Classes of computer network addresses and their default subnet masks

Popularity (by total correct streak): 9
Popularity (by number of users): 1


Class A address range 1 - 127 (revised)
Class B address range 128 - 191 (revised)
Class C address range 192 - 223 (revised)
Class A default subnet mask  
Class B default subnet mask  
Class C default subnet mask  

Quisition is a browser-based flashcard system that repeats old cards and introduces new ones at optimal time intervals. You can create your own card packs or use those developed by others.