bookman.dk
Last scanned: 2026-08-26 16:33:05  ·  785ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   73ms
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   69ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.201.225.24 300s mail.cloudserver955.com AS24940 Hetzner Online GmbH 195.201.0.0/16 🇩🇪 Germany Nuremberg
📧 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
📝
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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC117ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025102900
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
73ms
A
69ms
MX
78ms
AAAA
103ms
TXT
352ms
CAA
48ms
HTTPS
55ms
TLSA
74ms
SOA
0ms
MTA-STS
104ms
DNSSEC
117ms
SRV
112ms
Total
785ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 16:33:05 785ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-29 20:55:47 766ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 19:49:13 713ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 19:12:39 1101ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 16:08:35 373ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 16:06:03 1363ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 16:04:40 2407ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 16:01:01 480ms 3 NS 1 A 0 MX 🔓 Insecure View
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