May 2021

TTL

TTL meaning and definition

Time is a critical factor to be considered almost for everything. Every project, business, process, fixing, etc., you try is marked by a specific time. Computing and networking are not exceptions. Lots of processes must happen in determined periods of time, actually in milliseconds, to be considered efficient and successful. 

TTL meaning and definition

The letters TTL are the initials for time-to-live. It is the value that points to the exact period of time or number of hops that data packet is configured to be alive on a network or in the cache memory. Once that time expires, or it hops the number of times, routers will discard it. There are different kinds of data-chunks, and they all work with their specific TTL. Meaning, the time such data will be held in a device to complete determined tasks or functions.  

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DNS AAAA record

AAAA record explained

Domain Name System (DNS) is very important for the Internet to be as simple and friendly as it is right now. DNS is a game where different players have a position to cover for everything to work smoothly. DNS records are among those players. They play a key role in making domain names accessible. Without DNS records like AAAA, the DNS resolution could not be possible. In other words, the process in which domain names are linked to their corresponding IP addresses.

What is an AAAA record?

AAAA record is a DNS resource record. Whenever a domain name is requested, this record has to link such a domain name with its corresponding IP address in order for the site to be served and accessed. 

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