Googlebot is the bot software that Google uses to crawl over 20 billion pages each day, the data obtained during a crawl is then analyzed and ranked on Google Search.

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Foolproof way to ensure Google news pulls the correct image for its thumbnails?

Google news results have an acompanying thumbnail next to articles that show up in the results. If Google's crawler can't find a thumbnail to pull from our site, it uses its next best guess from ...
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149 views

Google crawlers screen size

Imagine a I have two types of images (A and AAA(heavier)) for the same website: depending on the size of the screen it will show one image or other. Now I'm wondering what images (A or AAA) loads ...
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277 views

Google search : pubdate issue

At some point this year, Google Search started to show the publication date. When I updated my website, I noticed that the publication date was actually my birthday, simply because it's the first ...
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182 views

Why isn't Google crawling on my blog? [duplicate]

I have a blog. I made it in August, 2010. It has been awhile, but I am unable to make Google crawl on my site. I have requested Google to crawl but there is still no response. Are there any reasons of ...
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901 views

Is it possible to slow the Baiduspider crawl frequency?

Much has been made of the Baidu spider crawl frequency. It's true: "Baiduspider crawls like crazy." I've experienced this phenomenon at sites I work with. In at least one instance, I've found that ...
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65 views

Preventing Adsense Crawling Specific Regions of the Site

In my website, I wan't adsense crawler to not consider certain parts of the HTML. Is there any snippet I can use. The reason is I am using a plugin from an external provider and as soon as I installed ...
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3k views

Does Google cache robots.txt?

I added a robots.txt file to one of my sites a week ago, which should have prevented googlebot from attempting to fetch certain URLs. However, this weekend I can see googlebot loading those exact ...
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1answer
246 views

Can you use googleon and googleoff comments to prevent Googlebot from indexing part of a page?

I've seen code like for preventing Google from indexing part of a page: <p>This is a paragraph that will be indexed by Google.</p> <!--googleoff: index--> <p>This is a ...
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195 views

Why is the number of pages on my website indexed by Googlebot decreasing?

I am monitoring the number of pages indexed by Googlebot for one of my websites . I noticed that since last week, the number of pages has dropped by about 60 or so. Now to be fair, I have not added ...
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587 views

How did Google manage to crawl my 403 pages?

I had a couple private files in a directory on my school folder. You could see that the files existed by going to myschool.edu/myusername/myfolder, but trying to access the files themselves via ...
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1k views

Google-bot sees “Sorry, we have no imagery here” on pages with Google Maps

I have a site with Google Maps on most of the pages. When inspecting content keywords in Google Webmaster tools, content keywords identified by Google-bot for the site include "imagery", "sorry" and ...
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119 views

How to interpret Google policy on crawling and indexing search results pages?

I just learned that we can be penalized for letting Google crawl and index our database search results. http://webmasters.stackexchange.com/a/55599/33777 Question: If they don't want to list Yellow ...
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1k views

Are penalties applied if you have too many 404 errors on your site?

Do the search engines take the number of 404 errors returned by a site into account when calculating the site rank? For example I have 8,000 404 errors and I am thinking that that's affecting my SEO ...
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824 views

nofollow doesn't stop crawling?

In my website, most of the pages has a linkedin sharing button written in this way: <li> <a id="share_linkedin" ...
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1answer
123 views

Will Googlebot crawl HTTPS URLs that are encrypted by SSL?

This question was asked at StackOverflow, but it doesn't have good references. Does Googlebot crawl HTTPS? (Please provide references.)
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1answer
190 views

Page load speeds effect on crawl rate

We've noticed a big drop in the total pages crawled per day on our site, we have no control over the crawl rate in Google Webmaster Tools so it's possible this has been changed by Google. However ...
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186 views

How to fix 404 crawl error of a website

I have a navigational links in a php page nav.php, Which is included in all pages of my website. I have got folder structure like below +top_folder -config.php +includes_folder ...
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67 views

Somehow Google considers a properly 301'd URL as 200 and is still indexing the new content in old page?

We redirected all the old URL's to new ones properly using .htaccess. The problem is Google, somehow is still finding content in the old page (which it shouldn't) and stores it in the cache rather ...
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135 views

Is this a correct robots.txt file?

I would like to allow Googlebot and Mediapartners-Google (AdSense useragent) to crawl my website. So I have written below code inside my robots.txt file. User-agent: Googlebot Disallow: ...
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127 views

Hide elements for Google

I have some elements which I don't want Google to see. Usually repetitive content, e.g. header and sidebar. As Googlebot doesn't handle AJAX requests, I load these resources with AJAX and insert them ...