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IP subnet calculator

uk ru

21.31.133.0-21.31.133.255
21.31.133.0/24

21.31.134.0-21.31.135.255
21.31.134.0/23

21.31.136.0-21.31.143.255
21.31.136.0/21

21.31.144.0-21.31.159.255
21.31.144.0/20

21.31.160.0-21.31.191.255
21.31.160.0/19

21.31.192.0-21.31.255.255
21.31.192.0/18

21.32.0.0-21.63.255.255
21.32.0.0/11

21.64.0.0-21.127.255.255
21.64.0.0/10

21.128.0.0-21.255.255.255
21.128.0.0/9

22.0.0.0-22.255.255.255
22.0.0.0/8