Server host for network

The utility model discloses a server host for a network in the technical field of network equipment, which comprises a first host box, one side of the lower end of the first host box is fixedly connected with a support frame, a second host box is sleeved inside one side of the first host box in a sliding manner, sliding rails are fixedly arranged on two sides inside the first host box, and the sliding rails are connected with the support frame. Sliding blocks are fixedly connected to the two sides of the outer wall of the second mainframe box, a fixing device is arranged at the upper end of the first mainframe box, a connecting column is fixedly connected to one side of the lower end of the second mainframe box, and universal wheels are fixedly connected to the lower end of the connecting column. According to the arrangement, the internal space is changed through relative expansion of the first mainframe box and the second mainframe box, compared with an original mainframe box with the same size, when the mai