hsskyen.dk DNS records

🖥️ Nameservers3 records 93ms

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 Records1 records 97ms

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	Aarhus

📧 MX Records2 records 133ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	1fd281ca6973ce9397e25c71a074cb.mail.outlook.com	2a01:111:f403:c903::3 2a01:111:f403:f902::1 2a01:111:f403:f908::2 2a01:111:f403:f909::6 52.101.10.5 52.101.40.1 52.101.41.26 52.101.50.1	mail-mw2pr02cu00503.inbound.protection.outlook.com mail-bl2pr02cu00101.inbound.protection.outlook.com mail-bn8pr05cu00102.inbound.protection.outlook.com mail-bn3pr04cu00106.inbound.protection.outlook.com mail-bn6pr04cu00105.inbound.protection.outlook.com mail-cy4pr03cu00101.inbound.protection.outlook.com mail-sj0pr03cu01702.inbound.protection.outlook.com mail-co1pr05cu00401.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 Records1 records 282ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC252ms

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

🏷️ SOA0ms

Field	Value
Serial	2012012430
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

93ms

A

97ms

MX

133ms

AAAA

119ms

TXT

282ms

CAA

143ms

HTTPS

118ms

TLSA

128ms

SOA

0ms

MTA-STS

150ms

DNSSEC

252ms

SRV

140ms

Total

1744ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:17:03	1744ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 18:47:58	1020ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-25 09:52:23	3751ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-19 00:58:00	6173ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 16:02:06	9183ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-12 18:15:22	4044ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-09 00:07:05	6980ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-07 06:16:03	2698ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-31 06:53:15	10464ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-27 02:10:02	1299ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 18:38:47	2285ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-21 10:03:12	6999ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-16 13:54:35	8957ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-15 12:41:02	1490ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-14 09:32:54	2927ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-10 07:35:32	963ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-05 19:57:09	9120ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-04 17:44:44	3922ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-29 00:11:29	716ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 21:40:58	8712ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 15:06:49	272ms	0 NS 0 A 0 MX	❓ Unknown	View