c3secure.dk
📜 Historical scan 2026-06-16 18:47:12  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   77ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 — domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 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)
🔐 DNSSEC61ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA47ms
FieldValue
Serial2026052501
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
71ms
A
77ms
MX
71ms
AAAA
39ms
TXT
147ms
CAA
36ms
HTTPS
97ms
TLSA
107ms
SOA
47ms
MTA-STS
75ms
DNSSEC
61ms
SRV
0ms
Total
389ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 05:58:00 173ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-28 20:34:57 159ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-27 19:57:06 168ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-26 17:43:18 10051ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-15 13:59:54 2519ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-26 10:53:59 632ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 12:25:08 506ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 05:34:22 781ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 16:25:50 1155ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 18:47:12 389ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 18:40:17 560ms 2 NS 1 A 0 MX 🔒 Secure View
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