itsp.dk

Records from scan: 2026-10-09 04:50:27 · 679ms total · last checked 2026-10-16 16:45 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

itsp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.236.186.129 is hosted by Hostkey B.v. (AS57043) in Germany. Mail is handled by gate1.sikkermail.nu, gate2.sikkermail.nu. 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 33ms

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
91.236.186.129	43200s	—	AS57043	Hostkey B.v.	91.236.186.0/24	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

2 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	gate1.sikkermail.nu	—	—	—
20	43200s	gate2.sikkermail.nu	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.sikkermail.nu

🔷 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 2026-10-09 04:50:27

www	91.236.186.129 (AS57043) (address records, no CNAME)
www vs bare domain	Same network itsp.dk: 91.236.186.129 (AS57043) www.itsp.dk: 91.236.186.129 (AS57043)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

58ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2026092001
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 08:21:30

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2000-01-12
Expires	2029-03-31 (896d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

39ms

34ms

AAAA

33ms

TXT

129ms

CAA

34ms

HTTPS

40ms

TLSA

397ms

SOA

36ms

MTA-STS

45ms

DNSSEC

58ms

SRV

56ms

Total

679ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 04:50:27 shown	679ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-07 16:33:18	719ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-02 12:08:39	597ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 19:59:12	900ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-21 18:34:46	672ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 17:12:39	691ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 09:08:44	907ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-24 04:09:40	4680ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-10 05:23:03	4978ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 19:12:41	556ms	2 NS 1 A 2 MX	🔒 Secure