IP Range Calculator

IP区段计算器

IPレンジ計算機

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.

操作（Operation）	PC	Mac
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.: 192.168.192.0		Eg.: 192.168.255.255

2. Output

Eigher of the following lines is OK:

For Apache:
#1:
#2:

For Firewall:
#1:
#2: