I have travel domains. My sites are running but keywords are not ranking anywhere. Are these p analyze by panda or penguin? How to analyze my sites. Any specific tools to analyze such problems.
Google Webmaster Tool and Google Analytic are the best tools to analyze your website. Find the dates when you lost your traffic in Google Analytic and find the dates when you lost your keyword impressions in Google webmaster tool. And look for the update near those dates. You can easily identify that which update affects your website.
First of all, check your site is indexed or not, you can check: site:yoursite.com if there is no result in Google it means it is not indexed, or it may be penalized due to this you are site is not indexed.
Travel industry is one of the most difficult to work with SEO. To get the results you really have to try and take on a lot of resources. You did everything in your power to find in the search results for the keywords you have chosen? Or just surprise you that you're not in the results, if you already know that the industry in which you work is competitive?
Where were your keywords ranking? What was the last ranking you checked. Have you checked your On Page. Check whether your Meta Tags are properly made.
You can analyze your site with Google's free Webmaster Tools service. It can tell you what problems exist on your site (performance, problems indexing, duplicate content, etc.).