elearning-kursus.dk DNS records

🖥️ Nameservers2 records 241ms

Nameserver	IP addresses	PTR	ASN / ISP
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
matt.ns.cloudflare.com	108.162.193.131 172.64.33.131 173.245.59.131 2606:4700:58::adf5:3b83 2803:f800:50::6ca2:c183 2a06:98c1:50::ac40:2183	matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 288ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.236	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.154.63	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 309ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	webhotel3.webhosting.dk	157.250.160.23	webhotel3.webhosting.dk	AS3342 Cibicom A/S

🔷 AAAA Records (IPv6)2 records 276ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:9a3f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:4ec	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 285ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.4.236,172.67.154.63 ech=AEX+DQBBaAAgACDTIPWy02TPt5Mhyp8PqZORHsNmxAAX/+p+F9sOcOykCQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9a3f,2606:4700:3032::6815:4ec

📝 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

🔗 TLSA / DANE2 records 194ms

Service / Owner	Type	Cert association
SMTP _25._tcp.webhotel3.webhosting.dk	DANE-TA · SPKI · SHA-256	FA4EFC305AA17A4FEEE8B29B2DAA8847…
SMTP _25._tcp.webhotel3.webhosting.dk	DANE-EE · SPKI · SHA-256	FA4EFC305AA17A4FEEE8B29B2DAA8847…

🔐 DNSSEC462ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2411741250
Primary NS (MNAME)	kate.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

241ms

A

288ms

MX

309ms

AAAA

276ms

TXT

537ms

CAA

297ms

HTTPS

285ms

TLSA

194ms

SOA

0ms

MTA-STS

364ms

DNSSEC

462ms

SRV

370ms

Total

2970ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-09 23:07:46	2970ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-30 18:06:08	1014ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 02:50:21	1892ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 01:23:58	810ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 06:41:18	498ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 06:40:09	609ms	2 NS 2 A 1 MX	🔓 Insecure	View