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IP Range Calculator



by S. Han

This is a tool mainly for web administrators. It generates the proper lines, which can be inserted into Apache's .htaccess file to block the access from a range of IP addresses.

全选(Select All / 全部選択)<Ctrl>-A<Command>-A
拷贝(Copy / コピー)<Ctrl>-C<Command>-C
粘贴(Paste / ペースト)<Ctrl>-V<Command>-V

1. Input

Enter IP Range: ~
Eg.: Eg.:

2. Output

Eigher of the following lines is OK:

For Apache:

For Firewall: