The operators of Hdhub4u constantly change their domain extension to avoid government bans (e.g., .com, .net, .vip, .live). If you see a link for look for these red flags:
While the site claims to offer "free" content, the reality is far more complex and dangerous than simply violating copyright law. Hdhub4u Chak De India Free
Watch Chak De India Online - A Highly Acclaimed Bollywood Sports Drama! The operators of Hdhub4u constantly change their domain
"Hdhub4u Chak De India Free" appears to reference downloading or streaming the film Chak De! India from an online site (Hdhub4u) that distributes movies—likely infringing content. Do you want: Hdhub4u Chak De India Free
Hdhub4u exploits this gap by offering the film in various file sizes (from 300MB to 2GB) tailored for mobile users.