f5update.dk

📜 Historical scan 2026-06-17 09:10:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f5update.dk is a .dk domain served by 2 nameservers (lady.ns.cloudflare.com, yahir.ns.cloudflare.com). It was registered on 10 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.31 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
lady.ns.cloudflare.com	—	—	—
yahir.ns.cloudflare.com	—	—	—

🌍 A Records#

1 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.31	—	—	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

5 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	74.125.131.26	lu-in-f26.1e100.net	AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	172.253.158.26	so-in-f26.1e100.net	AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
10	—	aspmx2.googlemail.com	192.178.211.26	lcbomp-in-f26.1e100.net	AS15169 Google LLC
10	—	aspmx3.googlemail.com	192.178.211.27	lcbomp-in-f27.1e100.net	AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 243ms

TXT Record
google-site-verification=4CpXIRKHbNkLupTgTC6EsTPjO5c05iELXukOaapu27g

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.f5update.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua+e216001zg29a@dmarcwise.email;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:rua+e216001zg29a@dmarcwise.email

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 22:47:09

www	127.0.0.1 (address records, no CNAME)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

157ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

66ms

Field	Value
Serial	2406674299
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 2026-10-05 11:10:08

Field	Value
Registrar	CURANET A/S
Registered	2019-10-10
Expires	2026-10-31 (13d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

72ms

57ms

AAAA

39ms

TXT

243ms

CAA

61ms

HTTPS

41ms

TLSA

121ms

SOA

66ms

MTA-STS

112ms

DNSSEC

157ms

SRV

0ms

Total

1423ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 22:47:09	527ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-05 10:27:57	939ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 07:01:22	850ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-17 09:17:54	1804ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-23 00:05:35	3513ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-07 14:14:41	3100ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-05 10:44:59	1979ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-22 17:24:43	1989ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-05 20:01:32	10473ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-30 23:29:51	966ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 11:21:14	3212ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 09:10:44 shown	1423ms	2 NS 1 A 5 MX	🔒 Secure