Access ebooks.lvccld.org. Las Vegas-Clark County Library District

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value19,830 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value26.6 s

0/100

10%

Default.htm

224 ms

css

26 ms

css

51 ms

css

51 ms

dlr-complete-min.css

30 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ebooks.lvccld.org, 33% (23 requests) were made to Libraryreserve.cdn.overdrive.com and 20% (14 requests) were made to Images.contentreserve.com. The less responsive or slowest element that took the longest time to load (224 ms) belongs to the original domain Ebooks.lvccld.org.

Content Size

1.6 MB

After Optimization

801.6 kB

In fact, the total size of Ebooks.lvccld.org main page is 1.6 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. 60% of websites need less resources to load. Images take 650.2 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 463.1 kB

Original 512.7 kB
After minification 486.5 kB
After compression 49.6 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 463.1 kB or 90% of the original size.

Image Optimization

-9%

Potential reduce by 55.9 kB

Original 650.2 kB
After minification 594.3 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. Ebooks Lvccld images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 276.3 kB

Original 433.4 kB
After minification 433.3 kB
After compression 157.0 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 276.3 kB or 64% of the original size.

CSS Optimization

-54%

Potential reduce by 856 B

Original 1.6 kB
After minification 1.4 kB
After compression 721 B

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. Ebooks.lvccld.org needs all CSS files to be minified and compressed as it can save up to 856 B or 54% of the original size.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ebooks Lvccld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 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-*] attributes do not match their roles

High

ARIA IDs are not unique

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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

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 Ebooks.lvccld.org 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 Ebooks.lvccld.org 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

ebooks.lvccld.org

Open Graph description is not detected on the main page of Ebooks Lvccld. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

Las Vegas-Clark County Library District - 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

Default.htm

css

css

css

dlr-complete-min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

Default.htm

css

css

css

dlr-complete-min.css

site-custom.css

jquery.min.js

jquery-ui.min.js

penultimate-min.js

jquery.popupoverlay.js

dynamic.to.top.min.js

foundation.js

app.js

ultimatehome.js

jquery.lazyload.js

jstag

gtm.js

spacer.gif

TopLineBackground.jpg

masthead.png

sprites.png

searchMobile.png

TopLineBackground_red.jpg

loadingImg.gif

emb-audio-icon.png

customImage01.png

toutYAForKids.jpg

toutLEAP.jpg

PoweredByOD.png

purrClose000.png

BNSignIn.png

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sync

i.js

sync

analytics.js

js