online CIDR and IP subnet calculator : Check host

159.203.45.42-159.203.45.43
159.203.45.42/31

159.203.45.44-159.203.45.47
159.203.45.44/30

159.203.45.48-159.203.45.63
159.203.45.48/28

159.203.45.64-159.203.45.127
159.203.45.64/26

159.203.45.128-159.203.45.255
159.203.45.128/25

159.203.46.0-159.203.47.255
159.203.46.0/23

159.203.48.0-159.203.63.255
159.203.48.0/20

IP subnet calculator 159.203.45.42-159.203.63.255