Twitter has launched its own Twitter cards and if its robots can't find any on a website they use the Facebook open graph meta tags instead so with this tool you will check twiter graph.
Understanding the functioning of Open Graph tags, Twitter Cards, and their stake in your SEO has become essential. This will allow you to be impactful when sharing your content on social networks and will be a plus for your SEO.
A Twitter card is a technical optimization that enriches your tweets with media data from your website. When someone shares a link, the posted tweet will be accompanied by information in a multimedia format previously chosen by the author.
Twitter Cards make content more attractive because it automatically illustrates your web links that you share. Each card has a built-in content assignment, which displays the appropriate Twitter accounts for the content specified by you. Users will be able to track and view the profiles of assigned accounts directly from the card. This makes it easier for the user to read by automatically illustrating shared web links without inputting a number of characters on the tweet. A tweet with metadata increases visibility and therefore virality among followers.
If your site is in WordPress, you might face Twitter card image not showing WordPress error. You will need to look at your site’s code and correct it. Or you face Twitter not showing pictures or Twitter image not loading, check your code and make the necessary corrections to it. Twitter has opened up a new avenue for advertisers with Twitter cards.