kursusbyen.dk

Records from scan: 2026-10-16 04:42:16 · 3105ms total · last checked 2026-10-22 21:53 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kursusbyen.dk is a .dk domain served by 2 nameservers (bonnie.ns.cloudflare.com, piotr.ns.cloudflare.com). It was registered on 19 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
bonnie.ns.cloudflare.com	108.162.192.76 172.64.32.76 173.245.58.76 2606:4700:50::adf5:3a4c 2803:f800:50::6ca2:c04c 2a06:98c1:50::ac40:204c	bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
piotr.ns.cloudflare.com	108.162.193.222 172.64.33.222 173.245.59.222 2606:4700:58::adf5:3bde 2803:f800:50::6ca2:c1de 2a06:98c1:50::ac40:21de	piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 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 2026-10-16 04:42:16

www	NXDOMAIN
www vs bare domain	Neither resolves kursusbyen.dk: no address www.kursusbyen.dk: no address
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

47ms

Field	Value
Serial	2417535308
Primary NS (MNAME)	bonnie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 01:57:41

Field	Value
Registrar	Simply.com A/S
Registered	2020-08-19
Expires	2027-08-31 (312d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

55ms

AAAA

34ms

TXT

174ms

CAA

29ms

HTTPS

41ms

TLSA

44ms

SOA

47ms

MTA-STS

60ms

DNSSEC

118ms

SRV

67ms

Total

3105ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 04:42:16 shown	3105ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-09 12:36:58	466ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-06 01:52:11	336ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-01 01:30:05	360ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-26 04:15:22	466ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-26 12:21:35	533ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-17 15:46:53	968ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-11 23:49:07	862ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 18:54:03	9804ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 08:12:02	1275ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 18:10:45	1138ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 14:01:42	909ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:07:54	1139ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 12:36:26	704ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 19:38:08	1676ms	2 NS 2 A 0 MX	🔓 Insecure