Bing, Microsoft's new search engine, has made strides in its first month of operation, gaining on both Google and Yahoo!, CNN Money reported.

While Google's market share remained the same this month, and Yahoo! saw slight decreases of 0.5 percent, Bing gained 0.4 percentage points. The increase in figures is Microsoft's first boost in market share since January.

Since it's launch in early June, Bing has reportedly enjoyed and 8 percent increase in visitors. However, analyists remain skeptical about the continued growth of Bing, attributing its initial success to the US$150 million that Microsoft invested in a PR campaign announcing the launch of the new search engine.

Senior Internet research analysist for Collins Stewart, Sandeep Aggarwal said the heavy publicity surrounding the launch and the following buzz about the site "suggest more of a temporary gain."