Indira Gandhi Open University [IGNOU] is a National University recognized by an Act of Parliament passed in the year 1985. The degree's/Diploma/Certificates awarded by IGNOU are recognized by all the Indian Universities on par with their Degree/Diploma/Certificate.
Therefore the Ph.d awarded by IGNOU is also recognized on par with Ph.d's awarded by the Indian Universities.
With Regards and Best wishes,
"There is no substitute for hard work"
-Thomas Alva Edison
The UGC doesn't approve/recognise any PhD s from 14 open universities in India(including IGNOU) any more due to concerns regarding quality standards.
Personally, I also feel that PhD should not be the degree that we can get through distance mode !!
See the following link for more info.
Thanks for information sharing