Atleast 3-6 months time needed...
You can also register on Wishfin.com to check your CIBIL...It's a free & better service as well...Wishfin also has tie-ups with several banks for loans & cards but don't apply anything through them & just use the free CIBIL checking service...
CIBIL Score - Check Free CIBIL Credit Score Report Online
Make sure to check the "No thanks. I’m only interested in checking my CIBIL Score." radio button on the sign-up form linked above or else you may get unwanted marketing calls from loans & 3rd party credit card agents...
I personally use Wishfin too...It also shows which banks on which dates checked your CIBIL reports (CIBIL Inquiry)...