Class C Checker -- FREE --
This free Class C Checker tool allows you to check if some sites are hosted on the same Class C IP Range.
This Class C Checker may be used in these cases:
- You own several cross-linked sites:
it may be more efficient (for SEO purposes) to host them on different Class C IP ranges (this is only an advice, not a must do) - You're going to get new links from different sites
check if they share the same class C IP range