danske-erhvervsskoler.dk

📜 Historical scan 2026-06-28 17:16:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

danske-erhvervsskoler.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 October 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.99.240.36 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by danskeerhvervsskoler-dk01e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 255ms

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 257ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.99.240.36	3600s	static.36.240.99.88.clients.your-server.de	AS24940	Hetzner Online GmbH	88.99.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 292ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	danskeerhvervsskoler-dk01e.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 52.101.68.0 52.101.68.3 52.101.73.16 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 608ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (danske-erhvervsskoler.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 2026-10-23 11:32:01

www	86.58.146.204 (AS47292) (address records, no CNAME)
www vs bare domain	Different networks danske-erhvervsskoler.dk: 88.99.240.36 (AS24940) www.danske-erhvervsskoler.dk: 86.58.146.204 (AS47292) (all like this)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

528ms

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

🏷️ SOA#

241ms

Field	Value
Serial	2026041201
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 2026-10-04 14:44:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-10-05
Expires	2027-10-31 (368d)

📋 WHOIS#

⏱️ Lookup Timing#

255ms

257ms

292ms

AAAA

197ms

TXT

608ms

CAA

244ms

HTTPS

233ms

TLSA

436ms

SOA

241ms

MTA-STS

270ms

DNSSEC

528ms

SRV

402ms

Total

1807ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 11:32:01	801ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 20:16:50	1364ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 09:45:44	1150ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 09:01:46	1210ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 08:05:50	1268ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 16:56:41	3824ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 12:02:21	2748ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 17:16:13 shown	1807ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 00:50:11	2169ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 00:31:14	733ms	2 NS 1 A 1 MX	🔒 Secure