Revert "For deterministic IPs, check if the designated node can host the ip before"

Revert "For deterministic IPs, check if the designated node can host the ip before"

This reverts commit 5e60aad0e19cabb29c3be191698e10049da151c7.

This change lowers the "flapping" but at the expense of less balance.
Keeping the system balancved is likely better than minimizing the amount of flapping
for this configuration