rf-udlejning.dk DNS records

🖥️ Nameservers2 records 41ms

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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.52	3600s	linux32.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records3 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rfudlejning-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 2a01:111:f403:ca48::c 52.101.68.10 52.101.68.29 52.101.73.1 52.101.73.11	mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.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
10	3600s	mx1.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S
20	3600s	mx2.dandomain.dk	46.36.209.11	mx2.dandomain.dk	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 150ms

TXT Record
MS=ms11352494
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rf-udlejning.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

🔗 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	2025101201
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

41ms

A

56ms

MX

54ms

AAAA

44ms

TXT

150ms

CAA

40ms

HTTPS

54ms

TLSA

190ms

SOA

0ms

MTA-STS

55ms

DNSSEC

79ms

SRV

62ms

Total

1009ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:22:08	1009ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-02 22:50:14	904ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-23 18:22:56	765ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-19 23:03:53	2923ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 18:45:40	4385ms	2 NS 1 A 3 MX	🔒 Secure	View