btt.dk
Last scanned: 2026-07-21 14:19:45  ·  41459ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   8088ms
NameserverIP addressesPTRASN / ISP
ns1.sedoparking.com 3.130.216.63
91.195.241.8		 ec2-3-130-216-63.us-east-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
ns2.sedoparking.com 34.211.188.210
91.195.240.8		 ec2-34-211-188-210.us-west-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
🌍 A Records1 records   8057ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.190.63.222 14399s — AS47846 SEDO GmbH 64.190.62.0/23 🇩🇪 Germany —
📧 MX Records1 records   8063ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s localhost — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover64.190.63.222
🔶 Autoconfig64.190.63.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   8293ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (btt.dk)
-all (hard fail) v=spf1 -all
📨 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)
🔐 DNSSEC8530ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA8063ms
FieldValue
Serial2018051601
Primary NS (MNAME)ns1.sedoparking.com
Responsible (RNAME)hostmaster@sedo.de
Refresh86400s
Retry10800s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
8088ms
A
8057ms
MX
8063ms
AAAA
8081ms
TXT
8293ms
CAA
8074ms
HTTPS
8085ms
TLSA
41ms
SOA
8063ms
MTA-STS
97ms
DNSSEC
8530ms
SRV
8090ms
Total
41459ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-21 14:19:45 41459ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-06 08:44:33 2303ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-04 23:19:47 2977ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-02 22:42:08 442ms 1 NS 0 A 0 MX ❓ Unknown View
2026-06-21 04:02:29 492ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 05:29:38 522ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 22:52:49 2181ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 19:44:24 2186ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 17:50:39 1976ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 17:34:49 826ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 17:31:02 364ms 0 NS 0 A 0 MX ❓ Unknown View
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