sertronics.dk
📜 Historical scan 2026-07-16 13:48:43  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   79ms
NameserverIP addressesPTRASN / ISP
ns.hostpoint.ch 217.26.51.254
2a00:d70:0:b::d		 ns.hostpoint.ch
ns.hostpoint.ch		 AS29097 Hostpoint AG
AS29097 Hostpoint AG
ns2.hostpoint.ch 217.26.53.254
2a00:d70:0:b::1d		 ns2.hostpoint.ch
ns2.hostpoint.ch		 AS29097 Hostpoint AG
AS29097 Hostpoint AG
ns3.hostpoint.ch 217.26.60.250
2a00:d70:0:b::b		 ns3.hostpoint.ch
ns3.hostpoint.ch		 AS29097 Hostpoint AG
AS29097 Hostpoint AG
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.26.63.20 300s wtredirect.hostpoint.ch AS29097 Hostpoint AG 217.26.48.0/20 🇨🇭 Switzerland —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover217.26.63.20
🔶 Autoconfig217.26.63.20
🔷 AAAA Records (IPv6)1 records   75ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:d70:0:a::400 300s wtredirect.hostpoint.ch AS29097 Hostpoint AG 2a00:d70:0:0:0:0:0:0/32 🇨🇭 Switzerland —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   341ms
TXT Record
v=spf1 redirect=spf-permissive.mail.hostpoint.ch
✉️ SPF
PolicyRecord (sertronics.dk)
no all — incomplete SPF v=spf1 redirect=spf-permissive.mail.hostpoint.ch
📨 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)
🔐 DNSSEC137ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1784160000
Primary NS (MNAME)ns.hostpoint.ch
Responsible (RNAME)hostmaster@hostpoint.ch
Refresh86400s
Retry7200s
Expire3628800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
79ms
A
58ms
MX
80ms
AAAA
75ms
TXT
341ms
CAA
61ms
HTTPS
70ms
TLSA
203ms
SOA
0ms
MTA-STS
117ms
DNSSEC
137ms
SRV
129ms
Total
959ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 06:18:28 2743ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-08-27 14:31:18 1031ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-08-20 20:43:48 1313ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-08-13 04:48:14 2898ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-08-06 12:47:51 8744ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-23 18:56:24 1016ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-16 13:48:43 959ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-09 21:09:31 9700ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-03 20:34:45 3205ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-25 19:24:06 922ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-21 04:19:37 716ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 14:58:30 3409ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 13:52:32 1474ms 3 NS 1 A 0 MX 🔓 Insecure View
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