aarhusdans.dk DNS records

🖥️ Nameservers2 records 263ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com	108.162.192.180 172.64.32.180 173.245.58.180 2606:4700:50::adf5:3ab4 2803:f800:50::6ca2:c0b4 2a06:98c1:50::ac40:20b4	kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 264ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.227	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.94	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 272ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aarhusdans-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.5 52.101.73.2 52.101.73.28 52.101.73.6	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.180.94

🔷 AAAA Records (IPv6)2 records 193ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:1fe3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:b45e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 241ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.227,172.67.180.94 ech=AEX+DQBBLwAgACCBxczQ0qK/IZOLMzen09rESTeRp4qhnz20oDUq7fQ5HwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:1fe3,2606:4700:3035::ac43:b45e

🔌 SRV Records1 records 341ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 719ms

TXT Record
v=spf1 ip4:84.19.174.8 include:_spf.hostonline.dk include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (aarhusdans.dk)
-all (hard fail)	v=spf1 ip4:84.19.174.8 include:_spf.hostonline.dk include:spf.protection.outlook.com include:_custspf.one.com -all

📨 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)

🔐 DNSSEC401ms

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	2412665446
Primary NS (MNAME)	duke.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

263ms

A

264ms

MX

272ms

AAAA

193ms

TXT

719ms

CAA

286ms

HTTPS

241ms

TLSA

656ms

SOA

0ms

MTA-STS

297ms

DNSSEC

401ms

SRV

341ms

Total

10731ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 03:02:59	10731ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-21 22:58:12	1446ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 16:04:33	2751ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 01:33:02	747ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 12:50:40	1630ms	2 NS 2 A 1 MX	🔓 Insecure	View