ztb.dk
📜 Historical scan 2026-07-01 13:45:04  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverduckdns.0xd8.dk → 178.155.240.21
🔶 Autoconfigduckdns.0xd8.dk → 178.155.240.21
🔷 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)
🔐 DNSSEC69ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA37ms
FieldValue
Serial2026061201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
37ms
MX
42ms
AAAA
35ms
TXT
379ms
CAA
37ms
HTTPS
41ms
TLSA
133ms
SOA
37ms
MTA-STS
268ms
DNSSEC
69ms
SRV
266ms
Total
1007ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 11:50:34 2872ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-23 18:06:36 6692ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-19 01:52:01 1911ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-13 18:09:29 8934ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-08 20:41:32 3725ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-01 13:45:04 1007ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-24 14:05:22 3742ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-24 05:33:59 1156ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 14:36:11 1931ms 2 NS 1 A 0 MX 🔒 Secure View
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