878B228555450DB105867ED64BC64A36.2E39EC599EDD6DFD0015B3EA83ED7CD4.WDJWy0Wt.sectigo.com. AXFR zone transfer

Not an apex domain The domain 878B228555450DB105867ED64BC64A36.2E39EC599EDD6DFD0015B3EA83ED7CD4.WDJWy0Wt.sectigo.com. is not the root of its zone.
Instead, try zone transfer on sectigo.com .