Mentely es eso espero q te ayude :)
No longer produced or used; out of date.
Time-to-live or TTL <span>tells a server how long the record should remain in the cache.
TTL is a mechanism that limits the lifetime of data in a network or a computer and prevents data packets from circulating indefinitely.
</span><span>It also improves the caching and privacy of networks and computers.</span>
You already wrote the answer. It is Additions
