ServerList101
TheNRK: 1.7 - 1.16, Minecraft PE server
bedrock.thenrk.net
NetherGames Network, Minecraft PE server
play.nethergames.org
1510 / 1511
FallenTech PE, Minecraft PE server
fallentech.tk
205 / 206
Neoncraft, Minecraft PE server
play.neoncraft.co
3 / 1000
SkyBlockPE, Minecraft PE server
play.skyblockpe.com
16 / 50
EmperialsPE, Minecraft PE server
play.emperials.net
57 / 100
PrimeGames, Minecraft PE server
play.primegames.in
22 / 32
Cuboss Bedrock Edition, Minecraft PE server
pe.cuboss.net
AvengeTech v2, Minecraft PE server
play.avengetech.me
28 / 500
Elytra Network, Minecraft PE server
bedrock.playelytra.com
Fictional Craft Associations, Minecraft PE server
play.fcape.vn
5 / 1000
UltimateNetwork, Minecraft PE server
play.utlimatenetwork.eu:25565
AgentCraft SkyPvP faction-skyblock, Minecraft PE server
craft.pocketchunk.ml:19139
bd33330.pocket.pe:33330
Deep_Coder, Minecraft PE server
deep.mcnetwork.me:41476

Minecraft PE Skyblock servers

Skyblock is another classic gamemode that is also available on MCPE servers. After joining MC PE Skyblock server you can pick your island or join existing island, if you get invite.

Skyblock MCPE servers...

Skyblock MCPE servers tend to be a bit more difficult since you gotta be super careful not to fall of your Skyblock island. Aside from that you still have to build your own Skyblock island with just a few Minecraft PE resources.

Some Minecraft Pocket Edition Skyblock servers also provide a list of top islands and keep track of blocks and their values.