naturvidenskabet.dk DNS records

🖥️ Nameservers2 records 27ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.0.222	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.128.86	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8056	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:de	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.222,172.67.128.86 ech=AEX+DQBBvwAgACBZqAAjAEliigXOW5OxRiofov958ZwQUp7Mba88sQxrAwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8056,2606:4700:3034::6815:de

📝 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.naturvidenskabet.dk	BIyp2HmGLfFwqrIS4WDw9cvhdFIgmdBoHdPoi9Seqtk
TXT	_acme-challenge.naturvidenskabet.dk	IMi5AH_rVa_uwrAfG8vnWoyehbV0xQnhwQCHEY71gQc

🔗 TLSA / DANE

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

🔐 DNSSEC112ms

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	2413868486
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

27ms

A

40ms

MX

39ms

AAAA

27ms

TXT

146ms

CAA

32ms

HTTPS

32ms

TLSA

381ms

SOA

0ms

MTA-STS

50ms

DNSSEC

112ms

SRV

54ms

Total

988ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 16:06:42	988ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 17:50:46	973ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 16:49:08	464ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 02:34:07	1623ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-22 00:15:58	1053ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-07 05:24:20	8872ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 15:26:46	945ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 11:32:36	2919ms	2 NS 2 A 0 MX	🔓 Insecure	View