studieture.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
paul.ns.cloudflare.com	108.162.193.135 172.64.33.135 173.245.59.135 2606:4700:58::adf5:3b87 2803:f800:50::6ca2:c187 2a06:98c1:50::ac40:2187	paul.ns.cloudflare.com paul.ns.cloudflare.com paul.ns.cloudflare.com paul.ns.cloudflare.com paul.ns.cloudflare.com paul.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uma.ns.cloudflare.com	108.162.192.146 172.64.32.146 173.245.58.146 2606:4700:50::adf5:3a92 2803:f800:50::6ca2:c092 2a06:98c1:50::ac40:2092	uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.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
104.21.35.100	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.217.72	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 63ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2364	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d948	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 48ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.100,172.67.217.72 ech=AEX+DQBBYQAgACCiXPj/HekqKfXm+fk8uhhqX5SewTv4S7jrJSS/ZkhefgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2364,2606:4700:3032::ac43:d948

📝 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.studieture.dk	Q_u9O5mXh9wr9C8K8OogM62YQqG5E8UBdo1iyLFYC7k
TXT	_acme-challenge.studieture.dk	X0-vPxS5oirc2HB10gHS708JyGG5tpFkWYK00p46sHU

🔗 TLSA / DANE

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

🔐 DNSSEC97ms

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	2413743797
Primary NS (MNAME)	paul.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

45ms

A

40ms

MX

49ms

AAAA

63ms

TXT

202ms

CAA

39ms

HTTPS

48ms

TLSA

59ms

SOA

0ms

MTA-STS

60ms

DNSSEC

97ms

SRV

71ms

Total

1105ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 13:58:07	1105ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 10:38:32	648ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-06 00:05:44	1051ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 18:16:36	689ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 15:08:30	1152ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 03:57:13	1122ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:16:03	1097ms	2 NS 2 A 0 MX	🔓 Insecure	View