kursusplus.dk

📜 Historical scan 2026-08-25 21:46:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kursusplus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 July 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by smtp.google.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 55ms

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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	3600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	172.253.152.27 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a 2a00:1450:4010:c22::1a 64.233.164.26 64.233.164.27 64.233.165.26 64.233.165.27	yulpptr-in-f27.1e100.net lf-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net lg-in-f26.1e100.net lg-in-x1a.1e100.net yulpptr-in-f26.1e100.net lf-in-f26.1e100.net lf-in-f27.1e100.net lg-in-f26.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 175ms

TXT Record
google-site-verification=Td_pO_lXrWZa0bi6UzQwVF6k2PNxFTSrDl6Me6hWq7U

✉️ 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#

latest probe, not this scan · checked 2026-10-12 03:22:49

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Same network kursusplus.dk: 46.30.211.38 (AS51468) www.kursusplus.dk: 46.30.211.38 (AS51468)
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#

92ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071002
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 2026-10-16 14:18:26

Field	Value
Registrar	ONE.COM A/S
Registered	2023-07-05
Expires	2027-07-04 (256d)

🔗 Same registrant#

11 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
aofdigital.dk	ONE.COM A/S
aofjob-hvidovre.dk	ONE.COM A/S
aofjobservice.dk	Punktum dk A/S (direct)
aofmestring.dk	ONE.COM A/S
aofpro.dk	ONE.COM A/S
aofservice.dk	ONE.COM A/S
hvidovresaof.dk	ONE.COM A/S
kompetencecentret.dk	ONE.COM A/S
onlineaof.dk	Punktum dk A/S (direct)
rr2.dk	ONE.COM A/S
voksenakademiet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

50ms

68ms

AAAA

65ms

TXT

175ms

CAA

47ms

HTTPS

54ms

TLSA

68ms

SOA

0ms

MTA-STS

76ms

DNSSEC

92ms

SRV

82ms

Total

607ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:09:47	605ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 00:42:53	787ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 10:04:58	687ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 21:46:08 shown	607ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 13:55:45	5010ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 06:25:35	1362ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 14:07:27	485ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:25:04	932ms	2 NS 1 A 1 MX	🔒 Secure