Robots.txt is text file used by Website owners to give instructions about their site to web robots. Basically it tells robots which parts of the site are open and which parts are closed. This is called The Robots Exclusion Protocol.

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Will the already indexed URLs be removed if I use a robots.txt for my site?

Many URLs from my site have been added to Google's index, but a lot of them are outdated and they will never result in a 404 error and take the user to my site's homepage. I have submitted a new ...
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No description for any page on the website is available in Google despite robots.txt allowing crawling

I seem to have the weirdest issue with Search Engine Optimization, and I asked the IT folks at my university, I asked people on Joomla forums and I am trying to sort this issue out using Google ...
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3k views

Redirect Google crawler to different robots.txt via .htaccess

I have googled for the answer all day and still couldn't find an answer. I have a virtual subdomain www.static.example.com which is a mirror site of www.example.com. It means I have just one root ...
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511 views

Would a self-signed certificate impact my site for search engines?

Would a self-signed certificate impact my site for search engines? By that I mean, do robots refuse to index sites with self-signed certificates?
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Robots.txt to block a parameter instead of a directory

It's my understanding that URLs are of the format example.com/something/somethingelse. It's my understanding that parameters follow the URL with a question mark example.com?l=fr_FR My CMS website ...
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Google Webmaster Tools complains about missing robots.txt

Nine days ago, I got a message Google Webmaster Tools: Over the last 24 hours, Googlebot encountered 1 errors while attempting to access your robots.txt. Well, but I don't have a robots.txt on ...
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324 views

Stop bots from crawling old links with extensions

I've recently switched to MVC3 which is extension-less for the URL's, but Google and Bing have a wealth of links that they are crawling which no longer exist. So I'm trying to find out if there is a ...
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Prevent crawling of mobile site

I have an issue with bots crawling the mobile site and returning hits on the mobile site for desktop users. The mobile content is in /mobile/ The regular site will redirect mobile users to the /...
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346 views

Dynamic URLs are Restricted by Robots.txt; does it really matter for SEO?

Today, I was searching for Robots.txt on Google and I found this such a great thread regarding it. I checked Google webmaster tools and found that, there are 117 URLs are restricted by Robots.txt. ...
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Google Webmasters Tools: Denied by robots.txt

I have a website: http://46.105.30.3/ And I'm trying to get testing it using the Fetch as Googlebot option in the Google Webmasters Tools. When I try it it returns Denied by robots.txt. My robots....
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Is there a way to block wget from crawling and downloading my website?

I do not want ANY of my alleged website to be crawled and downloaded (css, images, html, etc). Is there a way to block wget completely?
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How do robots respond to no user-agent in robots.txt?

I'm just curious because I can't seem to find any mention of it anywhere. What is the standard (or at the very least typical) response to robots.txt without a user-agent parameter? Does it assume the ...
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robots meta not blocking indexing

We have a staging version of our website to test changes on at trailheadpaddleshack.ca/staging1. This never appeared in search before. Recently the staging site has appeared on Google and is affecting ...
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120 views

Robots.txt vs. Noindex Tags

According to matt cutts, even though we block the page using Robots.txt , it is better using noindex tag. ( Source : https://www.youtube.com/watch?v=KBdEwpRQRD0) If it is blocked by Robots.txt, how ...
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48 views

should you let search result page to be indexed

I have a pages of a catalogs, which contains a list of keywords of all products inside that catalogs, and I want to create a link from those keywords to a search page. For example, if the page ...
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135 views

Hiding duplicate content - should I use meta tags or robots.txt?

Last week my site was utterly pummeled in Google's rankings - losing 95% of impressions overnight according to Google Webmaster Tools. It now only shows up if you search for the URL/site name itself. ...
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Can Googlebot handle robots.txt with a 302 redirect?

In Google Webmaster Tools, I get an error: Google couldn't crawl your site because we were unable to access your site's robots.txt file The associated help says: If your robots.txt file ...
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Correct usage of robots.txt file (“Googlebot-Image” and “Mediapartners-Google”)

This is the current robots.txt file I am using on a site of mine. I have excluded large parts of the IP.Board forum in order to try and cut down on duplicate content. I've also excluded some WordPress ...
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322 views

Hiding php includes from search spiders?

Quick and simple question. I have 80+ html files which I want to be crawled. They are individual product pages. Each of these pages calls its content using php includes. These php include files are ...
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401 views

Image Hot-links & Google's Instant Previews

I'm trying to adjust my site: 1. stop Image Hot-links 2. block Googlebot-Image (because I do not want my images to be searchable) 3. allow Google's Instant Previews I've tried this but the Instant ...
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192 views

Does Yahoo Slurp crawl hammer a site?

A lot of robots.txt examples seem to feature Crawl-Delay for Yahoo Slurp for up to 2 hours, is this because Yahoo Slurp tends to hammer a website and increase server load?
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robots.txt for a CodeIgniter based website?

I am working on a php site that uses Code Igniter framework and has the following folder structure on the server. public_html application public sql style system design images ...
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Pointing to Google that a specific website is for mobiles

I have 2 websites: let's call them A and B. A is a Desktop optimized website. B is a mobile version of A, but it's not on the same domain. It also has a smaller amount of content/pages than A How ...
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146 views

Adsense and blocking robots from web pages

If I use a meta tag to make a page 'noindex' does this mean that my adsense ads will not be targeted?
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291 views

After adding *.xls to robots.txt how long will the results continue to show up in google

Is there an estimated amount of time before the document will not appear in google results? We have a public records document. One person raised a concern when they saw their "PUBLIC INFORMATION" on ...
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Do I really have to block MJ12Bot (as the prevailing visitor on my site)?

I am all for allowing any legitimate search engines to visit my site, but I've noticed that on my business-card-style website about every other request comes from MJ12Bot, yet for well-known reasons ...
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Include “www” in sitemap URL in robots.txt when site redirects to no-www?

Website is redirected to remove the www so www.example.com is redirecting to example.com. Question is do I need to include the www in the sitemap for the robots.txt?
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Google Search Console: Severe health issues, some important page is blocked by robots.txt

I have just added a new property to the Google search console. I've added it as http://example.com and http://www.example.com. I receive the following error message: Severe health issues are found ...
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57 views

How much time does robots.txt remain in Google cache?

The old robots.txt alerts me with warning about locked URL. With the new one, the URL passes the tester in Google Webmaster. But when I resend the sitemap I get the same error!
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64 views

Is wildcard in Robots.txt in middle of string recognized?

I need some string for robots.txt like: disallow: /article/*/ but I don't know if this is a proper way to do this or not?! I need, for example, the following URLs to be followed: /article/...
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124 views

Does the Instant Preview in Google Webmaster Tools take robots.txt in account?

Is that the way to go if I want to visually see what the googlebot sees? I'm trying to check a folder which I have just blocked in my robots.txt. If I fetch the folder as googlebot, it fetches ok, ...
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241 views

How can I set my robots.txt file to let bots not crawl certain folders in root directory?

I have a small website with about 20 pages with .html extensions, containing unique articles I wrote consisting of about 1000 words or more. These 20 pages are the main feature of my site. Root ...
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290 views

Can a website require search engine robots to support cookies?

Sometimes I pretend to be a search engine robot to get access to "subscriber only" web pages, or just to get a plain and simple view of a page that isn't cluttered with moving animations and other ...
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51 views

Does Google crawl page when G+ logo is embedded?

I have a robots.txt file in the root to prevent search engines indexing any of my sites. I have a social media management application embedded on my site that includes all major social media channels ...
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What is the difference between Disallow and Allow?

I had 2 questions in my mind: what is the difference between Allow and Disallow? which one should I use to allow Google bot for AdSense? User-agent: Mediapartners-Google Disallow: User-agent: ...
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73 views

To allow or disallow alphabetical content directory pages?

We have a content that publishes fresh content 2-3 times a day. The site has category pages for tags and each alphabet. They both list the title with links to all the content within that category or ...
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991 views

“Google couldn't access your site because of a server connectivity issue”

In Google Webmaster Tools on my dashboard I have a notice that appeared 2-3 days ago that says "Googlebot can't access your site". Under the Current Status it has: DNS - SUCCESS Server Connectivity ...
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70 views

what should be my initial address for sitemap and robots.txt if I'm using redirection

What should be my initial adress when using this site: http://www.xml-sitemaps.com? I have a folder inside my root where I have all my files. For example I have domain.com and my start directory is ...
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151 views

Prevent crawler that doesn't honoring robots.txt

I have some problem, when I try to write robots.txt for my site ... I find some issues by search on Google, and tell me about honor and not honoring robots.txt, how I can prevent it, can I perform it ...
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205 views

How to get search engines to properly index an ajax driven search page

I have an ajax-driven search page that will allow users to search through a large collection of records. Each search result points to index.php?id=xyz (where xyz is the id of the record). The initial ...
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How to resolve “Google can't find your site's robots.txt” error?

I've recently found that "Google can't find your site's robots.txt" in crawl errors. When I tried Fetching as Google, I got result "SUCCESS", then I tried looking at crawl errors and it still shows "...
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1answer
713 views

Edit robots.txt on google sites

Getting many 404 errors on my website for the following URLs: /system/app/pages/admin/revisions* I was going to put Disallow in robots.txt, but it seems there is no way to edit robots.txt in google ...
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448 views

HTTP 303 redirection and robots.txt

On a site I'm working on, we're using the HTTP 303 redirect pattern (see this article for background) to distinguish between information and non-information resources. So: some URL's under /id get ...
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33 views

Allowing Google to index images on s3

We host our sites' static content on S3. We also have a very open robots.txt; User-agent: * Allow: * This is because in Webmaster tools I get thousands of warnings Sitemap contains urls which are ...
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1answer
59 views

Can I safely block Google AdsBot from spidering specific links?

My question is similar to Google Adsbot suddenly crawling odd pages, but my use case is different. I'm running a price comparison website. I have ads directing users to my home page, and other ads ...
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How to tell search engines to lower the robots.txt scanning rate on obsolete subdomains?

After putting my site into one domain instead of multiple subdomains, I checked my logs and noticed that search engines (particularly google) are scanning robots.txt several times a day for each ...
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Google indexed work-in-progress page. how to delete it from Google index?

I developed a page under the following URL: example.org/dev Since the development is finished, I moved the page to the root at example.org/ For some reason, Google indexed the page during ...
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39 views

Using canonical links to eliminate “similar” search results in google

In our site, we have links as such: /{{category-name}}.html - will display all products /category-name/filters/{{some-filter}}.html - will display filtered products The problem we are facing is ...
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Remove several URL of website from Google

I want to remove multiple URL in my website (developped in ASP MVC) All these URL have the format www.mysite.com/planning/xxx I have already adapted the code to make 301 redirect and indicate to ...
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209 views

Google mobile friendly resources which are blocked by robots.txt

I have a situation when I check my website on Google Mobile Friendly Test, it says that my website is mobile friendly, but beneath there is a sentence saying: "This page uses 5 resources which are ...