headenergygroup.dk

📜 Historical scan 2026-09-18 23:59:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

headenergygroup.dk is a .dk domain served by 2 nameservers (jack.ns.cloudflare.com, luciana.ns.cloudflare.com). It was registered on 3 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.74.214 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. The zone is DNSSEC-signed and validates, 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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
jack.ns.cloudflare.com	108.162.193.121 172.64.33.121 173.245.59.121 2606:4700:58::adf5:3b79 2803:f800:50::6ca2:c179 2a06:98c1:50::ac40:2179	jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com jack.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
luciana.ns.cloudflare.com	108.162.194.131 162.159.38.131 172.64.34.131 2606:4700:50::a29f:2683 2803:f800:50::6ca2:c283 2a06:98c1:50::ac40:2283	luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.ns.cloudflare.com luciana.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.74.214	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.163.103	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:a367	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:4ad6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 30ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.74.214,172.67.163.103 ech=AEX+DQBBWAAgACBafIEYbyFNzo4tc6QNo9PFb0jx/ERAgeTzvVF8WEWXdQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:a367,2606:4700:3037::6815:4ad6

📝 TXT Records#

1 records 180ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (headenergygroup.dk)
-all (hard fail)	v=spf1 -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 2026-10-23 10:43:39

www	104.21.74.214 172.67.163.103 2606:4700:3035::ac43:a367 2606:4700:3037::6815:4ad6 (AS13335) (address records, no CNAME)
www vs bare domain	Same network headenergygroup.dk: 104.21.74.214 172.67.163.103 2606:4700:3035::ac43:a367 2606:4700:3037::6815:4ad6 (AS13335) www.headenergygroup.dk: 104.21.74.214 172.67.163.103 2606:4700:3035::ac43:a367 2606:4700:3037::6815:4ad6 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2414929816
Primary NS (MNAME)	jack.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-23 11:00:28

Field	Value
Registrar	Domeneshop AS
Registered	2023-10-03
Expires	2027-10-02 (343d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

33ms

34ms

31ms

AAAA

38ms

TXT

180ms

CAA

35ms

HTTPS

30ms

TLSA

57ms

SOA

0ms

MTA-STS

57ms

DNSSEC

107ms

SRV

58ms

Total

1159ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 10:43:39	2775ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-19 12:09:17	653ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 09:56:18	667ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 09:49:33	1153ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-18 23:59:23 shown	1159ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-15 01:59:17	1365ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 23:37:13	603ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 02:04:59	1525ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 11:57:12	801ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-08 12:42:21	880ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-14 22:37:44	819ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 14:59:05	1542ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 14:17:32	799ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-22 10:56:51	1131ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 20:33:48	489ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 11:38:32	452ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 21:12:12	742ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:08:26	485ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 11:05:27	652ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 11:01:36	776ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 10:56:52	2904ms	3 NS 1 A 0 MX	🔒 Secure