contoolferiebooking.dk
Last scanned: 2026-08-27 17:13:08  ·  504ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   27ms
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   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
138.68.90.117 3600s — AS14061 DigitalOcean, LLC 138.68.64.0/18 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   44ms
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)
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082501
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
27ms
A
46ms
MX
44ms
AAAA
42ms
TXT
167ms
CAA
54ms
HTTPS
54ms
TLSA
100ms
SOA
0ms
MTA-STS
52ms
DNSSEC
85ms
SRV
57ms
Total
504ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 17:13:08 504ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 21:30:43 463ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 20:40:28 8666ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 12:41:44 960ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 05:01:43 1105ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 18:57:16 591ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 14:29:03 639ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 22:04:47 2344ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 19:13:15 1110ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 08:26:40 652ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:10:42 433ms 2 NS 1 A 0 MX 🔒 Secure View
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