struktureretsidemandsoplæring.dk DNS records

🖥️ Nameservers2 records 84ms

Nameserver	IP addresses	PTR	ASN / ISP
ariella.ns.cloudflare.com	108.162.194.32 162.159.38.32 172.64.34.32 2606:4700:50::a29f:2620 2803:f800:50::6ca2:c220 2a06:98c1:50::ac40:2220	ariella.ns.cloudflare.com ariella.ns.cloudflare.com ariella.ns.cloudflare.com ariella.ns.cloudflare.com ariella.ns.cloudflare.com ariella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kareem.ns.cloudflare.com	108.162.195.22 162.159.44.22 172.64.35.22 2606:4700:58::a29f:2c16 2803:f800:50::6ca2:c316 2a06:98c1:50::ac40:2316	kareem.ns.cloudflare.com kareem.ns.cloudflare.com kareem.ns.cloudflare.com kareem.ns.cloudflare.com kareem.ns.cloudflare.com kareem.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 82ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.218	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.140.71	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	212.237.249.17
🔶 Autoconfig	212.237.249.17

🔷 AAAA Records (IPv6)2 records 66ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8c47	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:8da	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.218,172.67.140.71 ech=AEX+DQBBiAAgACDwEbMk+V5vxoyLyunYXrpfvE4B481DgeXXk7G8UqFZDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8c47,2606:4700:3037::6815:8da

📝 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 / DANE

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

🔐 DNSSEC180ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxdomain

🏷️ SOA0ms

Field	Value
Serial	2413127017
Primary NS (MNAME)	ariella.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

84ms

A

82ms

MX

74ms

AAAA

66ms

TXT

292ms

CAA

75ms

HTTPS

56ms

TLSA

98ms

SOA

0ms

MTA-STS

107ms

DNSSEC

180ms

SRV

137ms

Total

850ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 05:41:06	850ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-08-21 20:01:33	6182ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-07-11 17:55:38	1096ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-29 22:54:09	845ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-27 07:50:52	1729ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-25 17:28:21	9664ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-25 03:32:51	489ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:13:10	939ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-17 14:25:30	2413ms	2 NS 2 A 0 MX	🔒 Secure	View