hsskyen.dk

📜 Historical scan 2026-09-14 17:58:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hsskyen.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 16 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.254.168.117 is hosted by Aarhus Business College (AS51073) in Denmark. Mail is handled by 1fd281ca6973ce9397e25c71a074cb.mail.outlook.com, 1fd281ca6973ce9397e25c71a074cb.msv1.invalid. 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#

3 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records#

1 records 421ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.117	86400s	hogym-print01.hogym.dk	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Højbjerg

📧 MX Records#

2 records 20ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	1fd281ca6973ce9397e25c71a074cb.mail.outlook.com	2a01:111:f403:c902::2 2a01:111:f403:c902::4 2a01:111:f403:c946::3 2a01:111:f403:f802:: 52.101.41.125 52.101.41.201 52.101.41.22 52.101.50.13	mail-sj0pr03cu01602.inbound.protection.outlook.com mail-sj0pr03cu01504.inbound.protection.outlook.com mail-ch0pr04cu00603.inbound.protection.outlook.com mail-byapr05cu00400.inbound.protection.outlook.com mail-byapr05cu00605.inbound.protection.outlook.com mail-byapr03cu00201.inbound.protection.outlook.com mail-sj2pr05cu00406.inbound.protection.outlook.com mail-mw2pr02cu00605.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
40	86400s	1fd281ca6973ce9397e25c71a074cb.msv1.invalid	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1580ms

TXT Record
Handelsskolen Silkeborg

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-24 11:11:16

www CNAME	hss-web.efif.dk (all on efif.dk) → 195.254.168.117 (AS51073)
www vs bare domain	Same network hsskyen.dk: 195.254.168.117 (AS51073) www.hsskyen.dk: 195.254.168.117 (AS51073)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms

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

Key type	Algorithm	Public key
KSK	ECDSA P-384/SHA-384	Mcg+7NyylxFNQrAavLbn3ELgK1JffrRMGR73l6X2…
KSK	ECDSA P-384/SHA-384	7CR4nhWNypYtBPi74aqFukRxsZDMADxGAjtonkdJ…
KSK	ECDSA P-384/SHA-384	ksHUk+YoDhgSnlC2LLCN4XerXj6EPmN/lnn4Hfy6…
ZSK	ECDSA P-384/SHA-384	nzyXAZptVquRWc0TAu3mRS+yKcbrqhDEX8/EdoPQ…
ZSK	ECDSA P-384/SHA-384	jriVmlSIAbbCtGMo7YPTOoNWiOmfHLGSAKkhGHeY…

🏷️ SOA#

12ms

Field	Value
Serial	2012012434
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-19 20:44:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-07-16
Expires	2027-07-31 (279d)

🔗 Same registrant#

13 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
c360.dk	Punktum dk A/S (direct)
college360.dk	Punktum dk A/S (direct)
handelsskolen-silkeborg.dk	Punktum dk A/S (direct)
handelsskolensilkeborg.dk	Punktum dk A/S (direct)
hssilke.dk	Punktum dk A/S (direct)
hssilkeborg.dk	Punktum dk A/S (direct)
kursuscenteret.dk	Punktum dk A/S (direct)
learnsilkeborg.dk	Punktum dk A/S (direct)
piu-sekretariatet.dk	Punktum dk A/S (direct)
piu.dk	Punktum dk A/S (direct)
silkeborg-handelsskole.dk	Punktum dk A/S (direct)
silkeborghs.dk	Punktum dk A/S (direct)
silkehs.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

23ms

421ms

20ms

AAAA

51ms

TXT

1580ms

CAA

5ms

HTTPS

48ms

TLSA

217ms

SOA

12ms

MTA-STS

3ms

DNSSEC

132ms

SRV

0ms

Total

14684ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 11:11:16	1964ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-20 01:50:31	1637ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-14 20:40:34	1258ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-13 19:52:28	524ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-09 13:21:05	772ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-08 15:00:26	1350ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-06 14:17:51	794ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-02 13:23:12	415ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-28 12:58:47	2867ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-27 12:38:47	3265ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 11:52:24	3003ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-16 23:50:58	2055ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-14 17:58:37 shown	14684ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-13 10:30:38	686ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-06 18:28:26	2000ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-30 17:17:03	1744ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-26 18:47:58	1020ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-25 09:52:23	3751ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-19 00:58:00	6173ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-16 16:02:06	9183ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-12 18:15:22	4044ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-09 00:07:05	6980ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-07 06:16:03	2698ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-31 06:53:15	10464ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-27 02:10:02	1299ms	3 NS 1 A 2 MX	🔒 Secure