michaelwulff.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.123hotel.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.1.255.242	3600s	242.255.1.34.bc.googleusercontent.com	AS43515	Google Ireland Limited	34.1.224.0/19	🇳🇱 The Netherlands	Groningen

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	michaelwulff-dk.b-v1.mx.microsoft	2a01:111:f403:ca04::f 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 2a01:111:f403:ca48::8 52.101.209.153 52.101.68.10 52.101.68.18 52.101.73.2	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as9pr07cu00302.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 151ms

TXT Record
MS=ms21279100
v=spf1 a ip4:85.191.223.166/32 include:spf.protection.outlook.com a:wulffsolceller.dk ip4:94.231.103.9/32 include:spf-eu.emailsignatures365.com -all

✉️ SPF

Policy	Record (michaelwulff.dk)
-all (hard fail)	v=spf1 a ip4:85.191.223.166/32 include:spf.protection.outlook.com a:wulffsolceller.dk ip4:94.231.103.9/32 include:spf-eu.emailsignatures365.com -all

📨 DMARC

Policy	Record (_dmarc.michaelwulff.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@michaelwulff.dk;

📬 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 / DANE4 records 75ms

Service / Owner	Type	Cert association
SMTP _25._tcp.michaelwulff-dk.b-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.michaelwulff-dk.b-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.michaelwulff-dk.b-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.michaelwulff-dk.b-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…

🔐 DNSSEC102ms

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

🏷️ SOA0ms

Field	Value
Serial	2025121601
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@123hotel.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

37ms

A

30ms

MX

35ms

AAAA

44ms

TXT

151ms

CAA

72ms

HTTPS

45ms

TLSA

75ms

SOA

0ms

MTA-STS

63ms

DNSSEC

102ms

SRV

95ms

Total

746ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 06:45:50	746ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 00:00:19	1470ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 09:15:32	805ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 20:50:18	872ms	2 NS 1 A 1 MX	🔒 Secure	View