789 ms in total
247 ms
394 ms
148 ms
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Visit freeengineeringbooks.comWe analyzed Freeengineeringbooks.com page load time and found that the first response time was 247 ms and then it took 542 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
freeengineeringbooks.com performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value1.0 s
100/100
25%
Value0.8 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.8 s
100/100
10%
247 ms
91 ms
136 ms
Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Freeengineeringbooks.com and no external sources were called. The less responsive or slowest element that took the longest time to load (247 ms) belongs to the original domain Freeengineeringbooks.com.
Page size can be reduced by 29.1 kB (87%)
33.3 kB
4.2 kB
In fact, the total size of Freeengineeringbooks.com main page is 33.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. HTML takes 17.2 kB which makes up the majority of the site volume.
Potential reduce by 14.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.6 kB or 85% of the original size.
Potential reduce by 14.5 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Freeengineeringbooks.com needs all CSS files to be minified and compressed as it can save up to 14.5 kB or 90% of the original size.
We found no issues to fix!
2
2
The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Free Engineering Books. According to our analytics all requests are already optimized.
freeengineeringbooks.com
247 ms
style.css
91 ms
FreeEngineeringBooks.gif
136 ms
freeengineeringbooks.com accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
freeengineeringbooks.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
freeengineeringbooks.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Freeengineeringbooks.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Freeengineeringbooks.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
freeengineeringbooks.com
Open Graph description is not detected on the main page of Free Engineering Books. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: