Display of maritime traffic provided by AIS. Only vessels equipped with AIS are displayed, which excludes most fishing boats, pleasure craft, inland navigation and vessels less than 300 tons. Location: Dover Straits/English Channel. Author: fr:User:Pline
NavyRecognition provides some information on what India is doing to maintain Maritime Domain Awareness.
Since the 2008 terrorist attack on Mumbai, they have made a strong effort to monitor marine traffic. An earlier discussion and links to related topics here.
More on the Indian Maritime Domain Awareness effort. http://www.navyrecognition.com/index.php/news/defence-news/2020/november/9308-bharat-electronics-and-terma-sign-agreement-for-indian-coastal-surveilannce-system.html