www3f.dk

📜 Historical scan 2026-06-17 21:39:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

www3f.dk is a .dk domain served by 2 nameservers (jay.ns.cloudflare.com, uma.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. 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 138ms

Nameserver	IP addresses	PTR	ASN / ISP
jay.ns.cloudflare.com	108.162.193.123 172.64.33.123 173.245.59.123 2606:4700:58::adf5:3b7b 2803:f800:50::6ca2:c17b 2a06:98c1:50::ac40:217b	jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uma.ns.cloudflare.com	108.162.192.146 172.64.32.146 173.245.58.146 2606:4700:50::adf5:3a92 2803:f800:50::6ca2:c092 2a06:98c1:50::ac40:2092	uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.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 143ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.16.181	—	—	AS13335	—	—	—	—
172.67.215.63	—	—	AS13335	—	—	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 136ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d73f	—	—	AS13335	—	—	—	—
2606:4700:3036::6815:10b5	—	—	AS13335	—	—	—	—

🔐 HTTPS Records#

1 records 139ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.16.181,172.67.215.63 ech=AEX+DQBB/QAgACAXB3WSVMJCEvoNZQHmoN9vn+IfvWP22NyOkRp/+YwJXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d73f,2606:4700:3036::6815:10b5

📝 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 2026-10-08 08:24:39

www	104.21.16.181 172.67.215.63 2606:4700:3030::6815:10b5 2606:4700:3031::ac43:d73f (AS13335) (address records, no CNAME)
www vs bare domain	Same network www3f.dk: 104.21.16.181 172.67.215.63 2606:4700:3030::6815:10b5 2606:4700:3031::ac43:d73f (AS13335) www.www3f.dk: 104.21.16.181 172.67.215.63 2606:4700:3030::6815:10b5 2606:4700:3031::ac43:d73f (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

193ms

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

🏷️ SOA#

127ms

Field	Value
Serial	2406683025
Primary NS (MNAME)	jay.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#

138ms

143ms

141ms

AAAA

136ms

TXT

243ms

CAA

136ms

HTTPS

139ms

TLSA

131ms

SOA

127ms

MTA-STS

134ms

DNSSEC

193ms

SRV

139ms

Total

1020ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 08:24:39	660ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 03:49:17	571ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 02:52:43	527ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 18:29:43	598ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 11:24:51	476ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-10 04:13:15	8740ms	2 NS 2 A 0 MX	❓ Unknown
2026-07-26 01:20:46	8812ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 21:39:03 shown	1020ms	2 NS 2 A 0 MX	🔓 Insecure