energifyn.dk

📜 Historical scan 2026-09-17 22:50:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

energifyn.dk is a .dk domain served by 2 nameservers (arch.ns.cloudflare.com, kate.ns.cloudflare.com). It was registered on 28 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.20.34.40 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by energifyn-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
arch.ns.cloudflare.com	108.162.193.68 172.64.33.68 173.245.59.68 2606:4700:58::adf5:3b44 2803:f800:50::6ca2:c144 2a06:98c1:50::ac40:2144	arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.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 2039ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.20.34.40	298s	—	AS13335	Cloudflare, Inc.	104.20.0.0/18	—	—
172.66.175.177	298s	—	AS13335	Cloudflare, Inc.	172.66.160.0/20	—	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	energifyn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::a 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::a 52.101.103.140 52.101.68.12 52.101.68.8 52.101.91.153	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-matpr04cu00101.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	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:10::6814:2228	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:10::ac42:afb1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.20.34.40,172.66.175.177 ipv6hint=2606:4700:10::6814:2228,2606:4700:10::ac42:afb1

🔌 SRV Records#

1 records 101ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

11 records 209ms

TXT Record
00D680000047HcJ=1TBQD000000018z
00DQJ0000074ziT=1TBQJ00000001P7
7O1Dz5ws7+x6OHi7mZLBdvlZjH9idAb81OimX8/lFuuf5VdHrBHarV1SeLA6yqN/osztFaoGcZYNVP2HPTpiug==
apple-domain-verification=C6mCekq9a7qV0piE
atlassian-domain-verification=kpeXQIo4yiMmX6i2dwi6NxNsBmrStg29jSTZxpLDSIB2Pu6/TioYhFZURh0vYeA8
autodesk-domain-verification=v5RRMKCOgKqnng8C-ICd
ca3-97b65bea242e489782fb0474ecfc3b1e
facebook-domain-verification=nebhgdenq4qr69bi6e7uhr6jus03aw
iDbLN5UcQ7A7LmqI8UoIwfzW7mJynBSSxZiYieedJ8hy18kMYfbUA9QvkkGvn9sbfw4SNTrm7KD6pDXzASalvw==
SFMC--zM6OUZhSjX0TWNf-Y3CzjnQN4qPAeaGIxq84Vel
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:amazonses.com include:spf.cm.puzzel.com include:sendgrid.net include:emsd1.com include:_spf.eu.mailgun.org include:_spf.salesforce.com ip4:62.116.217.221 ip4:62.116.217.222 ip4:20.93.167.222 -all

✉️ SPF#

Policy	Record (energifyn.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:amazonses.com include:spf.cm.puzzel.com include:sendgrid.net include:emsd1.com include:_spf.eu.mailgun.org include:_spf.salesforce.com ip4:62.116.217.221 ip4:62.116.217.222 ip4:20.93.167.222 -all

📨 DMARC#

Policy	Record (_dmarc.energifyn.dk)
p=reject	v=DMARC1; p=reject; aspf=r; rua=mailto:dmarc_agg@vali.email;

📬 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 04:27:10

www	104.20.34.40 172.66.175.177 2606:4700:10::6814:2228 2606:4700:10::ac42:afb1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network energifyn.dk: 104.20.34.40 172.66.175.177 2606:4700:10::6814:2228 2606:4700:10::ac42:afb1 (AS13335) www.energifyn.dk: 104.20.34.40 172.66.175.177 2606:4700:10::6814:2228 2606:4700:10::ac42:afb1 (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

✍️ DKIM keys#

3 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
s1	—	RSA · ~1024 bit below 2048 bit
selector2	selector2-energifyn-dk._domainkey.energifyn365.onmicrosoft.com	RSA · ~1024 bit below 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: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.energifyn.dk	4wtGMe9_edWYVCu_VK5Y6D32ulL3cmyoAXTxW8uTsng
TXT	_acme-challenge.energifyn.dk	hmMacwcDEKfaffxrQr5XCEUfQUoIkaLEhsTkhuHVYec

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414640523
Primary NS (MNAME)	arch.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 04:41:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-28
Expires	2027-09-30 (347d)

🔗 Same registrant#

17 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
as-fyn.dk	Punktum dk A/S (direct)
asfyn.dk	Punktum dk A/S (direct)
barløsevind.dk	Punktum dk A/S (direct)
dit-elnet.dk	Punktum dk A/S (direct)
energi-fyn.dk	DANDOMAIN A/S
energifyn-citynet.dk	Punktum dk A/S (direct)
energifyn-nyborgnet.dk	Punktum dk A/S (direct)
energifynnet.dk	Punktum dk A/S (direct)
energifynsfonde.dk	Punktum dk A/S (direct)
fibernetfyn.dk	Punktum dk A/S (direct)
fiberweb.dk	Punktum dk A/S (direct)
fynsk-el.dk	Punktum dk A/S (direct)
fynsksupportel.dk	Punktum dk A/S (direct)
gasel.dk	Punktum dk A/S (direct)
kob-el.dk	Punktum dk A/S (direct)
kvartalsel.dk	Punktum dk A/S (direct)
voreselnet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

2039ms

49ms

AAAA

48ms

TXT

209ms

CAA

46ms

HTTPS

49ms

TLSA

1109ms

SOA

0ms

MTA-STS

57ms

DNSSEC

69ms

SRV

101ms

Total

4189ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 04:27:09	1354ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 10:47:15	864ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 22:00:16	1463ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 21:32:38	1584ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 19:28:23	1470ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 22:50:45 shown	4189ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-12 11:36:57	4231ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 20:30:14	1854ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 01:23:38	3085ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 03:38:23	1890ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-16 03:07:36	2123ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-09 19:50:03	4460ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-01 07:27:43	994ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 19:43:19	1741ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 07:20:51	1237ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 20:59:07	2453ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 03:14:14	1327ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 07:46:53	2584ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 07:30:30	776ms	2 NS 2 A 1 MX	🔒 Secure