cbtid.dk
Last scanned: 2026-08-31 13:59:27  ·  1214ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   87ms
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   74ms
IPTTLPTRASNISP / OrgCIDRCountryCity
194.239.195.250 43200s — AS3292 TDC Holding A/S 194.239.0.0/16 🇩🇰 Denmark —
📧 MX Records1 records   116ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover194.239.195.250
🔶 Autoconfig194.239.195.250
🔷 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)
🔐 DNSSEC246ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083101
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
87ms
A
74ms
MX
116ms
AAAA
141ms
TXT
343ms
CAA
127ms
HTTPS
121ms
TLSA
119ms
SOA
0ms
MTA-STS
149ms
DNSSEC
246ms
SRV
222ms
Total
1214ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 13:59:27 1214ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-31 22:49:20 483ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 20:01:15 2429ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 10:20:23 549ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 05:50:01 1480ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 22:19:36 483ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 19:50:25 488ms 2 NS 1 A 0 MX 🔒 Secure View
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