f5networking.dk

📜 Historical scan 2026-09-21 00:50:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f5networking.dk is a .dk domain served by 2 nameservers (lady.ns.cloudflare.com, yahir.ns.cloudflare.com). It was registered on 17 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a 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 156ms

Nameserver	IP addresses	PTR	ASN / ISP
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yahir.ns.cloudflare.com	108.162.195.34 162.159.44.34 172.64.35.34 2606:4700:58::a29f:2c22 2803:f800:50::6ca2:c322 2a06:98c1:50::ac40:2322	yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.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#

Policy	Record (_dmarc.f5networking.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua+e7j3684n7bpd@dmarcwise.email;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:rua+e7j3684n7bpd@dmarcwise.email

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-20 22:05:49

www	NXDOMAIN
www vs bare domain	Neither resolves f5networking.dk: no address www.f5networking.dk: no address
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.f5networking.dk	PORx8yqSD28uzOsZVM10HhY0VP1q0t9GHAfZgC7JKoQ
TXT	_acme-challenge.f5networking.dk	qZcl0VIHdRoaeQzH5uO0kfobzu_FReniITNrufiCg4o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms

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	2415347350
Primary NS (MNAME)	lady.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 16:04:09

Field	Value
Registrar	CURANET A/S
Registered	2020-09-17
Expires	2027-09-30 (343d)

📋 WHOIS#

⏱️ Lookup Timing#

156ms

90ms

73ms

AAAA

133ms

TXT

436ms

CAA

112ms

HTTPS

130ms

TLSA

213ms

SOA

0ms

MTA-STS

140ms

DNSSEC

169ms

SRV

129ms

Total

1055ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:05:49	1034ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-08 00:33:51	375ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-30 02:27:27	639ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-27 01:54:20	2300ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-23 16:46:43	1254ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-21 00:50:55 shown	1055ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-13 22:44:22	478ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-07 01:38:17	974ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-23 17:56:23	1625ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-03 00:29:50	2644ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-26 17:03:37	752ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-20 07:16:20	642ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-17 09:10:29	643ms	2 NS 0 A 0 MX	🔓 Insecure