DNS report for massumavsko.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 massumavsko.cz.

Nameserver IP address(es) SOA serial
ns.onebit.cz. 185.65.223.35
2a00:1e40:a:53::5
2024020501
ns.onebit.eu. 217.31.48.201
2001:1ab0:7e1e:2::5
2024020501
ns.onebit.org. 178.62.60.201
2a03:b0c0:1:d0::1090:2001
2024020501

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. 185.65.223.35
2a00:1e40:a:53::5
31ms
35ms
ns.onebit.eu. 217.31.48.201
2001:1ab0:7e1e:2::5
31ms
35ms
ns.onebit.org. 178.62.60.201
2a03:b0c0:1:d0::1090:2001
39ms
35ms

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. (185.65.223.35) replied quickly (< 50ms).
  • Nameserver ns.onebit.cz. (2a00:1e40:a:53::5) replied in a reasonable time.
  • Nameserver ns.onebit.eu. (217.31.48.201) replied quickly (< 50ms).
  • Nameserver ns.onebit.eu. (2001:1ab0:7e1e:2::5) replied in a reasonable time.
  • Nameserver ns.onebit.org. (178.62.60.201) replied quickly (< 50ms).
  • Nameserver ns.onebit.org. (2a03:b0c0:1:d0::1090:2001) replied in a reasonable time.

Resilience & Security: 100%

These are the locations and providers of your nameservers.

Nameserver Location ISP
ns.onebit.cz. IPv4: SK
IPv6: SK
AS48689 - WEBGLOBE-SK-AS, SK
AS48689 - WEBGLOBE-SK-AS, SK
ns.onebit.eu. IPv4:
IPv6: CZ

AS29134 - IGNUM-AS Czech Republic, CZ
ns.onebit.org. IPv4: US
IPv6: US
AS14061 - DIGITALOCEAN-ASN, US
AS14061 - DIGITALOCEAN-ASN, US

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 (onebit.cz, onebit.eu, onebit.org).

DNS records: 100%

Our scans detected the following publicly available DNS records.

Record TTL Value
A massumavsko.cz 1h 62.109.150.87
AAAA massumavsko.cz 1h 2001:1ab0:7e1e:150:62:109:150:87
DNSKEY massumavsko.cz 7200s ZSK | ECDSA Curve P-256 with SHA-256 | o6C2y+ff97YGYk12NxFxU2xP8kwX1tCgDPZm64u0na21c4lo8WdKzwI5 56Bw/Px6bGohHfv/M74mgiUMNkjyrg==

KSK | ECDSA Curve P-256 with SHA-256 | nRNOQe8d0hhLWZgcmMzckL/1z+CJSFzP/cbkWSi5kwkfTRdUoKCBU0DD 1xz8+TvS67yBM8/ZV00utWWEKDp+dA==
MX massumavsko.cz 1h 0 massumavsko-cz.mail.protection.outlook.com.
NS massumavsko.cz 7200s ns.onebit.cz.
ns.onebit.eu.
ns.onebit.org.
SOA massumavsko.cz 7200s ns.onebit.cz. hostmaster.onebit.cz. 2024020501 43200 7200 604800 3600
TXT massumavsko.cz 1h "MS=ms27453076"
"v=spf1 include:spf.protection.outlook.com -all"
TXT _dmarc.massumavsko.cz 5m "v=DMARC1; p=none;"
A *.massumavsko.cz 1h 62.109.150.87
A admin.massumavsko.cz 1h 185.28.193.56
CNAME autodiscover.massumavsko.cz 1h autodiscover.outlook.com.
TXT default._domainkey.massumavsko.cz 1h "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCZWQOS4my8Poh1voBufMRA8gImhaCyVgaEoYMSAtN8wQK/HQnyyHMBJTKYGp8OJ/a9dyQ2/RPDDrbEJKm7XplSNguamZ4VHeZ9ZA12tLgUdVF9QZx6pUUrvB15AN4vIcrbZq0J+ywHF4srJc45EsrDJ6MXtw/6U1MJnS7K0sA9SwIDAQAB"
CNAME lyncdiscover.massumavsko.cz 1h webdir.online.lync.com.
A mail.massumavsko.cz 1h 62.109.150.87
AAAA mail.massumavsko.cz 1h 2001:1ab0:7e1e:150:62:109:150:87
CNAME msoid.massumavsko.cz 1h clientconfig.microsoftonline-p.net.
CNAME sip.massumavsko.cz 1h sipdir.online.lync.com.
A www.massumavsko.cz 1h 62.109.150.87
AAAA www.massumavsko.cz 1h 2001:1ab0:7e1e:150:62:109:150:87

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.

  • You have DMARC records configured, but the "p=none" policy only triggers reports to your e-mail address, the receiver is instructed to not take actions.

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

  • Single MX record but with multiple IPs associated to it.
  • The MX record for "massumavsko.cz" has a long TTL (1h+).
  • 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.
  • 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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