Your webpage contains 14 image(s) and out of which 3 don't have alt attribute.
||<img src="https://cybercontroller.com/wp-content/uploads/2017/10/map25-redish.png" alt="">
||<img src="https://cybercontroller.com/wp-content/uploads/2017/10/envelope4-green.png" alt="">
||<img src="https://cybercontroller.com/wp-content/uploads/2017/10/telephone65-blue.png" alt="">
An ALT attribute represents information about the image if it is not available or till its loading. It is a good practice to have an ALT attribute associated with all images, it helps in SEO as search engines can't see the image but can read the TITLE and ALT attributes.