C类IP检测工具
关于 C类IP检测工具
使用我们的免费工具检查任意域名的C类IP范围，识别同一IP段内的网站，避免与不良网站为邻。
请输入最多40个域名（每个域名需单独一行）
Frequently asked questions
Is the Class C IP Checker free?
This tool requires an active one-time membership to use - pay once and unlock this tool plus every other gated tool on the site, no subscription, no ads.
Why does Class C IP range matter for SEO?
Some SEOs check whether multiple sites (like a private blog network) share the same Class C IP block, since search engines can potentially detect and discount link networks hosted on the same IP range.
What is a Class C IP block?
It's the first three segments of an IPv4 address (e.g. 192.168.1.x) - sites sharing that block are typically hosted on the same physical server or hosting provider's IP range.
