Outdated Server In Latest Minecraft Version

I wanna say this but in some multiplayer servers it always say outdated server even tho i have the most latest version 1.16.100.50 also i can't join to the same version of servers like The Hive i can't access to their server because im outdated even i have the latest version please fix this bug i really wanted to join to other servers Also im not using Beta im not on beta right now i can't even connect to my own server please i need this to be fixed