start21art.dk
Last scanned: 2026-06-27 00:20:07  ·  1128ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   58ms
NameserverIP addressesPTRASN / ISP
ns1.websupport.sk 2a10:bbc0::11
45.10.97.11		 ns1.websupport.eu
ns1.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
ns2.websupport.sk 185.71.159.12
2a02:250:3::12		 ns2.websupport.eu
ns2.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
ns3.websupport.sk 2a10:bbc0::13
45.10.97.13		 ns3.websupport.eu
ns3.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
🌍 A Records1 records   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.9.175.8 600s 8.175.9.37.in-addr.arpa.websupport.sk AS51013 WebSupport s.r.o. 37.9.168.0/21 🇸🇰 Slovakia —
📧 MX Records2 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mailin1.start21art.dk 37.9.169.110 mail-proxymxphy-8.websupport.sk AS51013 WebSupport s.r.o.
100 600s mailin2.start21art.dk 37.9.169.111 mail-proxymxphy-7.websupport.sk AS51013 WebSupport s.r.o.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverweb.prod.bts.websupport.sk → 37.9.169.172
🔶 Autoconfigweb.prod.bts.websupport.sk → 37.9.169.172
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   306ms
TXT Record
spf2.0/pra a mx include:_sid.websupport.sk ?all
v=spf1 a mx include:_spf.websupport.sk ?all
✉️ SPF
PolicyRecord (start21art.dk)
?all (neutral) v=spf1 a mx include:_spf.websupport.sk ?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)
🔐 DNSSEC90ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA50ms
FieldValue
Serial1694088048
Primary NS (MNAME)ns1.websupport.sk
Responsible (RNAME)admin@websupport.sk
Refresh7200s
Retry2048s
Expire1048576s
Minimum (neg-cache TTL)2560s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
58ms
A
70ms
MX
50ms
AAAA
64ms
TXT
306ms
CAA
49ms
HTTPS
49ms
TLSA
129ms
SOA
50ms
MTA-STS
90ms
DNSSEC
90ms
SRV
104ms
Total
1128ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-27 00:20:07 1128ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-26 09:48:54 1020ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 16:57:46 1244ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 19:19:55 1300ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-22 10:16:05 937ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 14:23:14 8467ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-18 05:42:30 1120ms 3 NS 1 A 2 MX 🔓 Insecure View
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