clausenholding.dk

Records from scan: 2026-10-10 16:42:03 · 1431ms total · last checked 2026-10-24 13:47 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clausenholding.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.206.194.30 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by .. 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 134ms

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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.206.194.30	43200s	—	AS39642	Sinal A/S	5.206.192.0/21	🇩🇰 Denmark	Esbjerg

📧 MX Records#

1 records 132ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	5.206.194.30
🔶 Autoconfig	5.206.194.30

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 16:42:03

www	5.206.194.30 (AS39642) (address records, no CNAME)
www vs bare domain	Same network clausenholding.dk: 5.206.194.30 (AS39642) www.clausenholding.dk: 5.206.194.30 (AS39642)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

163ms

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

🏷️ SOA#

85ms

Field	Value
Serial	2026101001
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 2026-10-10 17:13:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-09-09
Expires	2027-09-30 (340d)

📋 WHOIS#

⏱️ Lookup Timing#

134ms

112ms

132ms

AAAA

141ms

TXT

275ms

CAA

131ms

HTTPS

132ms

TLSA

840ms

SOA

85ms

MTA-STS

146ms

DNSSEC

163ms

SRV

145ms

Total

1431ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 16:42:03 shown	1431ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 02:37:55	789ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 10:48:09	658ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 05:56:37	851ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 20:41:21	832ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 06:25:08	744ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 10:06:11	782ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 03:14:40	510ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 03:33:29	912ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 17:31:21	1547ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 16:58:54	1183ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 21:10:50	501ms	2 NS 1 A 0 MX	🔒 Secure