rfc1459.dk
Last scanned: 2026-08-31 19:32:06  ·  624ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   31ms
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   27ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.17.197.79 43200s divine.unworldly.nl AS60781 LeaseWeb Netherlands B.V. 85.17.0.0/16 🇳🇱 The Netherlands Haarlem
📧 MX Records1 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   25ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:1af8:4100:a089:2::1 43200s — AS60781 LeaseWeb Netherlands B.V. 2001:1af8:0:0:0:0:0:0/32 🇳🇱 The Netherlands —
🔐 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)
🔐 DNSSEC98ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
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
31ms
A
27ms
MX
26ms
AAAA
25ms
TXT
103ms
CAA
31ms
HTTPS
25ms
TLSA
270ms
SOA
0ms
MTA-STS
38ms
DNSSEC
98ms
SRV
35ms
Total
624ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 19:32:06 624ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 11:51:43 843ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 17:28:10 914ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-30 20:42:06 16704ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 12:51:28 4863ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 21:31:56 2214ms 2 NS 1 A 0 MX 🔒 Secure View
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