DNS report for mpo.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 mpo.cz.

Nameserver IP address(es) SOA serial
alfa.ns.active24.cz. 81.95.96.2
2a02:4a8:ac24:100::96:2
2019061901
beta.ns.active24.cz. 81.0.238.27
2001:1528:151::12
2019061901
gama.ns.active24.sk. 93.188.1.228
2a02:250:0:2c::228
2019061901

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
alfa.ns.active24.cz. 81.95.96.2
2a02:4a8:ac24:100::96:2
36ms
19ms
beta.ns.active24.cz. 81.0.238.27
2001:1528:151::12
24ms
19ms
gama.ns.active24.sk. 93.188.1.228
2a02:250:0:2c::228
33ms
29ms

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 alfa.ns.active24.cz. (81.95.96.2) replied quickly (< 50ms).
  • Nameserver alfa.ns.active24.cz. (2a02:4a8:ac24:100::96:2) replied in a reasonable time.
  • Nameserver beta.ns.active24.cz. (81.0.238.27) replied quickly (< 50ms).
  • Nameserver beta.ns.active24.cz. (2001:1528:151::12) replied in a reasonable time.
  • Nameserver gama.ns.active24.sk. (93.188.1.228) replied quickly (< 50ms).
  • Nameserver gama.ns.active24.sk. (2a02:250:0:2c::228) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
alfa.ns.active24.cz. IPv4: CZ
IPv6: CZ
AS25234 - GLOBE-AS http://www.active24.cz/, CZ
AS25234 - GLOBE-AS http://www.active24.cz/, CZ
beta.ns.active24.cz. IPv4: CZ
IPv6: CZ
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ
gama.ns.active24.sk. IPv4: SE
IPv6: SE
AS39570 - LOOPIA, SE
AS39570 - LOOPIA, SE

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 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 IPv4 nameservers are distributed across multiple locations.
  • The IPv6 nameservers are distributed among multiple providers.
  • The IPv6 nameservers are distributed across multiple locations.
  • DNSSEC is enabled.
  • The nameservers are being operated from multiple domains (active24.cz, active24.sk).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A mpo.cz 1h 193.84.99.23
AAAA mpo.cz 1h 2001:af0:fff8:fff0::b
DNSKEY mpo.cz 24h ZSK | ECDSA Curve P-256 with SHA-256 | /nQy2zr3e4XOvfJLSZG3heo563nNkPruFFR3vfE1O7VWQafpjOJS+SHS BNOT8ewTOexdxeEUnwoEVvHVle5TaA==

KSK | ECDSA Curve P-256 with SHA-256 | 0EK9ChwJW+CVCvP7mizQwEnR2OJpHgbLmilGV5OyqncZoOufo9fIbVrv xT6qid/T9sAWH7KOfzItPxkVOIbRjg==
MX mpo.cz 6400s 10 bmx.cz.net.
8 barbora.mpo.cz.
8 barborb.mpo.cz.
NS mpo.cz 24h alfa.ns.active24.cz.
beta.ns.active24.cz.
gama.ns.active24.sk.
SOA mpo.cz 24h alfa.ns.active24.cz. hostmaster.active24.cz. 2019061901 10800 1800 1209600 3600
TXT mpo.cz 1h "MS=7FBD6D01B2DF4C3449395AF7D27E3DF4DF44CC97"
"v=spf1 +ip4:193.84.96.11 +ip4:212.67.71.175 +ip4:85.70.146.211 +ip4:93.185.102.48 +ip4:81.2.239.61 +ip4:80.79.22.21 +ip4:193.165.83.109 +ip4:195.250.151.66 +ip6:2001:af0:fff8:fff1::b +mx -all"
TXT _dmarc.mpo.cz 6400s "v=DMARC1\;p=quarantine\;pct=100\;"
A barbora.mpo.cz 6400s 193.84.96.12
A barborb.mpo.cz 6400s 193.84.96.9
A enterpriseregistration.mpo.cz 1h 193.84.99.25
A www.mpo.cz 1h 193.84.99.23
AAAA www.mpo.cz 1h 2001:af0:fff8:fff0::b

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.

  • Multiple MX records found.
  • MX records with different priorities found (main + fall-back mailservers).
  • The MX record for "mpo.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.
  • SPF records have been found.
  • SPF records are set up restrictively.
  • DMARC records have been found.
  • DMARC records are set up restrictively.
  • Found a root (apex) DNS record.
  • Found a www DNS record.
  • Found an IPv6 root DNS record.
  • The active nameservers match the NS records.
  • The DNS records appear to be RFC compliant.
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