Port 11211


Port 11211 is used for the Memcached caching system. Memcached is used to store and retrieve data in memory in order to improve the performance of web applications. It is commonly used by web developers and system administrators to speed up website load times and reduce database load.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.


Port Protocol (TCP/UDP) Title Description Port Type
Port 11211 tcp memcache Memory cache service REGISTERED PORT
Port 11211 udp memcache Memory cache service REGISTERED PORT


Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
Port 11211 memcached


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