schulze.dk

📜 Historical scan 2026-10-01 01:36:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

schulze.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 13 January 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.191 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by schulze-dk.mail.protection.outlook.com. 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.191	3600s	webcluster2.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	schulze-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::4 2a01:111:f403:ca21::e 2a01:111:f403:ca3c::a 52.101.68.12 52.101.68.39 52.101.73.153 52.101.91.162	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 169ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.schulze.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:martin@schulze.dk,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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 11:20:19

www	NXDOMAIN
www vs bare domain	www does not resolve schulze.dk: 77.111.240.191 (AS51468) www.schulze.dk: no address (all like this)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2026090301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 11:47:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-01-13
Expires	2029-03-31 (894d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
solutionlab.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

30ms

32ms

AAAA

33ms

TXT

169ms

CAA

29ms

HTTPS

36ms

TLSA

358ms

SOA

39ms

MTA-STS

52ms

DNSSEC

67ms

SRV

57ms

Total

748ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 11:20:19	1732ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-14 10:44:58	2103ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 10:15:16	1859ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 01:36:08 shown	748ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 14:40:21	1098ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 09:40:10	1245ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:14:27	1009ms	2 NS 1 A 1 MX	🔒 Secure