c3po.dk
Last scanned: 2026-08-28 03:44:16  ·  934ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
🌍 A Records2 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.81.206 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.190.234 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records4 records   71ms
🔷 AAAA Records (IPv6)2 records   44ms
🔐 HTTPS Records1 records   73ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.81.206,172.67.190.234 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:51ce,2606:4700:3035::ac43:beea
📝 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 / DANE4 records   87ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
🔐 DNSSEC88ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2413359393
Primary NS (MNAME)addilyn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
45ms
A
43ms
MX
71ms
AAAA
44ms
TXT
258ms
CAA
73ms
HTTPS
73ms
TLSA
87ms
SOA
0ms
MTA-STS
70ms
DNSSEC
88ms
SRV
76ms
Total
934ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:44:16 934ms 2 NS 2 A 4 MX 🔒 Secure View
2026-08-06 05:19:02 1905ms 2 NS 2 A 4 MX 🔒 Secure View
2026-07-28 17:54:51 10938ms 2 NS 2 A 4 MX 🔒 Secure View
2026-07-22 07:31:06 17278ms 2 NS 2 A 4 MX 🔒 Secure View
2026-07-11 09:38:46 1292ms 2 NS 2 A 4 MX 🔒 Secure View
2026-06-27 08:06:28 1035ms 2 NS 2 A 4 MX 🔒 Secure View
2026-06-25 23:13:00 1074ms 2 NS 2 A 4 MX 🔒 Secure View
2026-06-23 20:12:03 1048ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 02:43:05 3631ms 2 NS 2 A 4 MX 🔒 Secure View
2026-06-16 18:43:16 1103ms 2 NS 2 A 4 MX 🔒 Secure View
2026-06-16 18:40:59 834ms 2 NS 2 A 4 MX 🔒 Secure View
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