f4j.dk

📜 Historical scan 2026-06-23 15:37:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f4j.dk is a .dk domain served by 2 nameservers (linda.ns.cloudflare.com, mario.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 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
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mario.ns.cloudflare.com	108.162.193.203 172.64.33.203 173.245.59.203 2606:4700:58::adf5:3bcb 2803:f800:50::6ca2:c1cb 2a06:98c1:50::ac40:21cb	mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.114.96.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—
188.114.97.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB6AAgACCF7cJGVm9M1rzxOsNktLRhwAXKX/4cae2j3utvCATNHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 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 2026-10-09 10:56:09

www	104.21.93.10 172.67.201.223 2606:4700:3034::ac43:c9df 2606:4700:3037::6815:5d0a (AS13335) (address records, no CNAME)
www vs bare domain	Same network f4j.dk: 104.21.93.10 172.67.201.223 2606:4700:3034::ac43:c9df 2606:4700:3037::6815:5d0a (AS13335) www.f4j.dk: 104.21.93.10 172.67.201.223 2606:4700:3034::ac43:c9df 2606:4700:3037::6815:5d0a (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

173ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2405437016
Primary NS (MNAME)	linda.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#

41ms

52ms

59ms

AAAA

44ms

TXT

182ms

CAA

49ms

HTTPS

50ms

TLSA

80ms

SOA

49ms

MTA-STS

188ms

DNSSEC

173ms

SRV

94ms

Total

644ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:56:09	1554ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-03 03:42:29	367ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 00:51:38	517ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 01:07:54	569ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 04:58:40	533ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-19 06:45:27	2754ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-17 03:45:32	877ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-26 14:42:37	880ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-03 02:02:09	1256ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 21:22:22	570ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 06:51:00	1173ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 15:37:14 shown	644ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 02:24:13	1178ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 19:26:34	651ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 13:35:08	1193ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:10:27	1100ms	2 NS 2 A 0 MX	🔓 Insecure