For Nginx (snippet): https://gist.github.com/kyledrake/e6046644115f185f7af0
Neocities is already throttling the FCC, read the blog post that started this: https://neocities.org/blog/the-fcc-is-now-rate-limited
A list of previously known FCC IP's https://news.ycombinator.com/item?id=7716915
If you use MaxCDN, it's just a settings checkbox: http://blog.maxcdn.com/throttle-fcc-fight-net-neutrality/
Join the fight for Net Neutrality!