Thanks! 
I alredy try this tool. I spend more than tree days to reed and tre to fix this problem… This is one of my blogpost https://www.petrovkartini.com/евтини-картини-онлайн
Facebook show evrything but won’t preview the image. I see somewhere in faceboot tools that the url of image give error 403 ==>>https://cdn.petrovkartini.com/uploads/2018/11/Eвтините-картини-онлайн.jpg
I used yaost SEO plugin and never have problem with sharing links in social media and preview image. Since I try some settings in Cloudflare (I can’t remeber wich one) i have this problem ==>>Social media won’t show images from my website… 
I will by very greatfull for any help…