cusix.dk DNS records

🖥️ Nameservers2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
diva.ns.cloudflare.com	108.162.192.97 172.64.32.97 173.245.58.97 2606:4700:50::adf5:3a61 2803:f800:50::6ca2:c061 2a06:98c1:50::ac40:2061	diva.ns.cloudflare.com diva.ns.cloudflare.com diva.ns.cloudflare.com diva.ns.cloudflare.com diva.ns.cloudflare.com diva.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
donald.ns.cloudflare.com	108.162.193.158 172.64.33.158 173.245.59.158 2606:4700:58::adf5:3b9e 2803:f800:50::6ca2:c19e 2a06:98c1:50::ac40:219e	donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.60	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.7	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
20	300s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
30	300s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	cusix.dk → 217.116.232.211
🔶 Autoconfig	cusix.dk → 217.116.232.211

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:53c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:8507	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.60,172.67.133.7 ech=AEX+DQBBNgAgACCXu6Gv0OWYoRTHj89GfzI2a2MX9fjDnuNskn8hxSxrXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:53c,2606:4700:3034::ac43:8507

📝 TXT Records2 records 161ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF

Policy	Record (cusix.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.cusix.dk	X8B1idVYXmVjIIHfeIBE2hxAHVTlTlvH0f0C7qc2s7Q
TXT	_acme-challenge.cusix.dk	pQIulBjLWVVVo9MxrmTyJfOIPzQFQDogBAAUHwWg6A0

🔗 TLSA / DANE

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

🔐 DNSSEC100ms

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	2413589260
Primary NS (MNAME)	diva.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

25ms

A

32ms

MX

38ms

AAAA

33ms

TXT

161ms

CAA

23ms

HTTPS

40ms

TLSA

271ms

SOA

0ms

MTA-STS

47ms

DNSSEC

100ms

SRV

66ms

Total

813ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 22:27:10	813ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-02 23:58:40	1624ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-20 05:31:50	888ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 23:15:14	2582ms	2 NS 2 A 3 MX	🔓 Insecure	View