Many developers host unblocked games on Google Sites , which are often less likely to be blocked than dedicated gaming domains.
They use naming variations (like unbanned g=, unbanned g_, or unbanned g-) to avoid detection by automated school filters. unbanned g minecraft new
If your search is instead about being banned from a specific Minecraft server (like Hypixel or Bedrock servers), the process is different: Minecraft 1.8 - NewGEN Unblocked Games Many developers host unblocked games on Google Sites