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driehausmuseum.org screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

driehausmuseum.org

Driehaus Museum

Page Load Speed

3 sec in total

First Response

87 ms

Resources Loaded

2.7 sec

Page Rendered

229 ms

driehausmuseum.org screenshot

About Website

Welcome to driehausmuseum.org homepage info - get ready to check Driehaus Museum best content for United States right away, or after learning these important things about driehausmuseum.org

The Richard H. Driehaus Museum explores the art, architecture, and design of the late 19th-century with a focus on the Gilded Age. The Museum is located just steps from the Magnificent Mile within the...

Visit driehausmuseum.org

Key Findings

We analyzed Driehausmuseum.org page load time and found that the first response time was 87 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

driehausmuseum.org performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value25.9 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.233

53/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

driehausmuseum.org

87 ms

driehausmuseum.org

1636 ms

f6a44a8b74.js

54 ms

js

52 ms

js

90 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 82% of them (32 requests) were addressed to the original Driehausmuseum.org, 8% (3 requests) were made to Googletagmanager.com and 3% (1 request) were made to Kit.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Driehausmuseum.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 673.9 kB (15%)

Content Size

4.5 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Driehausmuseum.org main page is 4.5 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. 45% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 24.4 kB

  • Original 32.2 kB
  • After minification 29.2 kB
  • After compression 7.8 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 24.4 kB or 76% of the original size.

Image Optimization

-12%

Potential reduce by 516.0 kB

  • Original 4.2 MB
  • After minification 3.7 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. Obviously, Driehaus Museum needs image optimization as it can save up to 516.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 122.6 kB

  • Original 189.4 kB
  • After minification 181.5 kB
  • After compression 66.8 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 122.6 kB or 65% of the original size.

CSS Optimization

-81%

Potential reduce by 10.9 kB

  • Original 13.4 kB
  • After minification 10.4 kB
  • After compression 2.5 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. Driehausmuseum.org needs all CSS files to be minified and compressed as it can save up to 10.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (43%)

Requests Now

35

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Driehaus Museum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

driehausmuseum.org

driehausmuseum.org

87 ms

driehausmuseum.org

driehausmuseum.org

1636 ms

f6a44a8b74.js

f6a44a8b74.js

54 ms

js

js

52 ms

js

js

90 ms

js

js

137 ms

driehausmuseum.org

driehausmuseum.org

139 ms

driehausmuseum.org

driehausmuseum.org

157 ms

driehausmuseum.org

driehausmuseum.org

138 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

187 ms

script.js

script.js

135 ms

menumaker.min.js

menumaker.min.js

51 ms

royalslider.css

royalslider.css

135 ms

rs-default.css

rs-default.css

155 ms

jquery.royalslider.min.js

jquery.royalslider.min.js

198 ms

jquery.matchHeight.js

jquery.matchHeight.js

156 ms

timer.js

timer.js

139 ms

fbevents.js

fbevents.js

48 ms

quant.js

quant.js

78 ms

logo.svg

logo.svg

33 ms

ChicagoCollects-WebCarousel-1500x500.jpg

ChicagoCollects-WebCarousel-1500x500.jpg

103 ms

Untitled_design_%2810%29.png

Untitled_design_%2810%29.png

231 ms

1.4.jpg

1.4.jpg

171 ms

4_1.jpg

4_1.jpg

89 ms

Untitled_design_-_2023-05-04T113108.254.png

Untitled_design_-_2023-05-04T113108.254.png

273 ms

ChicagoCollects-WebButton-400x225.jpg

ChicagoCollects-WebButton-400x225.jpg

65 ms

Re-Opening_Celebration_%281600_x_900_px%29.png

Re-Opening_Celebration_%281600_x_900_px%29.png

177 ms

Rifif_better_image.png

Rifif_better_image.png

125 ms

membership.jpg

membership.jpg

132 ms

tours.jpg

tours.jpg

154 ms

donate_sm.jpg

donate_sm.jpg

160 ms

e-news.jpg

e-news.jpg

185 ms

preloader-white.gif

preloader-white.gif

188 ms

rs-default.png

rs-default.png

200 ms

bt_regular.woff

bt_regular.woff

206 ms

rd_bold.woff

rd_bold.woff

217 ms

bt_medium-webfont.woff

bt_medium-webfont.woff

622 ms

bt-bold.woff

bt-bold.woff

680 ms

e0c48fbf-6e3e-4d4a-8443-7905cf3d47f4.woff

e0c48fbf-6e3e-4d4a-8443-7905cf3d47f4.woff

244 ms

Accessibility Review

driehausmuseum.org accessibility score

63

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

Best Practices

driehausmuseum.org best practices score

67

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

driehausmuseum.org SEO score

89

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Driehausmuseum.org 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 Driehausmuseum.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

driehausmuseum.org

Open Graph description is not detected on the main page of Driehaus Museum. 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: