retention.dk
Last scanned: 2026-08-29 09:54:38  ·  1557ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.247.81.99 3600s AS206834 Team Internet AG 104.247.80.0/22 🇨🇦 Canada
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.247.81.99
🔶 Autoconfig104.247.81.99
🔷 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 Records1 records   50ms
FlagsTagValue
0 issue letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1787921496
Primary NS (MNAME)ns1.parkingcrew.net
Responsible (RNAME)hostmaster@retention.dk
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
46ms
MX
45ms
AAAA
46ms
TXT
341ms
CAA
50ms
HTTPS
51ms
TLSA
960ms
SOA
0ms
MTA-STS
78ms
DNSSEC
113ms
SRV
102ms
Total
1557ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 09:54:38 1557ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-27 09:24:43 733ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-26 09:22:17 1590ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-25 03:09:05 2736ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-18 22:13:27 3585ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-06 19:17:43 1750ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-31 18:43:09 9639ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 17:21:05 20987ms 0 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 14:19:54 2724ms 2 NS 1 A 0 MX 🔓 Insecure View
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