As of now it is the RB(MC 1.2.5)
Quantumcraft is a server which is maintained by Hridaysabz. We have different ranks and we will soon be introducing towns and economy. We are very very grateful to people who play on our server and will treat them in the best way possible.We run on 4 gbs so you can rest assured that we will try our best to keep minimal lag. He is on most of the time to help. The staff is also on very frequently. The server is very vibrant and for everyone. Although, we have zero-tolerance policy against griefing, raiding or cheating. You can rest assured that you will have a good time playing. If you're looking for a grief-free place to hang, build and adventure, then look no further. The staff here at quantumcraft will take strict action against offenders. Spoiling other people's fun is pointless and ruins the fun. The folks here are sure to make this much more fun. You have my word that you will stop visiting other servers and just stick on this. The server also houses the youtube team on the account www.youtube.com/megaflights we are nothing, without YOUR support. With almost no banned items, This server lets you explore tekkit to it's limits. The staff is friendly and knowledgeable.
We are on skype so it is very very easy to contact staff.