Access prairiearea.libraryreserve.com. Online Media of Northern Illinois Libraries

Report Summary

About Website

Welcome to prairiearea.libraryreserve.com homepage info - get ready to check Prairiearea Libraryreserve best content for United States right away, or after learning these important things about prairiearea.libraryreserve.com

Browse, borrow, and enjoy titles from the Online Media of Northern Illinois Libraries digital collection.

Visit prairiearea.libraryreserve.com

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value27.9 s

0/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value12,960 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value28.1 s

0/100

10%

omnilibraries.overdrive.com

91 ms

vendor.bundle.min.b062de5a03333401085c20696b3eec95.css

68 ms

app.bundle.min.9c65e0b694f9bf96ecb25866975d1b6f.css

90 ms

contrast.min.883379c23444da14c0f7480023f6696e.css

82 ms

colors.css

39 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Prairiearea.libraryreserve.com, 13% (10 requests) were made to Ic.od-cdn.com and 13% (10 requests) were made to Img3.od-cdn.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Googletagmanager.com.

Content Size

4.4 MB

After Optimization

3.6 MB

In fact, the total size of Prairiearea.libraryreserve.com main page is 4.4 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 271.6 kB

Original 314.3 kB
After minification 286.5 kB
After compression 42.8 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 271.6 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 23 B

Original 2.0 MB
After minification 2.0 MB

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. Prairiearea Libraryreserve images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 532.4 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 532.4 kB or 25% of the original size.

Requests Now

After Optimization

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prairiearea Libraryreserve. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

High

[aria-*] attributes are not valid or misspelled

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

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 Prairiearea.libraryreserve.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 Prairiearea.libraryreserve.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

prairiearea.libraryreserve.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Online Media of Northern Illinois Libraries - OverDrive

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

omnilibraries.overdrive.com

vendor.bundle.min.b062de5a03333401085c20696b3eec95.css

app.bundle.min.9c65e0b694f9bf96ecb25866975d1b6f.css

contrast.min.883379c23444da14c0f7480023f6696e.css

colors.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

omnilibraries.overdrive.com

vendor.bundle.min.b062de5a03333401085c20696b3eec95.css

app.bundle.min.9c65e0b694f9bf96ecb25866975d1b6f.css

contrast.min.883379c23444da14c0f7480023f6696e.css

colors.css

vendor.bundle.min.f23b75dd56a005d9261e6d9ace1927a2.js

holds.app.min.002285453e767057b4a358d579b645fe.js

main.89dc15b4.js

en.37150847cb004812cb9b01f665c2681e.js

assetMapper.bundle.min.ec1d533b68d0ec1dc8d33660307e5c0d.js

app.bundle.min.ae0f0014a37744003c613275fb5260ff.js

home.bundle.min.56335ee919d9c4ee90835293a272c973.js

182.6ee964f6.chunk.js

539.d11ddaf8.chunk.js

gtm.js

1647.png

home

proximanova-regular.345e257dded0b742bbb271df8628e3bb.svg

proximanova-semibold.1d2564dbb6e7fcb251baaf25a99d5e21.svg

icons.90c4cf91da33f08c6b548e66621c813c.woff

238.326b36be.chunk.js

media

media

media

head.a2224d3f5852d4c49bd48a94cf61352e.svg

book.5cf2535a653ab95d689032403f517a0e.svg

app-store-badge-apple.c9f3e7b7cdbbad0b1c1b944331e018ea.svg

app-store-badge-google.cd7089d9298aa9bcc6294bd84ff8a1a3.svg

proximanova-regular.8241a110181ed059eca66be525799255.woff

proximanova-semibold.1530392f014996326169abd15fed2e78.woff

859.c57cd5f3.chunk.js

239.fe549b23.chunk.js

981.1f7c0762.chunk.js

627.ca17f030.chunk.js

230.c3e88bf1.chunk.css

230.e6ea7f9c.chunk.js

434.050d19fc.chunk.css

museo-slab-500.92c783308d2d88f876dc551ff623576a.woff

js

analytics.js

en-white.61a01ba6f818e9a2daf286f3e5cd8c1a.svg

en-white.c11516da1fc93084b711408c03267d14.svg

%7BDEA92F0A-27C6-405B-8FA4-799E588FC64A%7DImg400.jpg

%7B01C13F1A-E64A-40AA-A9F9-8B5E71A59C9D%7DImg400.jpg