4energy.dk

📜 Historical scan 2026-08-29 23:21:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4energy.dk is a .dk domain served by 2 nameservers (eva.ns.cloudflare.com, rajeev.ns.cloudflare.com). It was registered on 16 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.180 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by 4energy-dk.mail.protection.outlook.com. 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 87ms

Nameserver	IP addresses	PTR	ASN / ISP
eva.ns.cloudflare.com	108.162.192.114 172.64.32.114 173.245.58.114 2606:4700:50::adf5:3a72 2803:f800:50::6ca2:c072 2a06:98c1:50::ac40:2072	eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com eva.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rajeev.ns.cloudflare.com	108.162.193.224 172.64.33.224 173.245.59.224 2606:4700:58::adf5:3be0 2803:f800:50::6ca2:c1e0 2a06:98c1:50::ac40:21e0	rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.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 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.180	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.122	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	4energy-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::a 52.101.103.140 52.101.68.25 52.101.73.19 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.207.122
🔶 Autoconfig	104.21.42.180

🔷 AAAA Records (IPv6)#

2 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2ab4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:cf7a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 93ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.180,172.67.207.122 ech=AEX+DQBBuQAgACAnF1Oi1qCMezTn1AEkUHOAtLbfBj5L/k5Nwtj0TEy6HAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2ab4,2606:4700:3032::ac43:cf7a

📝 TXT Records#

3 records 295ms

TXT Record
google-site-verification=2YsppxvsdmQxe_isyBMUBifMlKGuhnRHbAsOGeIvexc
MS=ms85783953
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (4energy.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-22 17:28:29

www	104.21.42.180 172.67.207.122 2606:4700:3030::6815:2ab4 2606:4700:3032::ac43:cf7a (AS13335) (address records, no CNAME)
www vs bare domain	Same network 4energy.dk: 104.21.42.180 172.67.207.122 2606:4700:3030::6815:2ab4 2606:4700:3032::ac43:cf7a (AS13335) www.4energy.dk: 104.21.42.180 172.67.207.122 2606:4700:3030::6815:2ab4 2606:4700:3032::ac43:cf7a (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-4energy-dk._domainkey.4energy630.k-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-4energy-dk._domainkey.4energy630.k-v1.dkim.mail.microsoft	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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.4energy.dk	ybuZnTCFqViUc01hu-7axOvsmgWZrJ_at_4UfPgMmRc
TXT	_acme-challenge.4energy.dk	zZiWgxVZtM9WZ9c_bbJhap5dc_I1f-WZrqPTK04iXIY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

184ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413423151
Primary NS (MNAME)	eva.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 11:58:24

Field	Value
Registrar	CURANET A/S
Registered	2025-12-16
Expires	2026-12-15 (53d)

📋 WHOIS#

⏱️ Lookup Timing#

87ms

67ms

91ms

AAAA

95ms

TXT

295ms

CAA

91ms

HTTPS

93ms

TLSA

748ms

SOA

0ms

MTA-STS

112ms

DNSSEC

184ms

SRV

144ms

Total

1897ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 17:28:29	1070ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-15 10:58:39	2239ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-09 17:33:25	1649ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 07:39:14	1497ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 22:26:07	1271ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 09:34:46	1990ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 23:21:46 shown	1897ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 12:59:24	1581ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-07 03:33:35	1996ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 18:56:10	10273ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 18:37:16	1043ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 16:57:05	1954ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:14:31	1589ms	2 NS 1 A 1 MX	🔒 Secure