seniorhoejskolen.dk DNS records

🖥️ Nameservers2 records 521ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.23.177.66	3600s	mcb-c01.lynero.net	AS47527	DLX A/S	178.23.176.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	seniorhoejskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca48::a 52.101.68.16 52.101.73.12 52.101.73.15 52.101.73.153	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.8
🔶 Autoconfig	178.23.177.66

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 139ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:37.97.16.108 -all

✉️ SPF

Policy	Record (seniorhoejskolen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:37.97.16.108 -all

📨 DMARC

Policy	Record (_dmarc.seniorhoejskolen.dk)
p=none (monitor only)	v=DMARC1;p=none; 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

🔗 TLSA / DANE

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

🔐 DNSSEC79ms

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

🏷️ SOA0ms

Field	Value
Serial	2024093001
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

521ms

A

46ms

MX

35ms

AAAA

38ms

TXT

139ms

CAA

34ms

HTTPS

48ms

TLSA

600ms

SOA

0ms

MTA-STS

52ms

DNSSEC

79ms

SRV

54ms

Total

1606ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:25:52	1606ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 16:26:00	4662ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 07:13:39	914ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 01:47:41	907ms	2 NS 1 A 1 MX	🔒 Secure	View