Website Loading Issue

Hi All,

I am new to this forum, i seriously need a proper guidance to resolve my website loading issue. My website https://ravesteinplant.nl/ take long time in loading, we have check file and for some malicious script but unable to find any issue, we fixed loading issue in other two version but we are unable to fix it for main domain.

Before few days we had same issue but at that we found some script that cause of the problem but now this time its different.

Please help us to fix the issue. Thanks in advance.

Regards.
AP