zudo.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
art.ns.cloudflare.com	108.162.193.102 172.64.33.102 173.245.59.102 2606:4700:58::adf5:3b66 2803:f800:50::6ca2:c166 2a06:98c1:50::ac40:2166	art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
irma.ns.cloudflare.com	108.162.192.166 172.64.32.166 173.245.58.166 2606:4700:50::adf5:3aa6 2803:f800:50::6ca2:c0a6 2a06:98c1:50::ac40:20a6	irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.78.179	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.136.39	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	pub-4162222780216156.afd.ghs.google.com → 142.251.142.243
🔶 Autoconfig	pub-4162222780216156.afd.ghs.google.com → 142.251.142.243

🔷 AAAA Records (IPv6)2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:4eb3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:8827	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.78.179,172.67.136.39 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4eb3,2606:4700:3036::ac43:8827

📝 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
CNAME	_acme-challenge.zudo.dk	pub-4162222780216156.afd.ghs.google.com

🔗 TLSA / DANE

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

🔐 DNSSEC2063ms

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	2409768690
Primary NS (MNAME)	art.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

40ms

A

48ms

MX

45ms

AAAA

48ms

TXT

273ms

CAA

39ms

HTTPS

61ms

TLSA

90ms

SOA

0ms

MTA-STS

152ms

DNSSEC

2063ms

SRV

153ms

Total

2805ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 03:38:35	2805ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-18 10:19:54	9389ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-08 17:36:49	1327ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 01:58:45	1987ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 16:31:13	1824ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 23:46:03	1109ms	2 NS 2 A 0 MX	🔓 Insecure	View