Tools & Wizards About Us
overdrive.aclib.us screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

overdrive.aclib.us

Alachua County Library District - OverDrive

Page Load Speed

4.3 sec in total

First Response

71 ms

Resources Loaded

3.4 sec

Page Rendered

833 ms

overdrive.aclib.us screenshot

About Website

Click here to check amazing Over Drive Aclib content for United States. Otherwise, check out these important facts you probably never knew about overdrive.aclib.us

Browse, borrow, and enjoy titles from the Alachua County Library District digital collection.

Visit overdrive.aclib.us

Key Findings

We analyzed Overdrive.aclib.us page load time and found that the first response time was 71 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

overdrive.aclib.us performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value22.7 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value7,110 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

aclib.overdrive.com

71 ms

vendor.bundle.min.b062de5a03333401085c20696b3eec95.css

54 ms

app.bundle.min.d9deefff2fabfd559404a588e73949ca.css

68 ms

contrast.min.883379c23444da14c0f7480023f6696e.css

50 ms

colors.css

37 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Overdrive.aclib.us, 10% (7 requests) were made to Ic.od-cdn.com and 9% (6 requests) were made to Aclib.overdrive.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Thunder.cdn.overdrive.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 834.7 kB (28%)

Content Size

3.0 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Overdrive.aclib.us main page is 3.0 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. Only a small number of websites need less resources to load. Javascripts take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 293.6 kB

  • Original 340.3 kB
  • After minification 309.9 kB
  • After compression 46.8 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. 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 293.6 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 9.5 kB

  • Original 536.8 kB
  • After minification 527.3 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. Over Drive Aclib images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 531.6 kB

  • Original 2.1 MB
  • After minification 2.1 MB
  • After compression 1.6 MB

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 531.6 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (37%)

Requests Now

63

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Over Drive Aclib. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aclib.overdrive.com

aclib.overdrive.com

71 ms

vendor.bundle.min.b062de5a03333401085c20696b3eec95.css

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54 ms

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app.bundle.min.d9deefff2fabfd559404a588e73949ca.css

68 ms

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contrast.min.883379c23444da14c0f7480023f6696e.css

50 ms

colors.css

colors.css

37 ms

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99 ms

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66 ms

main.6da7304f.js

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96 ms

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183 ms

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94 ms

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198 ms

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gtm.js

1727 ms

1385

1385

1846 ms

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home

135 ms

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73 ms

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75 ms

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127 ms

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130 ms

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449 ms

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ga-audiences

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42 ms

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43 ms

Accessibility Review

overdrive.aclib.us accessibility score

100

Accessibility Issues

Best Practices

overdrive.aclib.us 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

overdrive.aclib.us SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Overdrive.aclib.us 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 Overdrive.aclib.us 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

overdrive.aclib.us

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