Tech terms in other forms

Here are some user-friendly descriptions of the main technical terms
regarding the website and service availability monitoring.

  • DNS

    The Domain Name System matches the URL-address of your website or service and the IP-address of the server or the virtual machine, where it works.

  • SSL/TLS

    Secure Sockets Layer and its successor Transport Layer Security are cryptographic protocols that secure communications between your customer web browser and your server.

  • HTTP Status Code

    A numeric status code (such as "404") that indicates the health of the web-server or availability of the requested resources.

  • HTTP Status Text

    A textual reason phrase (such as "Not Found") in the first line of the HTTP response (the status line) that describes the numeric status code.

  • Page response time

    The time between user's request of the webpage from your server and the moment he/she gets it.

  • Ping

    Ping is a program to send test packets to your server and count the time till its answer.

  • Port availability

    Your server runs a lot of services on different ports, e.g. 80 for HTTP or 443 for HTTPS (HTTP over SSL/TLS)...

  • Traceroute

    Traceroute is a program, that shows how the data (or request) travels over the world.

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