4ff.dk

📜 Historical scan 2026-06-23 01:18:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4ff.dk is a .dk domain served by 5 nameservers (ns01.is.nl, ns02.is.nl, ns03.is.nl and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.201.43.68 is hosted by Vancis IP B.V. (AS15879) in The Netherlands. Mail is handled by edge.werkonline.nu. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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#

5 records 105ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.is.nl	213.75.63.33 2a02:a47f:ac:1::1153	ns1.widexs.nl ns11.kpn.net	AS1136 KPN B.V. AS1136 KPN B.V.
ns02.is.nl	213.75.63.68 2a02:a47f:ac:1::1253	ns2.widexs.net ns2.widexs.nl	AS1136 KPN B.V. AS1136 KPN B.V.
ns03.is.nl	213.75.63.34 2a02:a47f:ac:1::1353	ns03.is.nl ns03.is.nl	AS1136 KPN B.V. AS1136 KPN B.V.
ns13.kpn.net	213.75.63.34 2a02:a47f:ac:1::1353	ns13.kpn.net ns13.kpn.net	AS1136 KPN B.V. AS1136 KPN B.V.
ns3.kpn.net	194.151.228.42 2a02:a47f:ac:1::353	ns3.kpn.net ns3.kpn.net	AS1136 KPN B.V. AS1136 KPN B.V.

🌍 A Records#

1 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.201.43.68	43200s	jamweb-003.ux.is.nl	AS15879	Vancis IP B.V.	82.201.0.0/17	🇳🇱 The Netherlands	Rotterdam

📧 MX Records#

1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	edge.werkonline.nu	82.201.57.4	edge004b-z03.hypergrid.nl	AS15879 Vancis IP B.V.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	82.201.43.68
🔶 Autoconfig	82.201.43.68

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 02:18:44

www	82.201.43.68 (AS15879) (address records, no CNAME)
www vs bare domain	Same network 4ff.dk: 82.201.43.68 (AS15879) www.4ff.dk: 82.201.43.68 (AS15879)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

139ms

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

🏷️ SOA#

86ms

Field	Value
Serial	2022120605
Primary NS (MNAME)	ns3.kpn.net
Responsible (RNAME)	zonemaster@kpn.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

105ms

94ms

82ms

AAAA

181ms

TXT

432ms

CAA

129ms

HTTPS

144ms

TLSA

146ms

SOA

86ms

MTA-STS

96ms

DNSSEC

139ms

SRV

240ms

Total

1193ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 00:57:52	979ms	5 NS 1 A 1 MX	🔓 Insecure
2026-09-28 02:13:11	2195ms	5 NS 1 A 1 MX	🔓 Insecure
2026-08-27 12:02:01	9821ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-23 01:18:55 shown	1193ms	5 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:37:42	2773ms	5 NS 1 A 1 MX	🔓 Insecure