nerdcave.dk
Last scanned: 2026-08-25 07:07:03  ·  2650ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   58ms
NameserverIP addressesPTRASN / 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
oxygen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   71ms
IPTTLPTRASNISP / OrgCIDRCountryCity
135.181.47.104 3600s static.104.47.181.135.clients.your-server.de AS24940 Hetzner Online GmbH 135.181.0.0/16 🇫🇮 Finland Helsinki
📧 MX Records1 records   66ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail2.ruja.dk 2a01:4f9:c010:1473::1
95.216.156.129		 mail2.ruja.dk
mail2.ruja.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover135.181.47.104
🔶 Autoconfig135.181.47.104
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   416ms
TXT Record
google-site-verification=BQTHuDUy0eiKWkTKgRGxnYocyddacn4wc5FhJi2z67M
v=spf1 ip4:95.216.156.129 ip6:2a01:4f9:c010:1473::1/128 mx -all
✉️ SPF
PolicyRecord (nerdcave.dk)
-all (hard fail) v=spf1 ip4:95.216.156.129 ip6:2a01:4f9:c010:1473::1/128 mx -all
📨 DMARC
PolicyRecord (_dmarc.nerdcave.dk)
p=none (monitor only) v=DMARC1; p=none
📬 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC121ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025120400
Primary NS (MNAME)hydrogen.ns.hetzner.com
Responsible (RNAME)dns@hetzner.com
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
58ms
A
71ms
MX
66ms
AAAA
82ms
TXT
416ms
CAA
79ms
HTTPS
60ms
TLSA
157ms
SOA
0ms
MTA-STS
231ms
DNSSEC
121ms
SRV
126ms
Total
2650ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 07:07:03 2650ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-29 01:02:52 1366ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 20:47:52 1122ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 09:00:26 1182ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 04:32:37 1062ms 3 NS 1 A 1 MX 🔓 Insecure View
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