skoleressourcer.dk DNS records

🖥️ Nameservers2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
cortney.ns.cloudflare.com	108.162.192.87 172.64.32.87 173.245.58.87 2606:4700:50::adf5:3a57 2803:f800:50::6ca2:c057 2a06:98c1:50::ac40:2057	cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
eric.ns.cloudflare.com	108.162.193.112 172.64.33.112 173.245.59.112 2606:4700:58::adf5:3b70 2803:f800:50::6ca2:c170 2a06:98c1:50::ac40:2170	eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.51.15	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.217.244	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:330f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:d9f4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 59ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.21.51.15,172.67.217.244 ech=AEX+DQBBSwAgACDr2e5AKWBplvZE0+qXOj/Ssoeis3Rvm4NU4WBjpGUTEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:330f,2606:4700:3036::ac43:d9f4

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.skoleressourcer.dk	bieG41PJOoXiAdVx9sgOxU13C7vckiyj4_SO00A0wKM
TXT	_acme-challenge.skoleressourcer.dk	vw0NXVea70-KB1gYXAwRR4QYMw7bv4u1YxBh9LR_InM

🔗 TLSA / DANE

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

🔐 DNSSEC9134ms

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	2413405721
Primary NS (MNAME)	cortney.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

50ms

A

47ms

MX

38ms

AAAA

57ms

TXT

205ms

CAA

53ms

HTTPS

59ms

TLSA

51ms

SOA

0ms

MTA-STS

69ms

DNSSEC

9134ms

SRV

70ms

Total

9531ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 03:04:39	9531ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-09-01 03:40:22	516ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-30 06:49:06	2175ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-09 21:13:51	1666ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 10:18:44	16932ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-27 09:46:19	754ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 02:03:51	2428ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 23:03:33	2005ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 21:23:03	1193ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:26:59	846ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 16:44:29	2254ms	2 NS 2 A 0 MX	🔓 Insecure	View