JSFiddle - React, Tailwind, and code Playground

CSS

.success {
    color: green;
}
.error, .timeout {
    color: red;
}

JavaScript

function testImage(url, timeout) {
		return new Promise((resolve) => {  
      timeout = timeout || 5000;
      var timedOut = false, timer;
      var img = new Image();
      img.onerror = img.onabort = function() {
        if (!timedOut) {
          clearTimeout(timer);
          resolve(false);
        }
      };
      img.onload = function() {
        if (!timedOut) {
          clearTimeout(timer);
          resolve(url)
        }
      };
      img.src = url;
      timer = setTimeout(function() {
        timedOut = true;
        resolve(false)
      }, timeout); 
    })
}
    

function record(url, result) {
    document.body.innerHTML += "<span class='" + result + "'>" + 
        result + ": " + url + "</span><br>";
}

(async() => {
	
  	let images = [
      "http://www.cnn.com/foo.jpg",
      "http://photos.smugmug.com/photos/invalid344291068_HdnTo-Ti.jpg", 
      "http://photos.smugmug.com/photos/344291068_HdnTo-Ti.jpg", 
      "https://www.google.com/images/srpr/logo3w.png"
    ]
        
    
		for await( let img of images ) {
    	
      let image = await testImage( img )
      
      if( image ) {
      	record(image, "success");
        break;
      }
      else {
      	record(img, "error")
      }
    }
    
    
})();