DNS report for cssdomazlice.cz

This report was generated 2 weeks ago. Refresh?
A+
Connectivity
100%
Performance
100%
Resilience & Security
100%
DNS records
100%
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Connectivity: 100%

The following nameservers are available and responding correctly for DNS queries for your domain cssdomazlice.cz.

Nameserver IP address(es) SOA serial
ns.onebit.cz. 81.31.45.112
2a01:430:13::112
2019050401
ns.onebit.eu. 95.129.97.160
2a02:e98:0:2006::5f81:61a0
2019050401
ns.onebit.org. 85.118.129.55
2a01:430:203:2::55
2019050401

Good news, no warnings or errors were found.

We could not find any recommendations at this time.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • All nameservers reply with the same SOA serial number.
  • The nameserver IPs are distributed across multiple subnets.
  • All nameservers are online.
  • Nameservers are available over IPv4.
  • Nameservers are available over IPv6.

Performance: 100%

We tested each nameserver and measured the following response times.

Nameserver IP address(es) Response time
ns.onebit.cz. 81.31.45.112
2a01:430:13::112
30ms
30ms
ns.onebit.eu. 95.129.97.160
2a02:e98:0:2006::5f81:61a0
44ms
24ms
ns.onebit.org. 85.118.129.55
2a01:430:203:2::55
33ms
32ms

Good news, no warnings or errors were found.

We could not find any recommendations at this time.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • Nameserver ns.onebit.cz. (81.31.45.112) replied quickly (< 50ms).
  • Nameserver ns.onebit.cz. (2a01:430:13::112) replied in a reasonable time.
  • Nameserver ns.onebit.eu. (95.129.97.160) replied quickly (< 50ms).
  • Nameserver ns.onebit.eu. (2a02:e98:0:2006::5f81:61a0) replied in a reasonable time.
  • Nameserver ns.onebit.org. (85.118.129.55) replied quickly (< 50ms).
  • Nameserver ns.onebit.org. (2a01:430:203:2::55) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns.onebit.cz. IPv4: CZ
IPv6: CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
ns.onebit.eu. IPv4: CZ
IPv6: CZ
AS24641 - FASTER-AS, CZ
AS24641 - FASTER-AS, CZ
ns.onebit.org. IPv4: CZ
IPv6: CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ

Good news, no warnings or errors were found.

We detected some possible recommendations for you to consider. No penalties were given for these, but resolving them can give you a higher DNS score.

  • All IPv4 nameservers appear to be hosted in the same country (CZ). You might want to consider spreading the nameservers geographically.
  • All IPv6 nameservers appear to be hosted in the same country (CZ). You might want to consider spreading the nameservers geographically.
  • No CAA records found. Consider adding CAA records, as it adds increased security by limiting which Certificate Authorities can issue certificates for this domain. (more info)

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • You have more than 1 nameserver.
  • The IPv4 nameservers are distributed among multiple providers.
  • The IPv6 nameservers are distributed among multiple providers.
  • DNSSEC is enabled.
  • The nameservers are being operated from multiple domains (onebit.cz, onebit.eu, onebit.org).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A cssdomazlice.cz 1h 178.238.37.131
DNSKEY cssdomazlice.cz 1h ZSK | RSASHA1-NSEC3-SHA1 | AwEAAepLBLFkCYp+qo7qXGS9qSUNkIdXVi+orKK8yRFxqz5b8LSaB+hC Os5Tf2bpCsAjdG0GtpiAWH65s2pXtQ8gI7e0S2QWm/IYEn/2rWL62QVD +GNQ0ccnSGPSZphiTL9PUhlWUquolCD77ciEx/UvAlK0As6uINA8EV6J Mx9IWEFGOkmvvT7DDlp+i/dP50ufi9Ad3yK4ktJfviqscJhczCCNEuEq K61dHFfGjCtN9YbNlw01BeRxT0qAVsrS08fA5fcfAJcRYwjHqEuqIUOs JzDlWUiNM5ge23c2mUkqkfrIxl3tMBk67OUr+UrDX365w4UjOiWb1vvg 8jmGPtg4unk=

KSK | RSASHA1-NSEC3-SHA1 | AwEAAeXZKJfbX6I2yAQk9FA2OZX+nx7IFbM5wn5Arpse31gjEP/iL8g4 ljt337Y8xGoiV4VWrG1pkvzvswPQfuvpwat8JZ9ZNsEJ58hBGQ5lvQLy 4q066hv0PhHnCigEqFWhTAX42ELiycRpjtYni0QFpn7jSXO0p+jWjGN+ l6T2eu9jl2vb5aF1mJycRhn+/ihRsAmYzubHm6OvR4OEb0Cesf3YfYWP XqwKg3F4CxV2raDyXsIphbbmbX5uT6OWg2Ab0pKWkLI5udSgpTn+re5O hrR3w/6gzlNHPsPLy5aSBvjt9XsquD5nfJd0KiWhalWRGBdTeP9H33eC hKqUkICtuKgKcaLwI8qMspPEfT7VsWzVxa/q7rpRvmgiEqD55SUoPCIV HAS3UqmY5M4xWnMw+2Uih0pNo/jazcjQSRpj8TevfsNo6yujwx/0W1L1 sdOWoLsSXeQ22MMl/LFbaYraXwy5rv97b5ULBP2CEtQGqy5l9J7y5nSR HdYpKPAimwbXuWTs/mvSZhumg8/gjfOxCG5DSCcGDA2GHO93T0vIlgk/ ViUH21U5S9rPCyPdST+PO9L9d/5KkWji4ktnCdf44lRH1he7oDMHTHor bd4zS5ph36LNYa8YDzOrGlBAC4tf6zBbofCvL/UERZJMkezI8vP0HM14 aFgIxQtyMgj2ZPbf
MX cssdomazlice.cz 1h 0 mail5.onebit.cz.
10 mx5.onebit.eu.
NS cssdomazlice.cz 1h ns.onebit.cz.
ns.onebit.eu.
ns.onebit.org.
SOA cssdomazlice.cz 1h ns.onebit.cz. hostmaster.onebit.cz. 2019050401 43200 7200 2419200 3600
A *.cssdomazlice.cz 1h 178.238.37.131
A mail.cssdomazlice.cz 1800s 81.31.45.74
CNAME smtp.cssdomazlice.cz 1800s smtp5.onebit.cz.
A www.cssdomazlice.cz 1h 178.238.37.131

Good news, no warnings or errors were found.

We detected some possible recommendations for you to consider. No penalties were given for these, but resolving them can give you a higher DNS score.

  • No SPF records were found. SPF records limit which IPs are allowed to send mail from this domain. Even if this domain doesn't send e-mails, you should set up SPF to confirm it will never send e-mail, to prevent spoofing.
  • No DMARC records have been found. Consider configuring DMARC for improved e-mail authentication.
  • No IPv6 record has been found on the zone apex (cssdomazlice.cz). Consider enabling IPv6 in the infrastructure by adding an AAAA record on this domain.

Good news, we detected the following achievements in your DNS configuration. Each of these checks has increased your DNS Spy score.

  • Multiple MX records found.
  • MX records with different priorities found (main + fall-back mailservers).
  • The MX record for "cssdomazlice.cz" has a long TTL (1h+).
  • The MX records points to multiple mailservers.
  • The NS records have a long TTL (1h+).
  • Your SOA serial number follows the best practice YYYYMMDDxx format.
  • Found a root (apex) DNS record.
  • Found a www DNS record.
  • The active nameservers match the NS records.
  • The DNS records appear to be RFC compliant.
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