Tools & Wizards About Us
bosdesca.omeka.net screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% 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

  • 97

    SEO

    Google-friendlier than
    91% of websites

bosdesca.omeka.net

Stark & Subtle Divisions: A Collaborative History of Segregation in Boston

Page Load Speed

887 ms in total

First Response

176 ms

Resources Loaded

532 ms

Page Rendered

179 ms

bosdesca.omeka.net screenshot

About Website

Welcome to bosdesca.omeka.net homepage info - get ready to check Bosdesca Omeka best content for United States right away, or after learning these important things about bosdesca.omeka.net

This site showcases select materials from various Boston archives that graduate students in the History and American Studies departments at UMass Boston discovered as they researched the history of de...

Visit bosdesca.omeka.net

Key Findings

We analyzed Bosdesca.omeka.net page load time and found that the first response time was 176 ms and then it took 711 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

bosdesca.omeka.net performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.321

36/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

bosdesca.omeka.net

176 ms

js

135 ms

public.css

8 ms

commenting.css

9 ms

leaflet.css

15 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 61% of them (23 requests) were addressed to the original Bosdesca.omeka.net, 29% (11 requests) were made to D1y502jg6fpugt.cloudfront.net and 5% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (233 ms) relates to the external source D1y502jg6fpugt.cloudfront.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 680.1 kB (50%)

Content Size

1.4 MB

After Optimization

691.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bosdesca.omeka.net main page is 1.4 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. 50% of websites need less resources to load. Javascripts take 871.4 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 16.9 kB

  • Original 25.5 kB
  • After minification 23.7 kB
  • After compression 8.7 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 16.9 kB or 66% of the original size.

Image Optimization

-23%

Potential reduce by 107.6 kB

  • Original 458.7 kB
  • After minification 351.1 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. Obviously, Bosdesca Omeka needs image optimization as it can save up to 107.6 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 551.8 kB

  • Original 871.4 kB
  • After minification 820.0 kB
  • After compression 319.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 551.8 kB or 63% of the original size.

CSS Optimization

-24%

Potential reduce by 3.9 kB

  • Original 16.4 kB
  • After minification 16.4 kB
  • After compression 12.5 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. Bosdesca.omeka.net needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (60%)

Requests Now

35

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bosdesca Omeka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bosdesca.omeka.net

bosdesca.omeka.net

176 ms

js

js

135 ms

public.css

public.css

8 ms

commenting.css

commenting.css

9 ms

leaflet.css

leaflet.css

15 ms

geolocation-marker.css

geolocation-marker.css

15 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

15 ms

html5media.css

html5media.css

9 ms

iconfonts.css

iconfonts.css

15 ms

skeleton.css

skeleton.css

15 ms

style.css

style.css

16 ms

jquery.min.js

jquery.min.js

23 ms

jquery-ui.min.js

jquery-ui.min.js

33 ms

jquery.ui.touch-punch.js

jquery.ui.touch-punch.js

18 ms

commenting.js

commenting.js

18 ms

tinymce.min.js

tinymce.min.js

22 ms

leaflet.js

leaflet.js

20 ms

leaflet-providers.js

leaflet-providers.js

18 ms

map.js

map.js

18 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

21 ms

respond.js

respond.js

19 ms

jquery-accessibleMegaMenu.js

jquery-accessibleMegaMenu.js

20 ms

berlin.js

berlin.js

19 ms

globals.js

globals.js

20 ms

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16751172694_5a1f448093_o.png

72 ms

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a9cc9aa5287329472fd0e0994a6c040e.png

106 ms

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50c73f3144512e6275328ec65acee046.jpg

53 ms

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88e367b88ef3918abee881c593545e60.jpg

132 ms

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e1e3fc25ca2cbc40bb1529f546e02bc8.jpg

114 ms

8f68e18e702b6ae78e0f46fcaae227d8.jpg

8f68e18e702b6ae78e0f46fcaae227d8.jpg

103 ms

c2de32b4841d249533035f662ab3a09c.jpg

c2de32b4841d249533035f662ab3a09c.jpg

156 ms

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d3976468b7a6c27deb33957595850af6.jpg

132 ms

57c8e315e949b2f6c5e1cf3ce25af80a.jpg

57c8e315e949b2f6c5e1cf3ce25af80a.jpg

199 ms

efc768f3e57ee5b1ffe4dd7371ad34e6.jpg

efc768f3e57ee5b1ffe4dd7371ad34e6.jpg

175 ms

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3a659ff9cae9d0cf5e8cc94a13dc84ae.jpg

233 ms

a5918d2225a59b07c994286f9beabf56.jpg

a5918d2225a59b07c994286f9beabf56.jpg

180 ms

fa-solid-900.woff

fa-solid-900.woff

15 ms

fa-regular-400.woff

fa-regular-400.woff

15 ms

Accessibility Review

bosdesca.omeka.net accessibility score

100

Accessibility Issues

Best Practices

bosdesca.omeka.net 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

bosdesca.omeka.net SEO score

97

Search Engine Optimization Advices

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 Bosdesca.omeka.net 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 Bosdesca.omeka.net 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

bosdesca.omeka.net

Open Graph description is not detected on the main page of Bosdesca Omeka. 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: