Google is constantly reindexing the web. Active portions of the web may be visited several times a day. Less active portions may be spidered once or twice a month or so.

Earlier this year they appeared to have created a filter on new links / new sites to where it takes a while for your rankings to really go up in competitive markets (especially if your site is new and does not have much linkage data pointing at it yet)… it will typically take 90 days for most people to start seeing decent movement in Google in competitive markets.

While the internet giant which is Google continues to dominate the superhighway, many people are now beginning to ask the question “Can Google do no wrong?”.

While Google have for some time been at the forefront of online diagnostics and the analysis of websites, one area in which they have not been forthcoming is link analysis - until now.

There has always been the most basic of functions on the Google search engine which allows you to enter your website URL and receive a very bland and unhelpful display of all pages with a link to your site. While useful in certain circumstances, it was very hard to review in details as the number could literally run into 100s or even 1000s of pages.

Google’s search results are now set up in a two-tier system. You have the main, or regular search results, and the supplemental results. Supplemental results will generally show up at the very end of keyword search results. The odds that your ’supplemental’ page will be available to someone performing a search isn’t very good.

Let’s see Google official definition from their webmaster page