Here is the collection of all working backqueries based on facebook and twitter ip. Use them for unlimited free download on 3G AND 2G network.

?a3.twimg.com/dheeraj

2.?a3.twimg.com/singup

3.?si0.twimg.com/app?

4.?top.twimg.com/shiri?

5.?gprscracks.tk.twimg.com/ar_sh

6.?upload.twimg.com/cini?

7.?mega.twimg.com/speed.net

8.?0.facebook.com/home.php?_rdr

9.?m.facebook.com/airtelsoccer

10.?www.facebook.com/pages/browser.php

11.?m=0.facebook.com/zout=1

12.?www.facebook.com/blog.php?

13.?d.facebook.com/security

14.?www.facebook.com/infibeam

15.?m.facebook.com/r.php?refid=0

16.?0.facebook.com/converse

17.?www.facebook.com/Active

18.?m.facebook.com/upload.php?refid=0