subnetting.net

Given any valid IP address and subnet mask, use this calculator to determine the network IP, the first and last hosts in the network, and the broadcast address.


IP Address:
Subnet Mask: e.g. /XX or 255.255.248.0
☆ Top 10 High Scores ☆
View Top 1000 All Stars
RankAll Star NameScore
1Peter3Name94
2Chao77
3Peter3Name77
4Jakub70
5Darrell69
6Francois van Niekerk64
7PFC Islam M.59
8Frostwind58
9Pavel58
10JEET56

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