“Over the last month, we received page views from Mac OS 10.9 machines geo-IP located both on Apple’s corporate network and in the Bay area,” Seth Weintraub reports for 9to5Mac.

“There are at least four different IP addresses that these hits are coming from, and the screen resolution on at least two of them is consistent with the 15-inch Retina MacBook Pro’s display,” Weintraub reports.

“We received additional information that others have also started seeing 10.9 in their logs,” Weintraub reports.

Read more in the full article here.

MacDailyNews Note: We’re seeing them, too:

OS X 10.9 appear in analytics