Tools & Wizards About Us
src.textbooks.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

src.textbooks.com

Textbooks | Buy & Sell Your Textbooks at Textbooks.com

Page Load Speed

1.6 sec in total

First Response

296 ms

Resources Loaded

1.1 sec

Page Rendered

198 ms

src.textbooks.com screenshot

About Website

Click here to check amazing Src Textbooks content for United States. Otherwise, check out these important facts you probably never knew about src.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 src.textbooks.com

Key Findings

We 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.

Performance Metrics

src.textbooks.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.18

67/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

src.textbooks.com

296 ms

modcss.php

73 ms

tb-v6.css

5 ms

jquery.min.js

76 ms

tb_js_head_min.js

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 Optimization Overview & Recommendations

Page size can be reduced by 742.1 kB (66%)

Content Size

1.1 MB

After Optimization

374.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

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 840.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 46.5 kB

  • Original 58.3 kB
  • After minification 50.5 kB
  • After compression 11.8 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.

Image Optimization

-22%

Potential reduce by 24.0 kB

  • Original 109.3 kB
  • After minification 85.3 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.

JavaScript Optimization

-69%

Potential reduce by 579.8 kB

  • Original 840.9 kB
  • After minification 799.1 kB
  • After compression 261.1 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 579.8 kB or 69% of the original size.

CSS Optimization

-85%

Potential reduce by 91.7 kB

  • Original 107.9 kB
  • After minification 96.4 kB
  • After compression 16.2 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.

Requests Breakdown

Number of requests can be reduced by 42 (49%)

Requests Now

85

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

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.

Network Requests Diagram

src.textbooks.com

src.textbooks.com

296 ms

modcss.php

modcss.php

73 ms

tb-v6.css

tb-v6.css

5 ms

jquery.min.js

jquery.min.js

76 ms

tb_js_head_min.js

tb_js_head_min.js

12 ms

id.js

id.js

28 ms

1667940048.js

1667940048.js

96 ms

VisitorAPI.js

VisitorAPI.js

15 ms

AppMeasurement.js

AppMeasurement.js

26 ms

tb_js_foot_min.js

tb_js_foot_min.js

24 ms

tb_token.js

tb_token.js

15 ms

conversion.js

conversion.js

30 ms

ld.js

ld.js

45 ms

txtbooks.netmng.com

txtbooks.netmng.com

81 ms

id.js

id.js

166 ms

event

event

128 ms

hdr6_logo2.png

hdr6_logo2.png

104 ms

home6-feat-hl.png

home6-feat-hl.png

87 ms

0077776844_t.gif

0077776844_t.gif

85 ms

129 ms

analytics.js

analytics.js

71 ms

event

event

124 ms

138 ms

TEXTBOOKSCOM.js

TEXTBOOKSCOM.js

180 ms

id

id

177 ms

txtbooks.netmng.com

txtbooks.netmng.com

118 ms

M001435467_t.gif

M001435467_t.gif

72 ms

0077770404_t.gif

0077770404_t.gif

71 ms

1932628932_t.gif

1932628932_t.gif

69 ms

0078024269_t.gif

0078024269_t.gif

71 ms

0077861620_t.gif

0077861620_t.gif

71 ms

0137050135_t.gif

0137050135_t.gif

69 ms

1455727520_t.gif

1455727520_t.gif

78 ms

home6-feat-hl-mobi.png

home6-feat-hl-mobi.png

77 ms

home6-feat-bot.png

home6-feat-bot.png

69 ms

home6-btn-sell-mobi.png

home6-btn-sell-mobi.png

68 ms

home6-btn-acct-mobi.png

home6-btn-acct-mobi.png

68 ms

home6-icon-box.png

home6-icon-box.png

68 ms

home6-btn-seealltbks.png

home6-btn-seealltbks.png

59 ms

hdr6_banner_fs.png

hdr6_banner_fs.png

67 ms

hdr6_banner_fs_mobi.png

hdr6_banner_fs_mobi.png

65 ms

hdr6_banner_fs_mobi_small.png

hdr6_banner_fs_mobi_small.png

67 ms

hdr6_icon_srch1.png

hdr6_icon_srch1.png

66 ms

hdr6_icon_srch2.png

hdr6_icon_srch2.png

65 ms

hdr6_btn_srch.png

hdr6_btn_srch.png

67 ms

hp_box_shadow_right.png

hp_box_shadow_right.png

73 ms

hp_box_shadow_left.png

hp_box_shadow_left.png

71 ms

home6-btn-sell.png

home6-btn-sell.png

71 ms

ftr6-icon2-social.png

ftr6-icon2-social.png

72 ms

ftr6-icon2-ppal.png

ftr6-icon2-ppal.png

70 ms

ftr6-icon2-v.png

ftr6-icon2-v.png

71 ms

ftr6-icon2-mc.png

ftr6-icon2-mc.png

86 ms

ftr6-icon2-amex.png

ftr6-icon2-amex.png

87 ms

ftr6-icon2-disc.png

ftr6-icon2-disc.png

87 ms

ftr6-icon2-mcaf.png

ftr6-icon2-mcaf.png

85 ms

ftr6-icon2-bbb.png

ftr6-icon2-bbb.png

86 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

200 ms

track

track

213 ms

ec.js

ec.js

57 ms

134 ms

c47acea6d236d380814a45fd

c47acea6d236d380814a45fd

53 ms

pixel

pixel

108 ms

rtset

rtset

134 ms

Pug

Pug

133 ms

rum

rum

90 ms

13209

13209

115 ms

88 ms

match.aspx

match.aspx

140 ms

44 ms

97 ms

collect

collect

67 ms

u.php

u.php

176 ms

merge

merge

58 ms

tap.php

tap.php

87 ms

s13675723106134

s13675723106134

100 ms

80 ms

rum

rum

82 ms

mapuser

mapuser

79 ms

76 ms

382706.gif

382706.gif

67 ms

dlxdata.netmng.com

dlxdata.netmng.com

91 ms

sync

sync

47 ms

25 ms

c47acea6d236d380814a45fd

c47acea6d236d380814a45fd

19 ms

lr.gif

lr.gif

18 ms

sd

sd

82 ms

27 ms

pixel.gif

pixel.gif

8 ms

21 ms

dis.aspx

dis.aspx

184 ms

collect

collect

8 ms

collect

collect

3 ms

31 ms

tap.php

tap.php

21 ms

Accessibility Review

src.textbooks.com accessibility score

79

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

High

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

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

src.textbooks.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

src.textbooks.com SEO score

97

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    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.

Social Sharing Optimization

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: