prewalker.dk
📜 Historical scan 2026-06-25 08:33:48  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   310ms
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   260ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   246ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC460ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA278ms
FieldValue
Serial2026062407
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
310ms
A
260ms
MX
246ms
AAAA
190ms
TXT
562ms
CAA
248ms
HTTPS
200ms
TLSA
148ms
SOA
278ms
MTA-STS
314ms
DNSSEC
460ms
SRV
306ms
Total
2193ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 16:16:54 390ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-24 04:22:03 2221ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-26 16:08:22 515ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 11:34:35 889ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 08:33:48 2193ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 08:41:19 1146ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 05:50:19 1034ms 2 NS 1 A 0 MX 🔒 Secure View
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