DNS report for mu-lostice.cz

This report was generated 1 week 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 mu-lostice.cz.

Nameserver IP address(es) SOA serial
ns1.regzone.cz. 217.198.113.10
2a00:19a0:3:71:0:d9c6:710a:1
2021100701
ns1.regzone.de. 23.92.29.43
2600:3c02::f03c:91ff:fedb:a6e7
2021100701
ns1.regzone.info. 81.0.233.10 2021100701

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
ns1.regzone.cz. 217.198.113.10
2a00:19a0:3:71:0:d9c6:710a:1
31ms
31ms
ns1.regzone.de. 23.92.29.43
2600:3c02::f03c:91ff:fedb:a6e7
115ms
119ms
ns1.regzone.info. 81.0.233.10 35ms

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.

  • Nameserver ns1.regzone.de. (23.92.29.43) 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.regzone.cz. (217.198.113.10) replied quickly (< 50ms).
  • Nameserver ns1.regzone.cz. (2a00:19a0:3:71:0:d9c6:710a:1) replied in a reasonable time.
  • Nameserver ns1.regzone.de. (2600:3c02::f03c:91ff:fedb:a6e7) replied in a reasonable time.
  • Nameserver ns1.regzone.info. (81.0.233.10) replied quickly (< 50ms).

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns1.regzone.cz. IPv4: CZ
IPv6: CZ
AS34222 - ZONER-AS, CZ
AS34222 - ZONER-AS, CZ
ns1.regzone.de. IPv4: US
IPv6: US
AS63949 - LINODE-AP Linode, LLC, US
AS63949 - LINODE-AP Linode, LLC, US
ns1.regzone.info. IPv4: CZ AS15685 - CASABLANCA-AS Internet & Collocation Provider, 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 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 (regzone.cz, regzone.de, regzone.info).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A mu-lostice.cz 1h 109.123.222.153
DNSKEY mu-lostice.cz 1h ZSK | ECDSA Curve P-256 with SHA-256 | VPzTauKlPJt/+RN11Lrnb9AMWC+fiDq5SgTWIm6pAAPn7td6oxzWpYT5 6KOuaGQwLP+qPJJ3EFEltSfX5RZpZw==

KSK | ECDSA Curve P-256 with SHA-256 | IfnvmzpVHZgfjjlGUTtm5BKvcgOSz4HXRFIjbyJVRkShLQpntszfAi69 vNtHW3Amtt6t7PzGrooWhrKKikL+mw==
MX mu-lostice.cz 1h 10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
20 alt2.aspmx.l.google.com.
30 aspmx2.googlemail.com.
30 aspmx3.googlemail.com.
30 aspmx4.googlemail.com.
30 aspmx5.googlemail.com.
NS mu-lostice.cz 1h ns1.regzone.cz.
ns1.regzone.de.
ns1.regzone.info.
SOA mu-lostice.cz 1h ns1.regzone.cz. administrator.czechia.cz. 2021100701 10800 1800 1814400 3600
TXT mu-lostice.cz 1h "k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCiRsX5mEb539fLxAmJoWTYFqdofsug9laU957T45uINvpjgsQ0OJk275FeNy/azcqkkLkI6EDRcO2vgbGg3iyZtbqGMiVto45VQvOFFZNPs6qWs35kTG3U1rMnf26jN4Xm2cW6o+o9Gr+pzp02Y339erb1Jfof8kb+oUgzW+KZFwIDAQAB"
"v=spf1 ip4:90.176.243.113 include:_spf.google.com"
A ftp.mu-lostice.cz 1h 217.198.116.188
AAAA ftp.mu-lostice.cz 1h 2a00:19a0:3:74:0:d9c6:74bc:1
CNAME mail.mu-lostice.cz 1h ghs.google.com.
A vpn.mu-lostice.cz 1h 90.176.243.113
A www.mu-lostice.cz 1h 109.123.222.153

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 DMARC records have been found. Consider configuring DMARC for improved e-mail authentication.
  • No IPv6 record has been found on the zone apex (mu-lostice.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 "mu-lostice.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.
  • 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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