kursus-centeret.dk

Records from scan: 2026-10-01 04:41:31 · 2022ms total · last checked 2026-10-16 00:52 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kursus-centeret.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. 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 249ms

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 205ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.231.216.210	43200s	—	—	—	—	🇩🇰 Denmark	—

📧 MX Records#

1 records 222ms

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

🔷 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 17:23:18

www	195.231.216.210 (address records, no CNAME)
www vs bare domain	Same network kursus-centeret.dk: 195.231.216.210 www.kursus-centeret.dk: 195.231.216.210
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#

497ms

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

🏷️ SOA#

98ms

Field	Value
Serial	2026093001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

249ms

205ms

222ms

AAAA

244ms

TXT

814ms

CAA

222ms

HTTPS

245ms

TLSA

217ms

SOA

98ms

MTA-STS

280ms

DNSSEC

497ms

SRV

260ms

Total

2022ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 04:41:31 shown	2022ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 03:45:05	697ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 03:25:56	595ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-21 15:33:44	675ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-15 15:42:33	5035ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-12 23:17:44	4946ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 08:13:50	1809ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 16:00:31	1419ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 07:36:07	2537ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 01:22:09	542ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 13:27:08	2183ms	2 NS 1 A 4 MX	🔒 Secure