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The following acronyms are used in the dashboards:
The following acronyms are used in the dashboards:
- DNSSEC :: DNS Security Extensions. See https://www.nic.cz/page/513/about-dnssec/ for details.
- ODVR :: Open DNSSEC-Validating Resolvers – a system of public resolvers operated by CZ.NIC. See https://www.nic.cz/odvr/ for details.
- QPS :: number of DNS queries per second
- QPS :: number of DNS queries per second
- QTYPE :: query type – type of the DNS resource record requested in a query
- QTYPE :: query type – type of the DNS resource record requested in a query. See [[https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#dns-parameters-4][Resource Record (RR) TYPEs]].
- RCODE :: DNS response code. See [[https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#dns-parameters-6][DNS RCODEs]].
- RTT :: round-trip time – the DNS service delay experienced by resolvers, i.e. the time span between sending a query and receiving a response.
- TCP :: Transmission Control Protocol, the most common transport layer protocol
- UDP :: User Datagram Protocol, the second-most common transport layer protocol, but currently the first choice (by far) for DNS communication
