zudo.dk

📜 Historical scan 2026-07-08 17:36:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zudo.dk is a .dk domain served by 2 nameservers (art.ns.cloudflare.com, irma.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.78.179 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 67ms

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 Records#

2 records 78ms

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 → 142.251.143.147
🔶 Autoconfig	pub-4162222780216156.afd.ghs.google.com → 142.251.143.147

🔷 AAAA Records (IPv6)#

2 records 70ms

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 Records#

1 records 85ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.78.179,172.67.136.39 ech=AEX+DQBB7QAgACDy8Pw0tjK3BzomTFcoKScKgxGd3f12yGcRyY/dHk+tegAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 01:59:12

www	104.21.78.179 172.67.136.39 2606:4700:3031::6815:4eb3 2606:4700:3036::ac43:8827 (AS13335) (address records, no CNAME)
www vs bare domain	Same network zudo.dk: 104.21.78.179 172.67.136.39 2606:4700:3031::6815:4eb3 2606:4700:3036::ac43:8827 (AS13335) www.zudo.dk: 104.21.78.179 172.67.136.39 2606:4700:3031::6815:4eb3 2606:4700:3036::ac43:8827 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔏 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)

🔐 DNSSEC#

172ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2408947154
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

67ms

78ms

81ms

AAAA

70ms

TXT

265ms

CAA

86ms

HTTPS

85ms

TLSA

112ms

SOA

0ms

MTA-STS

85ms

DNSSEC

172ms

SRV

161ms

Total

1327ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 11:57:23	1193ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 12:01:45	1418ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 05:07:27	1492ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 03:38:35	2805ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-18 10:19:54	9389ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-08 17:36:49 shown	1327ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-03 01:58:45	1987ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 16:31:13	1824ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 23:46:03	1109ms	2 NS 2 A 0 MX	🔓 Insecure