sleepingoptimum.dk
Last scanned: 2026-09-01 05:03:56  ·  10224ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   93ms
NameserverIP addressesPTRASN / ISP
ns1.hostido.net.pl 185.110.51.16
2a01:7400:1:1691:0:1:16:1		 ns1.hostido.net.pl
ns1.hostido.net.pl		 AS47544 IQ PL Sp. z o.o.
AS47544 IQ PL Sp. z o.o.
ns2.hostido.net.pl 46.248.165.23 ns2.hostido.net.pl AS47544 IQ PL Sp. z o.o.
ns3.hostido.net.pl 178.162.240.114
2a00:c98:400f:109:1c00:46ff:fe00:908		 ns3.hostido.net.pl
ns3.hostido.net.pl		 AS28753 Leaseweb Deutschland GmbH
AS28753 Leaseweb Deutschland GmbH
🌍 A Records1 records   79ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.110.51.208 3600s plutoc.hostido.net.pl AS47544 IQ PL Sp. z o.o. 185.110.50.0/23 🇵🇱 Poland —
📧 MX Records1 records   108ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.sleepingoptimum.dk 185.110.51.208 plutoc.hostido.net.pl AS47544 IQ PL Sp. z o.o.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   409ms
TXT Record
v=spf1 a mx include:spf.hostido.pl -all
✉️ SPF
PolicyRecord (sleepingoptimum.dk)
-all (hard fail) v=spf1 a mx include:spf.hostido.pl -all
📨 DMARC
PolicyRecord (_dmarc.sleepingoptimum.dk)
p=quarantine v=DMARC1; p=quarantine; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC9103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024101401
Primary NS (MNAME)ns1.hostido.net.pl
Responsible (RNAME)hostmaster@sleepingoptimum.dk
Refresh86400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
93ms
A
79ms
MX
108ms
AAAA
92ms
TXT
409ms
CAA
102ms
HTTPS
121ms
TLSA
129ms
SOA
0ms
MTA-STS
117ms
DNSSEC
9103ms
SRV
134ms
Total
10224ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 05:03:56 10224ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 07:54:53 1225ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 20:16:01 950ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 11:41:56 2381ms 3 NS 1 A 1 MX 🔓 Insecure View
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