4security.dk

📜 Historical scan 2026-08-31 02:52:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4security.dk is a .dk domain served by 2 nameservers (brynne.ns.cloudflare.com, woz.ns.cloudflare.com). It was registered on 25 August 2026 (WHOIS) and first appeared in the .dk zone on 26 August 2026. 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#

2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
brynne.ns.cloudflare.com	108.162.194.65 162.159.38.65 172.64.34.65 2606:4700:50::a29f:2641 2803:f800:50::6ca2:c241 2a06:98c1:50::ac40:2241	brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
woz.ns.cloudflare.com	108.162.193.150 172.64.33.150 173.245.59.150 2606:4700:58::adf5:3b96 2803:f800:50::6ca2:c196 2a06:98c1:50::ac40:2196	woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com woz.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 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 09:10:29

www	104.21.58.242 172.67.166.71 2606:4700:3030::6815:3af2 2606:4700:3037::ac43:a647 (AS13335) (address records, no CNAME)
www vs bare domain	Same network 4security.dk: 104.21.58.242 172.67.166.71 2606:4700:3030::6815:3af2 2606:4700:3037::ac43:a647 (AS13335) www.4security.dk: 104.21.58.242 172.67.166.71 2606:4700:3030::6815:3af2 2606:4700:3037::ac43:a647 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.4security.dk	0tWkUp57-26COcnAFgTCsG_8lEDNe3TuvLsnhOVYxBg
TXT	_acme-challenge.4security.dk	tSLCmp83Qtqi-gXrTR6jzOcSBXOwswSdgcHAHfnscYk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2413516885
Primary NS (MNAME)	brynne.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-08-31 02:52:34

Field	Value
Registrar	Openprovider
Registered	2026-08-25
Expires	2027-08-24 (311d)

📋 WHOIS#

⏱️ Lookup Timing#

25ms

35ms

42ms

AAAA

44ms

TXT

144ms

CAA

34ms

HTTPS

41ms

TLSA

32ms

SOA

0ms

MTA-STS

44ms

DNSSEC

104ms

SRV

57ms

Total

1482ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-09 17:36:13	1380ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 21:31:25	513ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 02:52:02 shown	1482ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-28 03:56:55	2397ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-26 08:34:58	374ms	2 NS 0 A 0 MX	🔓 Insecure