ryhojskole.dk DNS records

🖥️ Nameservers2 records 86ms

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 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.43	30s	linux23.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ryhojskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.68.0 52.101.68.12 52.101.73.22 52.101.73.4	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.101.27.80

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 295ms

TXT Record
google-site-verification=5QnnMYflvyBmf--VzVV7tOfeZEqgeEOAbL9-w_OmVTQ
MS=ms31662347
v=spf1 include:spf.protection.outlook.com include:spf.dandomain.dk -all

✉️ SPF

Policy	Record (ryhojskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.dandomain.dk -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

🔗 TLSA / DANE

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

🔐 DNSSEC234ms

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

🏷️ SOA0ms

Field	Value
Serial	2026070601
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

86ms

A

91ms

MX

89ms

AAAA

94ms

TXT

295ms

CAA

89ms

HTTPS

96ms

TLSA

105ms

SOA

0ms

MTA-STS

52ms

DNSSEC

234ms

SRV

8076ms

Total

8975ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-21 22:43:35	8975ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 10:20:19	8798ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 00:41:36	1316ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 19:33:18	945ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-07 02:00:55	1546ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 11:04:48	1004ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 08:41:55	1295ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 01:25:00	1860ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:01:27	886ms	2 NS 1 A 1 MX	🔒 Secure	View