claus-borg.dk

📜 Historical scan 2026-08-31 21:57:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

claus-borg.dk is a .dk domain served by 3 nameservers (ns01.hosit.dk, ns02.hosit.dk, ns03.hosit.dk). It was registered on 7 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.104.202.25 is hosted by It Forum Gruppen A/s (AS50346) in Denmark. Mail is handled by clausborg-dk01c.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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#

3 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.hosit.dk	193.104.202.31	ns01.hosit.dk	AS50346 It Forum Gruppen A/s
ns02.hosit.dk	87.116.23.114	ns02.hosit.dk	AS31027 GlobalConnect A/S
ns03.hosit.dk	152.115.55.201	ns04.hosit.dk	AS31027 GlobalConnect A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.104.202.25	3600s	ext202-25.cph1.sit.dk	AS50346	It Forum Gruppen A/s	193.104.202.0/24	🇩🇰 Denmark	Hellerup

📧 MX Records#

1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	clausborg-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::24 2a01:111:f403:ca38::8 52.101.68.16 52.101.73.22 52.101.73.30 52.101.73.6	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am6pr04cu00306.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

📝 TXT Records#

2 records 184ms

TXT Record
MS=ms50157917
v=spf1 include:spf.hosit.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (claus-borg.dk)
-all (hard fail)	v=spf1 include:spf.hosit.dk 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#

latest probe, not this scan · checked 2026-10-08 22:37:47

www CNAME	claus-borg.homepage.prod.realequity.dk (all on realequity.dk) → 193.104.202.25 (AS50346)
www vs bare domain	Same network claus-borg.dk: 193.104.202.25 (AS50346) www.claus-borg.dk: 193.104.202.25 (AS50346)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026030200
Primary NS (MNAME)	ns01.hosit.dk
Responsible (RNAME)	support@sit.dk
Refresh	28800s
Retry	7200s
Expire	1814400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-17 11:37:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-10-07
Expires	2026-12-31 (72d)

🔗 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
clausborg.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

41ms

52ms

AAAA

46ms

TXT

184ms

CAA

52ms

HTTPS

54ms

TLSA

577ms

SOA

0ms

MTA-STS

56ms

DNSSEC

98ms

SRV

92ms

Total

1148ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 21:09:15	812ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-23 23:46:27	10072ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-06 00:27:15	10774ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-31 21:57:31 shown	1148ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-20 12:38:27	936ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 18:43:12	707ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:05:21	658ms	3 NS 1 A 1 MX	🔓 Insecure