What is TTL?


TTL can also be found as a value in an Internet Protocol packet, informing a network router on whether the packet has been in the network too long or not. TTL’s also appear in the Domain Name System.

It also dictates how long it takes for computers to refresh its DNS related information.

Technology Term:

Time To Live

Standard Definition Exists?

A mechanism that limits the lifespan or lifetime of data in a computer or network.

Accepted Acronym:


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