dkhavenergi.dk

📜 Historical scan 2026-06-19 22:49:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dkhavenergi.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, marge.ns.cloudflare.com). It was registered on 11 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.188 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.dknyt.dk. 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 221ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
marge.ns.cloudflare.com	108.162.192.191 172.64.32.191 173.245.58.191 2606:4700:50::adf5:3abf 2803:f800:50::6ca2:c0bf 2a06:98c1:50::ac40:20bf	marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.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 159ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.79.188	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.27	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 225ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	300s	mail.dknyt.dk	57.129.84.158	flex29.flexnet.dk	AS16276 OVH SAS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.79.188
🔶 Autoconfig	104.21.79.188

🔷 AAAA Records (IPv6)#

2 records 242ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:931b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:4fbc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 272ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.79.188,172.67.147.27 ech=AEX+DQBBxQAgACDyYg1i/e0zUqcV9OWielLTCYkxwkA9aXhsLt+HvVibBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:931b,2606:4700:3034::6815:4fbc

📝 TXT Records#

2 records 567ms

TXT Record
google-site-verification=ACwKy_xABFZOsthrTQiH1a-Wc179aF7k0vYyAMnrsmY
v=spf1 mx a ~all

✉️ SPF#

Policy	Record (dkhavenergi.dk)
~all (soft fail)	v=spf1 mx a ~all

📨 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 2026-10-14 14:14:51

www	104.21.79.188 172.67.147.27 2606:4700:3035::6815:4fbc 2606:4700:3035::ac43:931b (AS13335) (address records, no CNAME)
www vs bare domain	Same network dkhavenergi.dk: 104.21.79.188 172.67.147.27 2606:4700:3035::6815:4fbc 2606:4700:3035::ac43:931b (AS13335) www.dkhavenergi.dk: 104.21.79.188 172.67.147.27 2606:4700:3035::6815:4fbc 2606:4700:3035::ac43:931b (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

1 records 279ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.dknyt.dk	DANE-EE · SPKI · SHA-256	226A8D5B2B5C9271BAC4893123143A55…

🔐 DNSSEC#

445ms

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

🏷️ SOA#

272ms

Field	Value
Serial	2406492771
Primary NS (MNAME)	dave.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 05:20:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-10-11
Expires	2027-10-31 (379d)

📋 WHOIS#

⏱️ Lookup Timing#

221ms

159ms

225ms

AAAA

242ms

TXT

567ms

CAA

200ms

HTTPS

272ms

TLSA

279ms

SOA

272ms

MTA-STS

268ms

DNSSEC

445ms

SRV

337ms

Total

3135ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 14:14:51	756ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-22 11:20:18	1246ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-18 22:35:28	1101ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 08:05:28	607ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 08:53:08	2922ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 07:01:36	907ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-19 00:36:59	1357ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-11 15:15:16	1084ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 21:09:03	998ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 04:50:05	1416ms	2 NS 2 A 1 MX	❓ Unknown
2026-06-19 22:49:19 shown	3135ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 03:45:23	508ms	2 NS 2 A 1 MX	🔓 Insecure