Tools & Wizards About Us
unco.bncollege.com screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

unco.bncollege.com

Textbooks | Buy & Sell Your Textbooks at Textbooks.com

Page Load Speed

3.4 sec in total

First Response

538 ms

Resources Loaded

2.7 sec

Page Rendered

223 ms

unco.bncollege.com screenshot

About Website

Click here to check amazing Unco Bncollege content for United States. Otherwise, check out these important facts you probably never knew about unco.bncollege.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 unco.bncollege.com

Key Findings

We analyzed Unco.bncollege.com page load time and found that the first response time was 538 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

unco.bncollege.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value13.5 s

2/100

10%

TBT (Total Blocking Time)

Value12,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.198

62/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

unco.bncollege.com

538 ms

www.textbooks.com

307 ms

ktag.js

97 ms

modcss.php

177 ms

tb-v6_min.css

123 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Unco.bncollege.com, 15% (15 requests) were made to Fonts.gstatic.com and 11% (11 requests) were made to Siteimages.textbooks.com. The less responsive or slowest element that took the longest time to load (662 ms) relates to the external source Siteimages.textbooks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.5 kB (23%)

Content Size

679.6 kB

After Optimization

524.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Unco.bncollege.com main page is 679.6 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. 70% of websites need less resources to load. Javascripts take 246.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 137.1 kB

  • Original 169.8 kB
  • After minification 166.3 kB
  • After compression 32.7 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 137.1 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 11.1 kB

  • Original 198.7 kB
  • After minification 187.6 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. Unco Bncollege images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 6.6 kB

  • Original 246.5 kB
  • After minification 246.5 kB
  • After compression 239.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 700 B

  • Original 64.7 kB
  • After minification 64.7 kB
  • After compression 64.0 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. Unco.bncollege.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 49 (64%)

Requests Now

76

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unco Bncollege. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

unco.bncollege.com

unco.bncollege.com

538 ms

www.textbooks.com

www.textbooks.com

307 ms

ktag.js

ktag.js

97 ms

modcss.php

modcss.php

177 ms

tb-v6_min.css

tb-v6_min.css

123 ms

tb-v5_min.css

tb-v5_min.css

117 ms

otSDKStub.js

otSDKStub.js

89 ms

jquery.min.js

jquery.min.js

89 ms

jquery-ui.js

jquery-ui.js

97 ms

ajax_subs.js

ajax_subs.js

89 ms

bootstrap_min.css

bootstrap_min.css

118 ms

tb-v7_min.css

tb-v7_min.css

117 ms

css

css

91 ms

css

css

108 ms

all.css

all.css

88 ms

css

css

125 ms

tb-v7-1_min.css

tb-v7-1_min.css

118 ms

tb_js_head_min.js

tb_js_head_min.js

152 ms

1667940048.js

1667940048.js

124 ms

AppMeasurement.js

AppMeasurement.js

85 ms

platform.js

platform.js

104 ms

tb_js_foot_min.js

tb_js_foot_min.js

131 ms

conversion.js

conversion.js

88 ms

bootstrap.min.js

bootstrap.min.js

118 ms

2854b7e3-6795-4cf7-95f0-1f94393d5d8b.json

2854b7e3-6795-4cf7-95f0-1f94393d5d8b.json

231 ms

A376433-7f36-47d5-971d-a98941e110f71.js

A376433-7f36-47d5-971d-a98941e110f71.js

291 ms

hdr_icon_alert.png

hdr_icon_alert.png

379 ms

0030968356.gif

0030968356.gif

315 ms

M002227662.gif

M002227662.gif

395 ms

1319304567.gif

1319304567.gif

453 ms

M004391544.gif

M004391544.gif

453 ms

hdr7-logo-lg.png

hdr7-logo-lg.png

452 ms

hdr7-logo-sm.png

hdr7-logo-sm.png

558 ms

hpicon-book.png

hpicon-book.png

557 ms

bbp_girl.jpg

bbp_girl.jpg

561 ms

bbp_dots.gif

bbp_dots.gif

557 ms

bbp_logo.svg

bbp_logo.svg

654 ms

btn_starttrial.gif

btn_starttrial.gif

661 ms

top-selling-btn.png

top-selling-btn.png

662 ms

hdr7-sprite-icons2.png

hdr7-sprite-icons2.png

51 ms

location

location

186 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrcVIT9d4cw.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrcVIT9d4cw.woff

265 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCGPrcVIT9d4cydYA.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCGPrcVIT9d4cydYA.woff

304 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCHPrcVIT9d4cydYA.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCHPrcVIT9d4cydYA.woff

303 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCMPrcVIT9d4cydYA.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCMPrcVIT9d4cydYA.woff

304 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCFPrcVIT9d4cydYA.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCFPrcVIT9d4cydYA.woff

327 ms

hp71-bg2.jpg

hp71-bg2.jpg

632 ms

bbp_line.gif

bbp_line.gif

581 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xDwxUD22FA.woff

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xDwxUD22FA.woff

272 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58i-xDwxUD22FNZc.woff

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58i-xDwxUD22FNZc.woff

296 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58m-xDwxUD22FNZc.woff

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58m-xDwxUD22FNZc.woff

312 ms

fa-solid-900.woff

fa-solid-900.woff

160 ms

fa-regular-400.woff

fa-regular-400.woff

320 ms

fa-light-300.woff

fa-light-300.woff

195 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7jujVj9w.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7jujVj9w.woff

285 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7jujVj9_mf.woff

319 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qN67jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qN67jujVj9_mf.woff

318 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qO67jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qO67jujVj9_mf.woff

342 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNK7jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNK7jujVj9_mf.woff

343 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qPK7jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qPK7jujVj9_mf.woff

380 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNa7jujVj9_mf.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNa7jujVj9_mf.woff

372 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

114 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

186 ms

badge

badge

351 ms

313 ms

bat.js

bat.js

313 ms

analytics.js

analytics.js

311 ms

fa-brands-400.woff

fa-brands-400.woff

146 ms

otBannerSdk.js

otBannerSdk.js

159 ms

postmessageRelay

postmessageRelay

368 ms

en.json

en.json

91 ms

m=_b,_tp,_r

m=_b,_tp,_r

125 ms

gray_stars_large.png

gray_stars_large.png

257 ms

orange_stars_large.png

orange_stars_large.png

249 ms

gcr_logo_stacked.png

gcr_logo_stacked.png

295 ms

s52968474884983

s52968474884983

149 ms

ec.js

ec.js

192 ms

5141081.js

5141081.js

181 ms

174 ms

otFlat.json

otFlat.json

159 ms

otPcCenter.json

otPcCenter.json

160 ms

otCommonStyles.css

otCommonStyles.css

219 ms

m=byfTOb,lsjVmc,xUdipf,n73qwf,UUJqVe,IZT63,vfuNJf,ws9Tlc,LEikZe,NwH0H,MpJwZc,PrPYRd,gychg,hc6Ubd,vhDjqd

m=byfTOb,lsjVmc,xUdipf,n73qwf,UUJqVe,IZT63,vfuNJf,ws9Tlc,LEikZe,NwH0H,MpJwZc,PrPYRd,gychg,hc6Ubd,vhDjqd

52 ms

1832714284-postmessagerelay.js

1832714284-postmessagerelay.js

113 ms

rpc:shindig_random.js

rpc:shindig_random.js

66 ms

collect

collect

95 ms

5141081

5141081

152 ms

api.js

api.js

67 ms

collect

collect

73 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

11 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

75 ms

clarity.js

clarity.js

15 ms

m=Wt6vjf,hhhU8,FCpbqb,WhJNk

m=Wt6vjf,hhhU8,FCpbqb,WhJNk

59 ms

m=lwddkf,EFQ78c

m=lwddkf,EFQ78c

140 ms

ga-audiences

ga-audiences

136 ms

log

log

143 ms

c.gif

c.gif

50 ms

Accessibility Review

unco.bncollege.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

unco.bncollege.com best practices score

75

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

Page has valid source maps

SEO Factors

unco.bncollege.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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Unco.bncollege.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Unco.bncollege.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

unco.bncollege.com

Open Graph data is detected on the main page of Unco Bncollege. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: