Fun times playing on the server, I personally recreated my portal in the nether to make it more precise to the location in the over-world also to make my life a bit easier to create a complete new tunnel from the hub to my base.
The fun fact is that I recreated my portal in the nether around layer 118, for anyone wanting to create his/her portal at the same level my tip to you is don't do it.
The reason is, when you go through the portal from the over-world to the nether you will see this;
Lucky we got /home bed otherwise I would be stuck there for life!
Have a warm day,
Alexander