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Google Explains The NOINDEX, NOFOLLOW, NOARCHIVE & NOSNIPPET META Tags
The Google Blog has a basic but clear explanation of the robots exclusion protocol. In this blog post, Google explained how the NOINDEX, NOFOLLOW, NOARCHIVE and NOSNIPPET META tags function. In short:
- NOINDEX tag tells Google not to index a specific page
- NOFOLLOW tag tells Google not to follow the links on a specific page
- NOARCHIVE tag tells Google not to store a cached copy of your page
- NOSNIPPET tag tells Google not to show a snippet (description) under your Google listing, it will also not show a cached link in the search results