Proxy hijacking is a problem that started several years ago. For several months, it looked as if Google had solved the problem. Last month, some webmasters reported that their website was hijacked by a proxy and that the position of... (Continue reading)
Last month, Google started to display real-time results in addition to the regular top 10 pages on their search result pages. The real-time results are meant to offer web searchers access to brand new news items as fast as possible. The... (Continue reading)
This month, Google was granted a patent with the name Duplicate document detection in a web crawler system. The patent explains how a content filter from the search engine can work with a duplicate content server. What is duplicate content? The patent... (Continue reading)
Many webmasters think that low quality links or links from spammy websites can have a negative effect on the ranking of their websites on Google. The problem with links from spammy websites is that it is very difficult to do something... (Continue reading)
In 2004, Yahoo engineers published a document about TrustRank. TrustRank describes an algorithm that search engines can use to determine relevant search results. In contrast to the original PageRank algorithm, TrustRank does not solely count the number of links that point... (Continue reading)