Zalmarath PoE 2 - Glitched Hit Box/No Damage Mele

Clip of my fight with Zalmarath, The Colossus on Path of Exile 2, this shows a period of the fight where the bosses hit box glitched or maybe a server issue as I did start doing damage again, but about 5 min period where the boss took little to no damage as it seemed the hitbox disapeared