The unintended consequences of blocking IP addresses
Dec 16, 2022Alissa Starzak, Marwan Fayed

Summary
This post details the unintended consequences of IP address blocking as a method for content moderation, highlighting its technical limitations, opacity to users, and legal/human rights concerns. It explains how shared IP addresses lead to collateral damage, affecting thousands of legitimate websites. The post contrasts IP blocking with more precise methods like DNS manipulation or source-level content removal, and discusses the legal obligations for necessity and proportionality in blocking orders. It advocates for blocking to be a last resort and emphasizes the need for transparency regarding blocked content and the reasons behind it.
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