Twitter Card - Image with port not showing

cards

#1

Images without port is working. But if image with port, it won’t load.

Those images with port are not loading:

https://webro.ml:8083/images/sprite.png?1446554103https://www.findmyprofession.com:8443/uploads/5b9be7d31857d.jpg

But this image without port is loading https://www.findmyprofession.com/assets/images/job-opportunities/google.jpg

I test this link http://seo-test.webro.ml/index22.html

My twitts: https://twitter.com/alexanderMyrav1

The Documentation says to add robots.txt , but didn’t help.

index.html

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta
        name="viewport"
        content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"
    >
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <meta name="twitter:card" content="summary"/>
    <meta name="twitter:site" content="@nytimesbits"/>
    <meta name="twitter:creator" content="@nickbilton"/>
    <meta property="og:url" content="http://bits.blogs.nytimes.com/2011/12/08/a-twitter-for-my-sister/"/>
    <meta property="og:title" content="index22 A Twitter for My Sister kepa"/>
    <meta
        property="og:description"
        content="index22 the early days, Twitter grew so quickly that it was almost impossible to add new features because engineers spent their time trying to keep the rocket ship from stalling."
    />
    <meta property="og:image" content="https://www.findmyprofession.com/assets/images/job-opportunities/google.jpg"/>
    <meta
        property="og:image:secure_url"
        content="https://www.findmyprofession.com/assets/images/job-opportunities/google.jpg"
    />
    <title>Document</title>
</head>
<body>
<h1>Hi index22</h1>
</body>
</html>

robots.txt

User-agent: Twitterbot
Disallow:

User-agent: *
Disallow: /

How to make it work?


#2

If you have a port this will not work.


#3

Why? is it bug or security reason? on facebook and other social sites it works


#4

It is a design and implementation choice.