Site Desk
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Website review w3schools.com
Generated on April 13 2017 07:23 AMOld statistics? UPDATE !
The score is 47/100
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SEO Content |
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| Title |
W3Schools Online Web Tutorials Length : 30 Perfect, your title contains between 10 and 70 characters. |
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| Description |
Length : 0 Very bad. We haven't found meta description on your page. Use this free online meta tags generator to create description. |
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| Keywords |
HTML,CSS,JavaScript,DOM,jQuery,PHP,SQL,XML,Bootstrap,Web,W3CSS,W3C,tutorials,programming,development,training,learning,quiz,primer,lessons,reference,examples,source code,colors,demos,tips,w3c Good, your page contains meta keywords. |
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| Og Meta Properties |
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them. |
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| Headings |
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| Images |
We found 4 images on this web page. 1 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images. |
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| Text/HTML Ratio |
Ratio : 8%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content. |
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| Flash | Perfect, no Flash content has been detected on this page. | |||||||||||||
| Iframe | Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed. | |||||||||||||
SEO Links |
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| URL Rewrite | Good. Your links looks friendly! | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Underscores in the URLs | We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| In-page links |
We found a total of 94 links including 0 link(s) to files
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SEO Keywords |
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| Keywords Cloud | learn html quiz examples reference xml jquery web css javascript | |||||||||||||||||||||||||||||||||||||
| Keywords Consistency |
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Usability |
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| Url |
Domain : w3schools.com Length : 13 |
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| Favicon | Great, your website has a favicon. | |
| Printability | We could not find a Print-Friendly CSS. | |
| Language | Good. Your declared language is en. | |
| Dublin Core | This page does not take advantage of Dublin Core. | |
Document |
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| Doctype | HTML 5 | |||||||||||
| Encoding | Perfect. Your declared charset is UTF-8. | |||||||||||
| W3C Validity |
Errors : 4 Warnings : 0 |
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| Email Privacy | Great no email address has been found in plain text! | |||||||||||
| Deprecated HTML | Great! We haven't found deprecated HTML tags in your HTML. | |||||||||||
| Speed Tips |
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Mobile |
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| Mobile Optimization |
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Optimization |
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| XML Sitemap |
Missing
Your website does not have an XML sitemap - this can be problematic. A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently. |
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| Robots.txt |
http://w3schools.com/robots.txt Great, your website has a robots.txt file. |
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| Analytics |
Great, your website has an analytics tool.
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Google Analytics 
Quantcast PageSpeed Insights
84 / 100
Speed
Show how to fix
Show how to fix
Show how to fix
Show how to fix
99 / 100 User Experience
Show how to fix
Consider Fixing:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
- https://www.w3schools.com/detroitchicago/rochester.js?cb=156-3&v=7 (5 minutes)
- https://cse.google.com/adsense/search/async-ads.js (60 minutes)
- https://translate.googleapis.com/translate_static/css/translateelement.css (60 minutes)
- https://translate.googleapis.com/translate_static/js/element/main.js (60 minutes)
- https://www.google.com/jsapi?autoload=%7B%22modules%22%3A%5B%7B%22name%22%3A%22search%22%2C%22version%22%3A%221.0%22%2C%22callback%22%3A%22__gcse.scb%22%2C%22style%22%3A%22https%3A%2F%2Fwww.google.com%2Fcse%2Fstatic%2Fstyle%2Flook%2Fv2%2Fdefault.css%22%2C%22language%22%3A%22en%22%7D%5D%7D (60 minutes)
- https://ssl.google-analytics.com/ga.js (2 hours)
- https://www.google-analytics.com/analytics.js (2 hours)
- https://www.w3schools.com/images/colorpicker.png (4 hours)
- https://www.w3schools.com/lib/fonts/fontawesome.woff?14663396 (4 hours)
- https://www.w3schools.com/lib/w3codecolor.js (4 hours)
- https://www.w3schools.com/w3css/3/w3.css (4 hours)
- https://www.w3schools.com/w3css_templates.jpg (4 hours)
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 4.4KiB (35% reduction).
- Minifying https://www.google.com/uds/api/search/1.0/584853a42cc2f90f5533642697d97114/default+en.css could save 3.9KiB (40% reduction) after compression.
- Minifying https://www.google.com/cse/static/style/look/v2/default.css could save 555B (18% reduction) after compression.
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Optimize CSS Delivery of the following:
- https://www.w3schools.com/w3css/3/w3.css
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 864B (84% reduction).
- Compressing https://www.google.com/uds/css/v2/search_box_icon.png could save 864B (84% reduction).
6 Passed Rules
Show details
Avoid landing page redirects
Your page has no redirects. Learn more about avoiding landing page redirects.
Enable compression
You have compression enabled. Learn more about enabling compression.
Reduce server response time
Your server responded quickly. Learn more about server response time optimization.
Minify HTML
Your HTML is minified. Learn more about minifying HTML.
Minify JavaScript
Your JavaScript content is minified. Learn more about minifying JavaScript.
Prioritize visible content
You have the above-the-fold content properly prioritized. Learn more about prioritizing visible content.
99 / 100 User Experience
Consider Fixing:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
- The tap target
<a href="/about/about_copyright.asp" class="w3-hover-text-green">terms of use</a>and 1 others are close to other tap targets.
4 Passed Rules
Show details
Avoid plugins
Your page does not appear to use plugins, which would prevent content from being usable on many platforms. Learn more about the importance of avoiding plugins.
Configure the viewport
Your page specifies a viewport matching the device's size, which allows it to render properly on all devices. Learn more about configuring viewports.
Size content to viewport
The contents of your page fit within the viewport. Learn more about sizing content to the viewport.
Use legible font sizes
The text on your page is legible. Learn more about using legible font sizes.
86 / 100
Speed
Show how to fix
Show how to fix
Show how to fix
Show how to fix
Consider Fixing:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
- https://www.w3schools.com/detroitchicago/rochester.js?cb=156-3&v=7 (5 minutes)
- https://cse.google.com/adsense/search/async-ads.js (60 minutes)
- https://translate.googleapis.com/translate_static/css/translateelement.css (60 minutes)
- https://translate.googleapis.com/translate_static/js/element/main.js (60 minutes)
- https://www.google.com/jsapi?autoload=%7B%22modules%22%3A%5B%7B%22name%22%3A%22search%22%2C%22version%22%3A%221.0%22%2C%22callback%22%3A%22__gcse.scb%22%2C%22style%22%3A%22https%3A%2F%2Fwww.google.com%2Fcse%2Fstatic%2Fstyle%2Flook%2Fv2%2Fdefault.css%22%2C%22language%22%3A%22en%22%7D%5D%7D (60 minutes)
- https://ssl.google-analytics.com/ga.js (2 hours)
- https://www.google-analytics.com/analytics.js (2 hours)
- https://www.w3schools.com/images/colorpicker.png (4 hours)
- https://www.w3schools.com/lib/fonts/fontawesome.woff?14663396 (4 hours)
- https://www.w3schools.com/lib/w3codecolor.js (4 hours)
- https://www.w3schools.com/w3css/3/w3.css (4 hours)
- https://www.w3schools.com/w3css_templates.jpg (4 hours)
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 4.4KiB (35% reduction).
- Minifying https://www.google.com/uds/api/search/1.0/584853a42cc2f90f5533642697d97114/default+en.css could save 3.9KiB (40% reduction) after compression.
- Minifying https://www.google.com/cse/static/style/look/v2/default.css could save 555B (18% reduction) after compression.
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Optimize CSS Delivery of the following:
- https://www.w3schools.com/w3css/3/w3.css
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 66.1KiB (93% reduction).
- Compressing and resizing https://www.w3schools.com/w3css_templates.jpg could save 65.2KiB (93% reduction).
- Compressing https://www.google.com/uds/css/v2/search_box_icon.png could save 864B (84% reduction).
6 Passed Rules
Show details
Avoid landing page redirects
Your page has no redirects. Learn more about avoiding landing page redirects.
Enable compression
You have compression enabled. Learn more about enabling compression.
Reduce server response time
Your server responded quickly. Learn more about server response time optimization.
Minify HTML
Your HTML is minified. Learn more about minifying HTML.
Minify JavaScript
Your JavaScript content is minified. Learn more about minifying JavaScript.
Prioritize visible content
You have the above-the-fold content properly prioritized. Learn more about prioritizing visible content.
* The results are cached for 30s. If you have made changes to your page, please wait for 30s before re-running the test.