The website of Chennai customs department has been hacked and is not accessible.
A Google search for www.chennaicustoms.gov.in throws up the information that the site has been "struck by Faisal 1337".
The site's cached image shows the Indian flag in flames (http://webcache.googleusercontent.com/search?qcache:http://www.chennaicustoms.gov.in/&strip0&vwsrc0) and messages: "We are Team Pak Cyber Attacker", "Security is just an illusion", and www.Faisal1337.com.
Officials of Chennai Customs were not available for comments.