Hello,
Thank you for contacting Rank Math and bringing your concern to our attention. I’m sorry for any inconvenience this issue may have caused you.
Could you please share the redirect you have added so we can check as well?
Source:
Redirect type:
Destination URL:
Meanwhile, I’ve tried replicating the issue on our test install, but even though it was getting replaced by space, the exact type redirect is still working

Looking forward to helping you.
Thank you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.