network query

IPv4 interval to CIDR

Break down the starting and ending IPv4 address intervals into the minimum CIDR network segments that are precisely covered.

IPv4 interval to CIDR User manual

  1. Fill in the parameters or select the file according to the form, and check the unit and format first.
  2. 192.168.1.0 to 192.168.1.255 are converted to 192.168.1.0/24.
  3. Click the processing button to view the results, you can copy or download and save.

Calculation method and processing rules

The maximum binary block is selected step by step according to the address alignment and the length of the remaining intervals.

scope of use

Only the address range is calculated offline, and the network is not scanned.

Will the input content be saved on the server?

This tool handles input in the browser, and does not upload files or form content. Typing practice scores are only saved in the native browser.

Why may the result be different from other tools?

Only the address range is calculated offline, and the network is not scanned. Please compare the input unit, rounding method, applicable rules and data version first.