falco.dk

📜 Historical scan 2026-06-17 09:13:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

falco.dk is a .dk domain served by 3 nameservers (x.ns.joker.com, y.ns.joker.com, z.ns.joker.com). It was registered on 28 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 159.25.16.139 is hosted by CSL Computer Service Langenbach GmbH (AS5517) in Germany. The zone is DNSSEC-signed and validates, 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#

3 records 92ms

Nameserver	IP addresses	PTR	ASN / ISP
x.ns.joker.com	—	—	—
y.ns.joker.com	—	—	—
z.ns.joker.com	—	—	—

🌍 A Records#

1 records 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
159.25.16.139	—	—	AS5517	CSL Computer Service Langenbach GmbH	159.25.0.0/16	🇩🇪 Germany	—

📧 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#

1 records 334ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (falco.dk)
-all (hard fail)	v=spf1 -all

📨 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 2026-10-12 04:39:50

www	159.25.16.139 (AS5517) (address records, no CNAME)
www vs bare domain	Same network falco.dk: 159.25.16.139 (AS5517) www.falco.dk: 159.25.16.139 (AS5517)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 16-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

340ms

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

🏷️ SOA#

105ms

Field	Value
Serial	2026061548
Primary NS (MNAME)	x.ns.joker.com
Responsible (RNAME)	hostmaster@joker.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 20:12:18

Field	Value
Registrar	Key-Systems GmbH
Registered	2002-08-28
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

92ms

87ms

110ms

AAAA

87ms

TXT

334ms

CAA

99ms

HTTPS

99ms

TLSA

171ms

SOA

105ms

MTA-STS

122ms

DNSSEC

340ms

SRV

0ms

Total

788ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 22:55:44	4578ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-27 22:38:23	2481ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-03 14:08:05	5131ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-26 09:19:18	712ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-24 14:39:40	1473ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 09:13:14 shown	788ms	3 NS 1 A 0 MX	🔒 Secure