Moses Itauma is now ranked at No.1 by two of the four major sanctioning bodies.
The Chatham southpaw was already in pole position in the WBO ratings, and he has now been elevated to the top spot with the WBA as well.
WBA interim champion Fabio Wardley sits ahead of him in the pecking order for a world title shot.
However, the Ipswich puncher is likely to be stripped of his belt if a fight with WBO mandatory Joseph Parker gets over the line .
Regardless, Itauma finds himself in an extremely strong position with both the WBA and WBO to campaign for a shot at Oleksandr Usyk 's undisputed crown.
Itauma was ranked at No.2 in July but he has since swapped positions with the previous No.1, Michael Hunter, in the most recent rankings update.
Hunter is due to face Kubrat Pulev for th