f4j.dk

📜 Historical scan 2026-07-26 14:42:37 · ← 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 75ms

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 47ms

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 61ms

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 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBEgAgACCCqb/I3qllxRj0GsvaltwQOKEVxT3s7r9QsejF510DIgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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#

160ms

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	2410536519
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#

75ms

47ms

64ms

AAAA

61ms

TXT

228ms

CAA

46ms

HTTPS

33ms

TLSA

58ms

SOA

0ms

MTA-STS

55ms

DNSSEC

160ms

SRV

145ms

Total

880ms

🕐 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 shown	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	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