The UDP query protocol includes a list of all players on the server. For even moderately sized servers it is very easy for this list to exceed the MTU of the network (1500 bytes on the internet). This causes the packet to be dropped and the server to appear offline.
Comments 3
Is this still a issue in the latest version of the game(currently 1.13.1)?
If so, please add it to the affected versions, thanks!
Is this still an issue in the most recent versions (currently that is 1.12.2, or the latest 1.13 development snapshot 18w20c) of Minecraft? If so, please update the affected versions and help us keeping this ticket updated from time to time. If you are the owner/reporter of this ticket, you can modify the affected version(s) yourself.