Check the PageRank of a specific URL from several Google Data Centers

You can use the Multi DC PageRank tool to check the PageRank of a specific URL from different Data Centers of Google.

When the PageRank of a specific page is about to change not all Data Centers are automatically updated. By using this tool you will be able to detect such changes before they are visible from the Google Toolbar and understand if your efforts have been recognized and taken into consideration by Google PageRank algorithm.