cervelo.dk
Last scanned: 2026-08-25 14:38:00  ·  1246ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   84ms
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   81ms
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   58ms
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)
🔐 DNSSEC219ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082401
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
84ms
A
81ms
MX
58ms
AAAA
78ms
TXT
305ms
CAA
93ms
HTTPS
67ms
TLSA
84ms
SOA
0ms
MTA-STS
136ms
DNSSEC
219ms
SRV
135ms
Total
1246ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 14:38:00 1246ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 12:12:08 4619ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 22:57:43 11554ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 23:51:23 2443ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 11:22:07 8661ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 00:41:46 9437ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 14:17:07 509ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 19:44:13 543ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 03:40:15 809ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 20:10:56 661ms 2 NS 1 A 4 MX 🔒 Secure View
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