A computer program that accesses web pages for various purposes (to scrape content, to provide search engines with information about your site, etc.)

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1answer
115 views

Server overhead caused by bots?

I have one customer website causing overhead (http://www.modacalcio.it/en/by-kind/football-boots.html). With htop opened, I am trying navigate the website and the much load of the website is done by ...
0
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2answers
95 views

Google not crawling my website [duplicate]

I own a website http://citrusbug.com. We did not have proper content before so to prevent search engine from crawling our site we added a robots.txt with code to prevent crawling. Now we had ...
2
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2answers
244 views

How to do a JavaScript redirection to the same page without hurting my SEO?

I did something that does that when people land on my page for the first time, they get a JavaScript redirection to the same page, but with PHP $_GET URL queries, then this page redirect back to the ...
0
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1answer
51 views

Hidden page, but still crawlable?

Is it possible to hide a page from users, but still have search engines crawl the content? I have RSS feeds which are really messy and don't fit my theme, but they have content that I would benefit ...
0
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1answer
137 views

Does operating a web crawler/scraper use up my website bandwidth?

I would like to operate a website crawler/scraper from my web server (doing so ethically of course). What I am wondering is whether this uses my website bandwidth up? If so how badly and is it ...
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3answers
123 views

How to implement an unspammable email address

Providing info email or contact email in plain text helps spammer (robots) to extract the email using regex or any technique, currently I provided an image like this: But this method has usability ...
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1answer
68 views

What are the future implications of blocking a search engine now?

At a question asked previously at this site regarding Baidu's overactive crawling tendencies, one user comments: I'd only block a search engine spider if you never want to receive any search ...
8
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3answers
2k 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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5answers
10k views

What does “Disallow: /search” mean in robots.txt?

In my blog's Google Webmaster Tools panel, I found the following code in my robots.txt of blocked URLs section. User-agent: Mediapartners-Google Disallow: /search Allow: / I know that Disallow will ...
2
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2answers
216 views

Googlebot algorithm for crawling?

Is there some general description telling how Google crawls your website? I mean, not the frequency, but which URL is it going to explore next?
2
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1answer
101 views

Google Adsense before/above article in Wordpress: SEO problem?

I have set a banner before my article / content in Wordpress on my single.php. Will this be a problem if we look at it in SEO terms? So that Google can't crawl my article or crawl it less good because ...
2
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1answer
68 views

Avoiding crawl time for noindex pages

I have pages with noindex in robots meta tag (specifically inner site search results pages). Because my site has many pages and Google hasn't crawled them all and I'm trying to help his crawler focus ...
1
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1answer
110 views

Google AdSense crawler unable to crawl my image-based website

I have recently set up a website and applied for Google AdSense. However my website is being not crawled properly. It is basically a image-based website with text under each image. It contains a lot ...
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3answers
213 views

Right way to allow all access to website in robots.txt?

user-agent: * disallow: Is this the right way to allow all access to all content of a website to crawlers in a robots.txt?
1
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1answer
75 views

What is the proper SEO way to add and remove links to our site and sitemap?

As content fluctuates on our site, we will obviously add the titles to the new pages to our sitemap, and link list for search engine indexing. Through time, certain links will become less relevant, ...
2
votes
1answer
685 views

How do I block a user-agent from Apache

How do I realize a UA string block by regular expression in the config files of my Apache webserver? For example: if I would like to block out all bots from Apache on my debian server, that have the ...
1
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2answers
120 views

Is it possible for Google to discover a website that is not linked to anywhere? [duplicate]

My colleague claims that he has seen cases where websites were "discovered" by Google without having a link to them anywhere on the web. For him, this means that the only way to not being indexed ...
1
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3answers
209 views

How does Googlebot crawl a webpage? [closed]

Today I had a silly fight with my colleague. My friend told me, "Googlebot crawls a web page only through the links present in webpage or through the number of page views (by text ads)." But I ...
3
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4answers
2k views

Do you really need robots.txt and sitemap.xml if I want bot to follow every link? [duplicate]

I wonder if I really need robots.txt/*sitemap.xml* files if I want bots to go through every link on my website without any restrictions? And if I do, what should I write in there?
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1answer
257 views

Will Google and other search engines follow IP address only sites (i.e., no URL)

Will Google and other search engines follow links to and index sites that don't have a URL, but instead just use their IP address's (obviously they would need a unique IP) ?
4
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1answer
84 views

Appropriate robots meta for “printer friendly” pages

We have many printer-friendly pages that have a link that adds ?pf=1 to the URL. On the ?pf=1 page would it be better to have noindex,nofollow or noindex,follow. I think that it would be better to ...
1
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1answer
407 views

Stop Google crawling links completely

I would like to stop Google crawling certain links on a site. When I say this, I mean completely stop the crawling. I'm aware that I use noindex/nofollow and other methods in robots.txt, but, I'm told ...
2
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1answer
222 views

How can Google crawl content accessed via filter check-boxes?

I built a website that is divided into many categories. Each page displays the main category, and within that there is a check-box filter (like Amazon and eBay have when searching for items). I want ...
2
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1answer
506 views

Will Google crawl session based website

I have a website, it is split into 3 categories but using PHP its an all-in one kind of style. When a user chooses a category on the home page a session is set, this is then used to set the style and ...
1
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1answer
596 views

Bingbot Crawling URLS Like Folders, Causing Thousands Of 404 Errors

I first started seeing this a little over two months ago on a site I run but now I am seeing it on several others I manage. It appears the bot is trying to parse the URL into folders and this is ...
1
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1answer
164 views

Ahrefs is checking my site for backlinks all the time

I have a Magento site and I realize that the ahrefs.com crawler visits my site all the time everyday. I visit ahrefs.com and I check my backlinks (they are good). Is it good or bad, something like ...
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3answers
99 views

Using Ajax #! for Google but site is not being crawled any more

We used to have all links in a normal way (thus with parameters?), we changed to AJAX loading cause we installed a music player. Here's an example: Old link: ...
3
votes
1answer
903 views

How to make “crawl-delay” works for all “user-agent” in robots.txt or in .htaccess?

I have this line: Crawl-delay: 50 in the robots.txt file at the root of my website. But it seems that it is not working at all. I get 400 visits from the Yandex user agent in a few minutes. I ...
5
votes
2answers
325 views

Google Webmaster Tools reports fake 404 errors

I have a website where Google Webmaster Tools reports 15,000 links as 404 errors. However, all links return a 200 when I visit them. The problem is, that eventhough I can visit these pages and return ...
4
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1answer
340 views

Prevent Duplicate content when using CloudFlare

I have a website which uses CloudFlare CDN. At the CDN setup, CloudFlare created a sub-domain like direct.example.com to my website, which can be used to override CloudFlare and access the site ...
5
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5answers
1k views

Which tools can help limit maximum page view per IP to limit scrapers and bots?

I would like to prevent scrapers grabbing all my content except Google, Bing and other search engines. I am thinking of going with Fail2ban and limiting hits from an IP maybe at around 1000 per day. ...
3
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2answers
285 views

Can the .htaccess file slow down a website to a crawl? If so, are there better ways to solve these problems with different rewrite rules and such?

here is my htaccess file...... RewriteCond %{REQUEST_URI} ^/patients/billing/FAQ_billing\.html$ [OR] RewriteCond %{REQUEST_URI} ^/patients/billing/getintouch\.html$ RewriteRule ...
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0answers
58 views

Does Google bot always treat dot as word separator?

One of our products is a grid control called iGrid, and we have two versions for two different platforms. One is iGrid ActiveX, the other is iGrid for .NET Framework WinForms called "iGrid.NET". At ...
2
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1answer
209 views

Ajax crawling : snapshot page dissimilar with user page

For ajax-crawling purpose I make snapshots pages. My problem is user view pages and snapshot pages are dissimilar (tags h1, h2...). Example: user view page: http://www.meomap.net/#!/place/1 ...
2
votes
1answer
358 views

Googlebot craw rate is too slow for a huge site

I have a new website with 140k pages, according to my sitemaps. After submission of my sitemap index to Google, the Googlebot has started crawling the site a couple of hours ago, and at a steady ...
7
votes
2answers
402 views

Which meta “robots” tag gets preference?

My wife works at a high school in Germany. I recently noticed that it's extremely hard to find that school's homepage using Google. I looked at the source code of the page and I believe I've found the ...
0
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1answer
20 views

Prevent Advert Images Appearing in Search Spider Crawls

While testing out how web pages on my site appear to search engine spiders using http://www.browseo.net/ I noticed that advert images appear in the view. However, when I test a site like ...
3
votes
2answers
99 views

Am I being hacked or harvested? [closed]

I just did some log analysis of Q1 for one of my client's sites. There were about 30,000 sessions created for this site for each of the five separate IP addresses starting with 79.171.81.xxx. 150,000 ...
0
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2answers
120 views

Googlebot ignore my new site [duplicate]

I have the following situation: I had a blog (made using Joomla) that in some month was pretty indexed by Google. For some technical problem I have delete it and I have newly created using WordPress ...
1
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5answers
2k views

Is this Google proxy a fake crawler: google-proxy-66-249-81-131.google.com?

Recently I discover that some variants of a google proxy visits my sites. I doubt these are legal Google crawlers because these crawlers are NOT always behind a proxy (like the hostname describes) and ...
4
votes
3answers
216 views

Do i need to have a separate page for each article on my website?

I am using a database to store data such as articles, titles, meta and so on. Do I need to Have a separate page for each article so that my articles show up in the list when searched on Google? Is is ...
1
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2answers
1k views

Do other search engines support Google's “hash bang” syntax for crawling AJAX applications?

Google has a really nice document explaining how web developers can get Google to crawl non-AJAX versions of their web applications to make it possible for Google to index AJAX-heavy websites. Do ...
3
votes
0answers
1k views

What is a good open source web crawler? [closed]

I'm looking for a good open source web crawler and i found these: DataparkSearch, GNU Wget, GRUB, Heritrix, ht://Dig, HTTrack, ICDL, mnoGoSearch, Nutch, Open Search Server, PHP-Crawler, tkWWW Robot, ...
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1answer
100 views

SEO preparation for upcoming new site

I booked a domain and I created an image saying that the site is soon to be launched. What SEO preparations should I make to avoid harming my SEO ranking? Because my page is blank, the image itself ...
2
votes
1answer
106 views

google removed links from the index [duplicate]

I asked google to crawl a site through webmaster tool and include it to the index. How actually it was done: Firstly, i picked some urls manually. Approx. after half of a day those pages were ...
2
votes
1answer
88 views

Different blocked URLs stats in Google Webmaster Tools

Just want to know I got different blocked URLs stats at Google Webmaster Tools. I blocked entire site for revamp and latest builds implementation. Here are different stats Under Health tab > Blocked ...
2
votes
2answers
644 views

Fake links cause crawl error in Google Webmaster Tools

Google reported Crawl Errors last week on my largest site though Webmaster Tools. Here is the message: Google detected a significant increase in the number of URLs that return a 404 (Page ...
0
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1answer
127 views

Spiders crawling broken links

Tl:Dr Unknown bot crawling the same broken (HTTP 400) URL over and over again. Different User Agent and different country of origin. The Problem It seems at least once a week we're getting a big ...
26
votes
1answer
5k views

Bingbot request for trafficbasedsspsitemap.xml which does not exist

The logs for a website I manage show a request for a non-existent file by Bingbot. The details of the request are Path: /trafficbasedsspsitemap.xml Useragent: "Mozilla/5.0 (compatible; bingbot/2.0; ...
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2answers
99 views

Can Google show some pages deleted six months back and blocked using Robot.txt?

If I have deleted some pages on my website six months back and blocked these pages using Robots.txt, can that non-existent page show up on Google?