michaelwulff.dk

📜 Historical scan 2026-09-30 21:40:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

michaelwulff.dk is a .dk domain served by 2 nameservers (curns01.dnsadmin.dk, curns02.dnsadmin.dk). It was registered on 27 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.1.255.242 is hosted by Google Ireland Limited (AS43515) in The Netherlands. Mail is handled by michaelwulff-dk.b-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
curns01.dnsadmin.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
curns02.dnsadmin.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 Records#

1 records 36ms

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 Records#

1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	michaelwulff-dk.b-v1.mx.microsoft	2a01:111:f403:ca04::4 2a01:111:f403:ca04::d 2a01:111:f403:ca09::24 2a01:111:f403:ca38::a 52.101.103.137 52.101.185.114 52.101.68.29 52.101.91.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00101.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 Records#

2 records 205ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 10:51:35

www	34.1.255.242 (AS43515) (address records, no CNAME)
www vs bare domain	Same network michaelwulff.dk: 34.1.255.242 (AS43515) www.michaelwulff.dk: 34.1.255.242 (AS43515)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records 88ms

Service / Owner	Type	Cert association
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…
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…

🔐 DNSSEC#

71ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026092401
Primary NS (MNAME)	curns01.dnsadmin.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-16 15:52:53

Field	Value
Registrar	CURANET A/S
Registered	2001-07-27
Expires	2027-09-30 (346d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

41ms

36ms

54ms

AAAA

33ms

TXT

205ms

CAA

48ms

HTTPS

38ms

TLSA

88ms

SOA

56ms

MTA-STS

55ms

DNSSEC

71ms

SRV

61ms

Total

771ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:51:35	508ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:40:47 shown	771ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 23:14:22	774ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 03:38:47	646ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-02 06:45:50	746ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 00:00:19	1470ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 09:15:32	805ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 20:50:18	872ms	2 NS 1 A 1 MX	🔒 Secure