; DNS Spy report for mojeodpadky.cz

DNS report for mojeodpadky.cz

This report was generated 1 week ago. Refresh?
A+
Connectivity
100%
Performance
91%
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 mojeodpadky.cz.

Nameserver IP address(es) SOA serial
ns1.tele3.cz. 81.0.217.111
2001:1528:123::d01
1521718455
ns2.tele3.cz. 81.31.35.151
2a01:430:43::d02
1521718455
ns3.tele3.eu. 88.99.217.250
2a01:4f8:10a:42db::d03
1521718455
ns4.tele3.us. 202.5.20.173
2602:ffc5:60::1:8a68
1521718455

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: 91%

We tested each nameserver and measured the following response times.

Nameserver IP address(es) Response time
ns1.tele3.cz. 81.0.217.111
2001:1528:123::d01
33ms
25ms
ns2.tele3.cz. 81.31.35.151
2a01:430:43::d02
31ms
22ms
ns3.tele3.eu. 88.99.217.250
2a01:4f8:10a:42db::d03
23ms
20ms
ns4.tele3.us. 202.5.20.173
2602:ffc5:60::1:8a68
142ms
150ms

We detected the following errors or warnings about your DNS configuration. These caused your DNS rating to be lowered. Resolving these will grant a higher DNS Spy rating for your domain.

  • Nameserver ns4.tele3.us. (2602:ffc5:60::1:8a68) replied, but took too long (150ms). This will severely impact performance.

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.

  • Nameserver ns4.tele3.us. (202.5.20.173) replied reasonably fast (< 150ms), but you should aim for < 50ms response times.

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

  • Nameserver ns1.tele3.cz. (81.0.217.111) replied quickly (< 50ms).
  • Nameserver ns1.tele3.cz. (2001:1528:123::d01) replied in a reasonable time.
  • Nameserver ns2.tele3.cz. (81.31.35.151) replied quickly (< 50ms).
  • Nameserver ns2.tele3.cz. (2a01:430:43::d02) replied in a reasonable time.
  • Nameserver ns3.tele3.eu. (88.99.217.250) replied quickly (< 50ms).
  • Nameserver ns3.tele3.eu. (2a01:4f8:10a:42db::d03) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns1.tele3.cz. IPv4: CZ
IPv6: CZ
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ
AS15685 - CASABLANCA-AS Internet & Collocation Provider, CZ
ns2.tele3.cz. IPv4: CZ
IPv6: CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
AS24971 - MASTER-AS Czech Republic / www.master.cz, CZ
ns3.tele3.eu. IPv4: DE
IPv6: DE
AS24940 - HETZNER-AS, DE
AS24940 - HETZNER-AS, DE
ns4.tele3.us. IPv4: US
IPv6: US
AS7489 - HOSTUS-GLOBAL-AS HostUS, HK
AS7489 - HOSTUS-GLOBAL-AS HostUS, HK

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 (tele3.cz, tele3.eu, tele3.us).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A mojeodpadky.cz 7199s 77.93.200.2
DNSKEY mojeodpadky.cz 7200s ZSK | ECDSA Curve P-384 with SHA-384 | 891N8bOEnSzhJuKP32+JvyIYL1hEo3x6oe4yPVTMy7qQ4vQ0WVxW20Q/ RSliInWTR3FYysIkymxHyTATjT4wu1v6/G9d9nsfJmvUptGwvFHDOXq4 piSY4ux8eHH/Vm8t

KSK | ECDSA Curve P-384 with SHA-384 | KcQLiJh/xgs8ljE0tgkTt/3TlYEAb89Ng1YCRBFoS1OGVfOGduqQpDTx qQA9LvjpzJBPvRtbJPuy/72ZsItKRZ4UDUkG9zde+sNXcOa/v+kS0kUA ylBbSix0XFH3AXW3
MX mojeodpadky.cz 7199s 1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
NS mojeodpadky.cz 7199s ns1.tele3.cz.
ns2.tele3.cz.
ns3.tele3.eu.
ns4.tele3.us.
SOA mojeodpadky.cz 7199s ns1.tele3.cz. root.tele3.cz. 1521718455 28800 7200 1209600 43200
CNAME *.mojeodpadky.cz 7199s mojeodpadky.cz.
CNAME mail.mojeodpadky.cz 7199s mojeodpadky.cz.
CNAME www.mojeodpadky.cz 7199s mojeodpadky.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.

  • 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 (mojeodpadky.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 records have 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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