richos.dk
Last scanned: 2026-08-28 10:30:28  ·  523ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
🌍 A Records1 records   46ms
📧 MX Records1 records   53ms
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)
🔐 DNSSEC80ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
48ms
A
46ms
MX
53ms
AAAA
52ms
TXT
158ms
CAA
60ms
HTTPS
49ms
TLSA
42ms
SOA
0ms
MTA-STS
56ms
DNSSEC
80ms
SRV
74ms
Total
523ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:30:28 523ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-14 06:15:31 4652ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 11:29:30 1834ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 01:11:47 650ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 07:06:21 775ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 16:28:13 1140ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 03:42:37 646ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 20:30:29 1173ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 02:23:01 544ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 03:12:11 581ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-18 02:52:06 1007ms 2 NS 1 A 0 MX 🔒 Secure View
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