Drill network-address questions with a fresh generated problem every round.
What is the network address of 11.228.53.130/27?
The network address is the IP with all host bits zeroed. Score tracks how many you answer correctly.
192.168.1.77/24 → network 192.168.1.0Each checked answer adds one to your total; correct answers add one to your score. Reset clears both.
No. Questions generate instantly in your browser, unlimited and free.