guldager-energi.dk

📜 Historical scan 2026-07-05 00:14:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

guldager-energi.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 November 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by guldagerenergi-dk02b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 276ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 229ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

1 records 235ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	guldagerenergi-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca09::c 52.101.68.5 52.101.68.8 52.101.73.11 52.101.73.2	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.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	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 574ms

TXT Record
MS=ms80312811
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:_custspf.one.com-all

✉️ SPF#

Policy	Record (guldager-energi.dk)
no all — incomplete SPF	v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:_custspf.one.com-all

📨 DMARC#

Policy	Record (_dmarc.guldager-energi.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 08:57:44

www CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network guldager-energi.dk: 23.227.38.65 (AS13335) www.guldager-energi.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: none

error include:_custspf.one.com-all has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
warn No "all" and no redirect: mail from unlisted servers gets a neutral result

🔗 TLSA / DANE#

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

🔐 DNSSEC#

442ms

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

🏷️ SOA#

292ms

Field	Value
Serial	2026061401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 13:13:53

Field	Value
Registrar	ONE.COM A/S
Registered	1998-11-03
Expires	2026-12-31 (67d)

🔗 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#

276ms

229ms

235ms

AAAA

295ms

TXT

574ms

CAA

290ms

HTTPS

235ms

TLSA

1450ms

SOA

292ms

MTA-STS

309ms

DNSSEC

442ms

SRV

348ms

Total

7657ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 08:57:44	472ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 13:02:21	1413ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 01:50:05	944ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 09:49:42	1099ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 09:41:44	1466ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 21:54:15	808ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 16:12:03	832ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 13:53:18	6480ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 00:44:37	6310ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 07:47:25	1827ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-05 00:14:49 shown	7657ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 09:09:22	727ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-20 22:32:33	1698ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:08:49	2403ms	2 NS 1 A 1 MX	🔒 Secure