‘There Is No Full Security We Can Catch You !’ Address bar at the top said, ‘you got pwned’. It seems like The hacker used DNS hijacking and redirected to another server with the deface page. the complete message can be seen below:
  At the time of writing the Article website of whatsApp and AVG was restored but Avira is still showing the deface page. just few days back the same team hacked Leaseweb one of the world’s biggest web hosting company.

WhatsApp  Avira and AVG hacked by KDMS TEAM  Official website defaced    TechWorm - 48WhatsApp  Avira and AVG hacked by KDMS TEAM  Official website defaced    TechWorm - 4