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content.lib.washington.edu screenshot

69

Performance

Renders faster than
81% of other websites
88

Accessibility

Visual factors better than
that of 69% of websites
58

Best Practices

More advanced features
available than in
19% of websites
99

SEO

Google-friendlier than
93% of websites

First Response

407 ms

Resources Loaded

5.2 sec

Page Rendered

11.8 sec

content.lib.washington.edu screenshot

About Website

Visit content.lib.washington.edu now to see the best up-to-date Content Lib Washington content for United States and also check out these interesting facts you probably never knew about content.lib.washington.edu

This site features materials such as photographs, maps, newspapers, posters, reports and other media from the University of Washington Libraries, University of Washington Faculty and Departments, and ...

Visit content.lib.washington.edu

Key Findings

We analyzed Content.lib.washington.edu page load time and found that the first response time was 407 ms and then it took 17 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

59/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.3 s

73/100

10%

content.lib.washington.edu

407 ms

bootstrap.min.css

44 ms

mini.css

194 ms

UW-local.css

198 ms

bootstrap-custom.css

200 ms

Our browser made a total of 147 requests to load all elements on the main page. We found that 96% of them (141 requests) were addressed to the original Content.lib.washington.edu, 2% (3 requests) were made to Maxcdn.bootstrapcdn.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Content.lib.washington.edu.

Content Size

14.7 MB

After Optimization

14.6 MB

In fact, the total size of Content.lib.washington.edu main page is 14.7 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 14.6 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 68.5 kB

Original 92.0 kB
After minification 86.7 kB
After compression 23.5 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 68.5 kB or 74% of the original size.

Image Optimization

-1%

Potential reduce by 87.2 kB

Original 14.6 MB
After minification 14.5 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. Content Lib Washington images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.3 kB

Original 52.9 kB
After minification 52.0 kB
After compression 51.6 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.

Requests Now

145

After Optimization

138

The browser has sent 145 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Content Lib Washington. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Buttons do not have an accessible name

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 the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Content.lib.washington.edu 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 Content.lib.washington.edu 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

content.lib.washington.edu

Open Graph description is not detected on the main page of Content Lib Washington. 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: