Many
of our clients often hear us refer to the "Google Dance"
and what it can do to search engine rankings. It can be a frustrating
time for search engine optimization experts as well as their
clients. So, what exactly is the Google Dance and what does
it mean for your Web site?
As
we know, Google's spiders are constantly crawling the Web looking
for new information on millions of Web pages. Roughly once a
month, Google updates their index by recalculating the page
rankings of each of the Web pages they have crawled. Search
engine optimization experts commonly refer to this update period
as the Google Dance.
To
ensure complete accuracy, these calculations must be performed
multiple times. Additionally, because Google's index is enormous,
the calculations will take several days -- or even months, as
we recently witnessed -- to complete. During this time, PageRank
and ranking will fluctuate, and sometimes wildly. With the blink
of an eye, you can go from a ranking of three to a ranking of
six. Consequently, the name Google Dance emerged, denoting these
fluctuations. This crazy dance usually occurs towards the end
of the month.
Granted,
you may see mild fluctuations in your search engine ranking
at other times of the month, but they are merely a result of
Google's daily crawl, known as "fresh crawl". The
fresh crawl occurs almost continuously to locate frequently
updated sites already in the Google index and then add the new
content to the Google database.
If
you are interested in seeing the dance in action, it is fairly
easy.
Google
has two other searchable servers (www2.google.com and www3.google.com)
in addition to their main server (www.google.com). Typically,
the results on all three servers are the same. However, during
the Google Dance, your search engine ranking results will be
different. Once the Dance is over, your new ranking will be
visible on all three servers.
During
the Dance, if you go to either of the two servers mentioned
above, you can see the new rankings that will eventually appear
on Google's main server once the Dance is over. We urge our
clients not to focus too sharply on watching the Google Dance
take place. It can be extremely frustrating, especially if your
site accidentally gets dropped from the index altogether. Yes,
this has been known to happen. In fact, it has happened to us
on occasion. You may temporarily lose traffic, if not your mind.
So,
tread lightly where the Google Dance is concerned. Our advice:
Leave the worrying to the search engine optimization experts,
sit back, and enjoy your new-found ranking.

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