India, Aug. 2 -- In a major blow to Google, the Competition Commission of India (CCI) has ordered a probe into the big tech major's alleged abuse of dominance in the online display advertising services market via its Google AdTech Stack.

In an order dated August 1, the competition watchdog clubbed a complaint pertaining to Google's alleged anti-competive practices in the online display ad services market with four other related cases against the big tech major.

"The DG (director general) is directed to investigate the various alleged practices of Google in online display advertising services and/ or AdTech intermediation services and submit a consolidated investigation report in the matters accordingly," read the order.

The complaint w...