1.6 sec in total
296 ms
1.1 sec
198 ms
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Visit src.textbooks.comWe analyzed Src.textbooks.com page load time and found that the first response time was 296 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
src.textbooks.com performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value8.0 s
2/100
25%
Value5.5 s
55/100
10%
Value820 ms
35/100
30%
Value0.18
67/100
15%
Value10.0 s
26/100
10%
296 ms
73 ms
5 ms
76 ms
12 ms
Our browser made a total of 94 requests to load all elements on the main page. We found that 16% of them (15 requests) were addressed to the original Src.textbooks.com, 20% (19 requests) were made to Siteimages.textbooks.com and 9% (8 requests) were made to Images.textbooks.com. The less responsive or slowest element that took the longest time to load (296 ms) belongs to the original domain Src.textbooks.com.
Page size can be reduced by 742.1 kB (66%)
1.1 MB
374.7 kB
In fact, the total size of Src.textbooks.com main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Javascripts take 841.3 kB which makes up the majority of the site volume.
Potential reduce by 46.5 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. This page needs HTML code to be minified as it can gain 7.8 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 46.5 kB or 80% of the original size.
Potential reduce by 24.0 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Src Textbooks needs image optimization as it can save up to 24.0 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 579.8 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 579.8 kB or 69% of the original size.
Potential reduce by 91.7 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. Src.textbooks.com needs all CSS files to be minified and compressed as it can save up to 91.7 kB or 85% of the original size.
Number of requests can be reduced by 42 (49%)
85
43
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Src Textbooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.
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src.textbooks.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
src.textbooks.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
src.textbooks.com SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Src.textbooks.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 Src.textbooks.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
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src.textbooks.com
Open Graph data is detected on the main page of Src Textbooks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: