aarhusdata.dk DNS records

🖥️ Nameservers2 records 410ms

Nameserver	IP addresses	PTR	ASN / ISP
denver.ns.cloudflare.com	108.162.195.196 162.159.44.196 172.64.35.196 2606:4700:58::a29f:2cc4 2803:f800:50::6ca2:c3c4 2a06:98c1:50::ac40:23c4	denver.ns.cloudflare.com — denver.ns.cloudflare.com denver.ns.cloudflare.com — —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
heidi.ns.cloudflare.com	108.162.194.236 162.159.38.236 172.64.34.236 2606:4700:50::a29f:26ec 2803:f800:50::6ca2:c2ec 2a06:98c1:50::ac40:22ec	heidi.ns.cloudflare.com heidi.ns.cloudflare.com — heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 398ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.231	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.101	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 422ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)2 records 426ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:32e7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d565	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 376ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.231,172.67.213.101 ech=AEX+DQBBawAgACAlqh8w/uLZKf7J65iNHYNnBIRbkc2pDrPvB/j5ugm0RAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:32e7,2606:4700:3032::ac43:d565

📝 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)

🔐 DNSSEC598ms

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

🏷️ SOA417ms

Field	Value
Serial	2407170638
Primary NS (MNAME)	denver.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

410ms

A

398ms

MX

422ms

AAAA

426ms

TXT

791ms

CAA

406ms

HTTPS

376ms

TLSA

217ms

SOA

417ms

MTA-STS

480ms

DNSSEC

598ms

SRV

447ms

Total

2222ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 07:54:02	1027ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 07:40:56	9133ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-15 18:21:03	964ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 00:24:59	2222ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 02:11:18	925ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 12:47:39	520ms	2 NS 1 A 0 MX	🔓 Insecure	View