larsclausen.dk

Records from scan: 2026-10-13 17:04:06 · 1891ms total · last checked 2026-10-16 22:39 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

larsclausen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 January 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.103.46.105 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by larsclausen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 34ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.46.105	3600s	server6105.serverpark.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Holbæk

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	larsclausen-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca21::8 52.101.209.28 52.101.68.12 52.101.68.29 52.101.91.21	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 78ms

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

📝 TXT Records#

1 records 153ms

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

✉️ SPF#

Policy	Record (larsclausen.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

🧩 Web & zone#

checked 2026-10-13 17:04:06

www	5.103.46.105 (AS44869) (address records, no CNAME)
www vs bare domain	Same network larsclausen.dk: 5.103.46.105 (AS44869) www.larsclausen.dk: 5.103.46.105 (AS44869)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
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#

115ms

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

🏷️ SOA#

47ms

Field	Value
Serial	2026101201
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 2026-10-11 11:15:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-01-21
Expires	2028-01-31 (471d)

🔗 Same registrant#

2 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).

Domain	Registrar
energyhouseconsulting.dk	Punktum dk A/S (direct)
utilityhouse.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

39ms

46ms

AAAA

44ms

TXT

153ms

CAA

46ms

HTTPS

63ms

TLSA

690ms

SOA

47ms

MTA-STS

81ms

DNSSEC

115ms

SRV

78ms

Total

1891ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 17:04:06 shown	1891ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 07:27:42	1095ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 10:41:12	1213ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 15:08:46	1013ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 21:54:42	964ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 16:22:56	925ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 15:23:36	1101ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 01:49:24	5640ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 12:05:24	9923ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 17:43:55	1427ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:15:12	1134ms	2 NS 1 A 1 MX	🔒 Secure