TTLWerte
TTLWerte is the German term for time-to-live values used across information technology to control how long data items may be kept before becoming stale. The exact meaning depends on the context, but the underlying idea is consistent: a countdown or deadline after which the item is considered invalid or in need of refresh.
In the Domain Name System, TTL is a field in resource records that specifies how long resolvers
In IPv4, TTL is an eight-bit field in the IP header that decrements by one at each
TTL values are also used in caching systems (such as memcached or Redis) and in messaging or
Choosing TTL values involves a trade-off between data freshness and performance. Longer TTLs reduce external lookups