hackerclub.dk

📜 Historical scan 2026-09-10 09:31:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hackerclub.dk is a .dk domain served by 3 nameservers (ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de). It was registered on 22 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.21.63.22 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by www4.your-server.de. 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#

3 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.second-ns.com	213.239.204.242 2a01:4f8:0:a101::b:1	ns.second-ns.com ns.second-ns.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns1.your-server.de	213.133.100.102 2a01:4f8:0:1::5ddc:1	ns1.your-server.de ns1.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.second-ns.de	193.47.99.4 2001:67c:192c::add:b3	ns3.second-ns.de ns3.second-ns.de	AS12337 noris network AG AS12337 noris network AG

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.21.63.22	7200s	static.22.63.21.65.clients.your-server.de	AS24940	Hetzner Online GmbH	65.21.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	www4.your-server.de	2a01:4f8:d0a:27bd::2 88.198.219.246	www4.your-server.de www4.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	mail.your-server.de → 78.46.5.205

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 105ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.your-server.de
_imaps._tcp	0	100	993	mail.your-server.de

📝 TXT Records#

1 records 273ms

TXT Record
v=spf1 +a +mx ?all

✉️ SPF#

Policy	Record (hackerclub.dk)
?all (neutral)	v=spf1 +a +mx ?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 2026-10-10 09:50:13

www	65.21.63.22 2a01:4f8:d0a:27bd::2 (AS24940) (address records, no CNAME)
www vs bare domain	Same network hackerclub.dk: 65.21.63.22 (AS24940) www.hackerclub.dk: 65.21.63.22 2a01:4f8:d0a:27bd::2 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

85ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026042800
Primary NS (MNAME)	ns1.your-server.de
Responsible (RNAME)	postmaster@your-server.de
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 00:54:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-07-22
Expires	2027-07-21 (269d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
cybersikkerhedsuddannelse.dk	Punktum dk A/S (direct)
cybertræning.dk	Punktum dk A/S (direct)
hackerklub.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

53ms

50ms

AAAA

44ms

TXT

273ms

CAA

50ms

HTTPS

49ms

TLSA

109ms

SOA

0ms

MTA-STS

95ms

DNSSEC

85ms

SRV

105ms

Total

763ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 00:56:08	994ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 07:46:30	810ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 22:55:35	879ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-10 09:31:25 shown	763ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 12:03:12	1292ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:46:40	674ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:41:58	522ms	3 NS 1 A 1 MX	🔓 Insecure