20.7 sec in total
273 ms
13.5 sec
6.9 sec
Click here to check amazing Textbooks content for United States. Otherwise, check out these important facts you probably never knew about textbooks.com
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Visit textbooks.comWe analyzed Textbooks.com page load time and found that the first response time was 273 ms and then it took 20.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
textbooks.com performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value9.9 s
0/100
25%
Value5.8 s
50/100
10%
Value1,060 ms
25/100
30%
Value0.181
67/100
15%
Value11.4 s
19/100
10%
273 ms
638 ms
1221 ms
963 ms
939 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 8% of them (4 requests) were addressed to the original Textbooks.com, 20% (10 requests) were made to Src.textbooks.com and 18% (9 requests) were made to Siteimages.textbooks.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source D.impactradius-event.com.
Page size can be reduced by 1.3 MB (62%)
2.0 MB
758.6 kB
In fact, the total size of Textbooks.com main page is 2.0 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 1.3 MB which makes up the majority of the site volume.
Potential reduce by 42.4 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. 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 42.4 kB or 80% of the original size.
Potential reduce by 35.1 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, Textbooks needs image optimization as it can save up to 35.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 891.1 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 891.1 kB or 67% of the original size.
Potential reduce by 293.3 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. Textbooks.com needs all CSS files to be minified and compressed as it can save up to 293.3 kB or 83% of the original size.
Number of requests can be reduced by 19 (45%)
42
23
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 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 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
textbooks.com
273 ms
www.textbooks.com
638 ms
modcss.php
1221 ms
tb-v6_min.css
963 ms
tb-v5_min.css
939 ms
jquery.min.js
1460 ms
ajax_subs.js
332 ms
bootstrap_min.css
938 ms
tb-v7_min.css
741 ms
css
2400 ms
css
2400 ms
tb_js_head_min.js
740 ms
1667940048.js
2361 ms
AppMeasurement.js
303 ms
tb_js_foot_min.js
1199 ms
conversion.js
957 ms
ld.js
1199 ms
bootstrap.min.js
888 ms
A376433-7f36-47d5-971d-a98941e110f71.js
2672 ms
event
1446 ms
hdr7-logo-sm.png
1078 ms
0134506626.gif
1125 ms
162680723X.gif
1123 ms
0195139577.gif
946 ms
0077648897.gif
946 ms
hdr7-logo-lg.png
901 ms
hpicon-book.png
902 ms
hpicon-line.png
900 ms
top-selling-btn.png
944 ms
top.png
691 ms
hdr7-sprite-icons2.png
496 ms
hpcarousel-promo0717.jpg
2265 ms
hp-email-arrow.gif
2264 ms
hpcarousel-promo0717-sm.jpg
2233 ms
ftr7-sprite-social.png
62 ms
bIcY3_3JNqUVRAQQRNVteQ.ttf
1061 ms
sKd0EMYPAh5PYCRKSryvW6CWcynf_cDxXwCLxiixG1c.ttf
1016 ms
2439 ms
bat.js
999 ms
analytics.js
986 ms
2037 ms
event
2031 ms
ec.js
788 ms
1150 ms
751 ms
s74368800567463
671 ms
collect
134 ms
43 ms
collect
144 ms
ga-audiences
15 ms
dis.aspx
98 ms
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.
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
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 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 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.
textbooks.com
Open Graph data is detected on the main page of Textbooks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: