online CIDR and IP subnet calculator : Check host

51.158.53.184-51.158.53.191
51.158.53.184/29

51.158.53.192-51.158.53.255
51.158.53.192/26

51.158.64.0-51.158.64.63
51.158.64.0/26

51.158.64.64-51.158.64.71
51.158.64.64/29

51.158.64.72-51.158.64.75
51.158.64.72/30

51.158.64.76-51.158.64.77
51.158.64.76/31

51.158.64.78-51.158.64.78
51.158.64.78/32

51.158.54.0-51.158.55.255
51.158.54.0/23

51.158.56.0-51.158.63.255
51.158.56.0/21

IP subnet calculator 51.158.53.184-51.158.64.78