UnstableSMP
Play with 117 other players at unstablesmp.fun.
Server Information
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Description
UnstableSMP is a Java Edition Minecraft server running on version 1.21.11 focused on competitive Lifesteal survival gameplay. The core PvP mechanics reward player kills by granting hearts from defeated opponents while penalising deaths with the loss of maximum health. Players can connect without a whitelist using the server address unstablesmp.fun to join up to 200 concurrent players. Standard survival elements remain active alongside the hostile player-versus-player environment, requiring genuine copies of the game to access.
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How to play on UnstableSMP
To play on UnstableSMP, launch Minecraft 1.21.11 and add the server address unstablesmp.fun. It runs on Java Edition. A licensed Minecraft account is required.
Expect lifesteal, pvp and survival gameplay.
117 players were online at the last check and the community averages 94 players, so you should find people to play with at peak hours.
UnstableSMP — Statistics
UnstableSMP has been online 99% of the time over the last 31 days, with a peak of 160 players connected, and an average of 94 players online. It has received 0 votes this month and 0 votes in total.
- Players online now
- 117 / 200
- Peak players (last 31 days)
- 160
- Average players online
- 94
- Uptime (last 31 days)
- 99%
- Votes this month
- 0
- Votes all time
- 0
- Version
- 26.2
- Edition
- java
- Account type
- Premium (licensed) accounts only
- Listed since
- June 2026
Server F.A.Q.
Play UnstableSMP with Minecraft Java:
- Copy the Java server IP unstablesmp.fun.
- Open Minecraft and wait for it to fully load.
- Click on “Multiplayer”, then “Add Server”.
- Paste the server's IP in the “IP Address” field.
- Click “Done”.
- Select UnstableSMP from the list and click “Join Server”.
Open the UnstableSMP vote page, enter your Minecraft username and complete the quick verification. You can vote once every day (resets at 00:00 UTC) and each vote helps UnstableSMP climb the server rankings. Many servers also give in-game vote rewards.
Yes — as are all Minecraft servers listed on MinecraftServers-List.com.
When last checked, there were 117 people playing on UnstableSMP. Up to 200 can join.
UnstableSMP's Java Edition IP Address is unstablesmp.fun.
No, UnstableSMP currently runs on Minecraft Java Edition only. You'll need the Java version of Minecraft to join.
This server hasn't listed a public support channel yet.