1.5 sec in total
69 ms
1.3 sec
136 ms
Visit aff.textbooks.com now to see the best up-to-date Aff Textbooks content for United States and also check out these interesting facts you probably never knew about aff.textbooks.com
Shopping for textbooks? Get free shipping on qualifying orders over $25 and save up to 90% when you shop for your textbooks at Textbooks.com.
Visit aff.textbooks.comWe analyzed Aff.textbooks.com page load time and found that the first response time was 69 ms and then it took 1.4 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.
aff.textbooks.com performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value8.7 s
1/100
25%
Value6.0 s
47/100
10%
Value1,390 ms
16/100
30%
Value0.181
67/100
15%
Value12.0 s
16/100
10%
69 ms
343 ms
97 ms
30 ms
47 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Aff.textbooks.com, 21% (19 requests) were made to Siteimages.textbooks.com and 11% (10 requests) were made to Textbooks.com. The less responsive or slowest element that took the longest time to load (343 ms) relates to the external source Textbooks.com.
Page size can be reduced by 563.5 kB (68%)
832.2 kB
268.6 kB
In fact, the total size of Aff.textbooks.com main page is 832.2 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. 50% of websites need less resources to load. Javascripts take 558.6 kB which makes up the majority of the site volume.
Potential reduce by 45.4 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 14% 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 45.4 kB or 81% 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, Aff 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 402.3 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 402.3 kB or 72% 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. Aff.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 38 (48%)
80
42
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aff 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 17 to 1 for JavaScripts and as a result speed up the page load time.
aff.textbooks.com
69 ms
HomeA.php
343 ms
modcss.php
97 ms
tb-v6.css
30 ms
jquery.min.js
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tb_js_head_min.js
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id.js
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1667940048.js
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VisitorAPI.js
22 ms
AppMeasurement.js
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tb_js_foot_min.js
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tb_token.js
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conversion.js
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ld.js
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txtbooks.netmng.com
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analytics.js
40 ms
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TEXTBOOKSCOM.js
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id
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txtbooks.netmng.com
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aff.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.
aff.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
Page has valid source maps
aff.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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aff.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 Aff.textbooks.com main page’s claimed encoding is iso-8859-1. 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.
aff.textbooks.com
Open Graph data is detected on the main page of Aff Textbooks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: