nerdcafe.dk

📜 Historical scan 2026-06-26 20:28:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nerdcafe.dk is a .dk domain served by 3 nameservers (helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com). It was registered on 13 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 135.181.47.104 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.ruja.systems. 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 332ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com —	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 367ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
135.181.47.104	3599s	static.104.47.181.135.clients.your-server.de	AS24940	Hetzner Online GmbH	135.181.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 363ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3599s	mail.ruja.systems	2a01:4f9:c010:1473::1 95.216.156.129	— mail2.ruja.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 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 2026-10-08 18:34:58

www	135.181.47.104 (AS24940) (address records, no CNAME)
www vs bare domain	Same network nerdcafe.dk: 135.181.47.104 (AS24940) www.nerdcafe.dk: 135.181.47.104 (AS24940)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

438ms

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

🏷️ SOA#

347ms

Field	Value
Serial	2025120400
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 12:03:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2024-09-13
Expires	2027-09-12 (330d)

🔗 Same registrant#

1 domain

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
campsys.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

332ms

367ms

363ms

AAAA

320ms

TXT

780ms

CAA

307ms

HTTPS

361ms

TLSA

185ms

SOA

347ms

MTA-STS

393ms

DNSSEC

438ms

SRV

505ms

Total

2791ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-05 05:00:21	1374ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-26 20:28:18 shown	2791ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-26 18:10:44	1084ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 16:16:05	1262ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-18 03:45:30	1214ms	3 NS 1 A 1 MX	🔓 Insecure