Ask SISTRIX
Are there different kinds of sitemaps?
Yes, there are up to six different kinds of sitemaps. HTML- and XML-sitemaps are the two sitemap-types that are seen most...
Are there links that must be marked as NOFOLLOW?
Google will indeed require you to mark specific types of links with the nofollow-attribute. These restrictions can be found...
Are nofollow links harmful?
Internal or external links that use the nofollow attribute are not followed by searchengines, just as the name suggests....
Are there multiple Penguin Updates?
Yes. There is a Google Algorithm-Change with the codename “Penguin” or “Webspam” (called the Penguin...
Are there multiple Panda updates?
No. There is a Google algorithm update with the code name “Panda”, called Panda Update, which was rolled out...
Are there multiple Page Layout algorithm updates?
No. There is a Google algorithm update under the name “Page Layout Algorithm Update (Ads Above The Fold)“, which...