dk	Punktum dk A/S (direct)
ivt-service.dk	Punktum dk A/S (direct)
ivtservice.dk	Punktum dk A/S (direct)
ladeudsigten.dk	Punktum dk A/S (direct)
lygas-energiservice.dk	Punktum dk A/S (direct)
lygasmobil.dk	Punktum dk A/S (direct)
lygasservice.dk	Punktum dk A/S (direct)
methanol.dk	Punktum dk A/S (direct)
methanolstander.dk	Punktum dk A/S (direct)
methanolstation.dk	Punktum dk A/S (direct)
methanoltank.dk	Punktum dk A/S (direct)
methanoltankstation.dk	Punktum dk A/S (direct)
mobil-ok.dk	Punktum dk A/S (direct)
nemmereesg.dk	Punktum dk A/S (direct)
ok-analyse.dk	Punktum dk A/S (direct)
ok-benzin.dk	Punktum dk A/S (direct)
ok-diesel.dk	Punktum dk A/S (direct)
ok-energi.dk	Punktum dk A/S (direct)
ok-energiservice.dk	Punktum dk A/S (direct)
ok-fluid-partner.dk	Punktum dk A/S (direct)
ok-forbrug.dk	Punktum dk A/S (direct)
ok-gas.dk	Punktum dk A/S (direct)
ok-gasservice.dk	Punktum dk A/S (direct)
ok-guide.dk	Punktum dk A/S (direct)
ok-laekagesporing.dk	Punktum dk A/S (direct)
ok-lækagesøgning.dk	Punktum dk A/S (direct)
ok-mobil.dk	Punktum dk A/S (direct)
ok-olie.dk	Punktum dk A/S (direct)
ok-plus.dk	Punktum dk A/S (direct)
ok-simpli.dk	Punktum dk A/S (direct)
ok-sport.dk	Punktum dk A/S (direct)
ok-varmepumper.dk	Punktum dk A/S (direct)
ok.dk	Punktum dk A/S (direct)
okapp.dk	Punktum dk A/S (direct)
okbenzin.dk	Punktum dk A/S (direct)
okdiesel.dk	Punktum dk A/S (direct)
okenergi.dk	Punktum dk A/S (direct)
okenergiservice.dk	Punktum dk A/S (direct)
okgas-edi.dk	Punktum dk A/S (direct)
okgasservice.dk	Punktum dk A/S (direct)
okguide.dk	Punktum dk A/S (direct)
okinfo.dk	Punktum dk A/S (direct)
oklaekagesoegning.dk	Punktum dk A/S (direct)
oklaekagesporing.dk	Punktum dk A/S (direct)
oklækagesøgning.dk	Punktum dk A/S (direct)
okplus.dk	Punktum dk A/S (direct)
oksimpli.dk	Punktum dk A/S (direct)
oksport.dk	Punktum dk A/S (direct)
okvarmepumpeservice.dk	Punktum dk A/S (direct)
okviden.dk	Punktum dk A/S (direct)
salgsboksen.dk	Punktum dk A/S (direct)
service24-7.dk	Punktum dk A/S (direct)
solceller-ok.dk	Punktum dk A/S (direct)
tankbenzin.dk	Punktum dk A/S (direct)
tankbrint.dk	Punktum dk A/S (direct)
tankdiesel.dk	Punktum dk A/S (direct)
tankmethanol.dk	Punktum dk A/S (direct)
tankmonitoring.dk	Punktum dk A/S (direct)
z-up.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

321ms

294ms

143ms

AAAA

243ms

TXT

568ms

CAA

146ms

HTTPS

328ms

TLSA

232ms

SOA

147ms

MTA-STS

197ms

DNSSEC

469ms

SRV

328ms

Total

2012ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 09:17:19	2537ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-22 11:13:18	615ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-15 15:06:39	1215ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 07:43:37	9479ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-20 22:15:52	2349ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-17 23:14:00	911ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 10:24:48	846ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 08:26:34 shown	2012ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 21:16:13	431ms	2 NS 2 A 0 MX	🔓 Insecure