catsub.dk

📜 Historical scan 2026-09-30 18:16:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

catsub.dk is a .dk domain served by 2 nameservers (memphis.ns.cloudflare.com, nena.ns.cloudflare.com). It was registered on 14 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.250 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
memphis.ns.cloudflare.com	108.162.195.189 162.159.44.189 172.64.35.189 2606:4700:58::a29f:2cbd 2803:f800:50::6ca2:c3bd 2a06:98c1:50::ac40:23bd	memphis.ns.cloudflare.com memphis.ns.cloudflare.com memphis.ns.cloudflare.com memphis.ns.cloudflare.com memphis.ns.cloudflare.com memphis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nena.ns.cloudflare.com	108.162.194.161 162.159.38.161 172.64.34.161 2606:4700:50::a29f:26a1 2803:f800:50::6ca2:c2a1 2a06:98c1:50::ac40:22a1	nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.250	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.166.141	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.66.250
🔶 Autoconfig	104.21.66.250

🔷 AAAA Records (IPv6)#

2 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:42fa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:a68d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 54ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.250,172.67.166.141 ech=AEX+DQBBiwAgACCLF6PJdl8GShbwHdy9bDUhXsYaw0Dzjw4BVz/THOM2FQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:42fa,2606:4700:3032::ac43:a68d

📝 TXT Records#

1 records 182ms

TXT Record
google-site-verification=BqssgeC7Z6JLJ_A2P8s3jbyxpz-pnvd8o3fjkTTp2Jw

✉️ 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 2026-10-15 10:00:45

www	104.21.66.250 172.67.166.141 2606:4700:3032::6815:42fa 2606:4700:3032::ac43:a68d (AS13335) (address records, no CNAME)
www vs bare domain	Same network catsub.dk: 104.21.66.250 172.67.166.141 2606:4700:3032::6815:42fa 2606:4700:3032::ac43:a68d (AS13335) www.catsub.dk: 104.21.66.250 172.67.166.141 2606:4700:3032::6815:42fa 2606:4700:3032::ac43:a68d (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2416245177
Primary NS (MNAME)	memphis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-09-30 18:31:25

Field	Value
Registrar	NETIM
Registered	2026-05-14
Expires	2027-05-13 (205d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

43ms

39ms

AAAA

51ms

TXT

182ms

CAA

41ms

HTTPS

54ms

TLSA

69ms

SOA

28ms

MTA-STS

58ms

DNSSEC

118ms

SRV

71ms

Total

649ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:07:48	645ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 18:16:41 shown	649ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 15:54:06	777ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 03:36:34	1492ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 01:20:34	1058ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-29 10:43:20	960ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 20:55:09	1305ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-19 21:58:45	894ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 13:21:34	1199ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 13:40:10	930ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 19:47:40	777ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 23:12:29	876ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 19:45:19	382ms	2 NS 2 A 0 MX	🔓 Insecure