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uconn.science screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

uconn.science

Data Science Notebook |

Page Load Speed

24.2 sec in total

First Response

444 ms

Resources Loaded

5.3 sec

Page Rendered

18.5 sec

uconn.science screenshot

About Website

Welcome to uconn.science homepage info - get ready to check Uconn best content right away, or after learning these important things about uconn.science

| Data Science Notebook

Visit uconn.science

Key Findings

We analyzed Uconn.science page load time and found that the first response time was 444 ms and then it took 23.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

uconn.science performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value18.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.6 s

0/100

25%

SI (Speed Index)

Value18.3 s

0/100

10%

TBT (Total Blocking Time)

Value3,500 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value32.1 s

0/100

10%

Network Requests Diagram

uconn.science

444 ms

analytics.js

89 ms

wp-emoji-release.min.js

335 ms

crayon.min.css

339 ms

style.min.css

326 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 13% of them (12 requests) were addressed to the original Uconn.science, 32% (30 requests) were made to Shichaoji.com and 30% (28 requests) were made to Iridescent.date. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Uconn.science.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.6 kB (18%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uconn.science main page is 1.8 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. 75% 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 91.0 kB

  • Original 108.8 kB
  • After minification 105.2 kB
  • After compression 17.8 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 91.0 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 77.2 kB

  • Original 1.4 MB
  • After minification 1.3 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. Uconn images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 128.1 kB

  • Original 222.9 kB
  • After minification 222.8 kB
  • After compression 94.8 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 128.1 kB or 57% of the original size.

CSS Optimization

-43%

Potential reduce by 20.2 kB

  • Original 47.2 kB
  • After minification 47.2 kB
  • After compression 27.0 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. Uconn.science needs all CSS files to be minified and compressed as it can save up to 20.2 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (46%)

Requests Now

84

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uconn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

uconn.science

uconn.science

444 ms

analytics.js

analytics.js

89 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

335 ms

crayon.min.css

crayon.min.css

339 ms

style.min.css

style.min.css

326 ms

drawit.min.css

drawit.min.css

345 ms

profile_widget_ninja.css

profile_widget_ninja.css

337 ms

css

css

98 ms

style.css

style.css

329 ms

default.min.css

default.min.css

364 ms

addtoany.min.css

addtoany.min.css

385 ms

frontend.min.css

frontend.min.css

376 ms

jquery.js

jquery.js

421 ms

crayon.min.js

crayon.min.js

383 ms

frontend.min.js

frontend.min.js

384 ms

addtoany.min.js

addtoany.min.js

410 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

470 ms

jquery.theme-main.min.js

jquery.theme-main.min.js

469 ms

quicktags.min.js

quicktags.min.js

470 ms

qt-btn.js

qt-btn.js

467 ms

external-tracking.min.js

external-tracking.min.js

474 ms

cl-core.css

cl-core.css

531 ms

cl-itext.css

cl-itext.css

777 ms

drawit-iframe.js

drawit-iframe.js

787 ms

wp-embed.min.js

wp-embed.min.js

788 ms

cl-core.js

cl-core.js

787 ms

cl-itext.js

cl-itext.js

795 ms

collect

collect

35 ms

collect

collect

53 ms

page.js

page.js

390 ms

background.jpg

background.jpg

1318 ms

iridescent.date

iridescent.date

1302 ms

report.html

report.html

1332 ms

README.html

README.html

373 ms

vis.html

vis.html

629 ms

text.html

text.html

889 ms

plot_topics.html

plot_topics.html

844 ms

www.iridescent.date

www.iridescent.date

2157 ms

tensorflow_neural.html

tensorflow_neural.html

896 ms

good_Apple20.html

good_Apple20.html

725 ms

tensorflow_stepbystep.html

tensorflow_stepbystep.html

878 ms

SOM_Implementation.html

SOM_Implementation.html

876 ms

head.jpg

head.jpg

1266 ms

20141008050747496.gif

20141008050747496.gif

1264 ms

sentiment.jpg

sentiment.jpg

705 ms

one-1000x416.jpg

one-1000x416.jpg

336 ms

sprite.png

sprite.png

439 ms

collect

collect

78 ms

JTUSjIg1_i6t8kCHKm459WlhzQ.woff

JTUSjIg1_i6t8kCHKm459WlhzQ.woff

164 ms

influence-icons.woff

influence-icons.woff

77 ms

easyLDA.svg

easyLDA.svg

927 ms

35779561-dba715a0-099c-11e8-8519-09d6164e63ae.jpg

35779561-dba715a0-099c-11e8-8519-09d6164e63ae.jpg

576 ms

35779521-49237200-099c-11e8-8cb2-ed916040a526.jpg

35779521-49237200-099c-11e8-8cb2-ed916040a526.jpg

574 ms

35779593-cfe800c0-099d-11e8-8db5-d3431f155496.jpg

35779593-cfe800c0-099d-11e8-8db5-d3431f155496.jpg

543 ms

36183178-386dfde8-10fb-11e8-88f0-9eb51b94bc27.jpg

36183178-386dfde8-10fb-11e8-88f0-9eb51b94bc27.jpg

531 ms

require.min.js

require.min.js

459 ms

jquery.min.js

jquery.min.js

503 ms

ldavis.v1.0.0.css

ldavis.v1.0.0.css

460 ms

custom.css

custom.css

3591 ms

MathJax.js

MathJax.js

753 ms

custom.css

custom.css

2765 ms

MathJax.js

MathJax.js

659 ms

icons.29.svg.js

icons.29.svg.js

185 ms

custom.css

custom.css

1322 ms

d3.min.js

d3.min.js

396 ms

dropzone.css

dropzone.css

877 ms

font-awesome.min.css

font-awesome.min.css

873 ms

styles.css

styles.css

876 ms

dropzone.min.js

dropzone.min.js

872 ms

wavesurfer.min.js

wavesurfer.min.js

871 ms

jquery.min.js

jquery.min.js

1136 ms

app.js

app.js

1015 ms

badge.svg

badge.svg

861 ms

ldavis.v1.0.0.js

ldavis.v1.0.0.js

841 ms

TeX-AMS_HTML.js

TeX-AMS_HTML.js

827 ms

sentiment.jpg

sentiment.jpg

320 ms

anne-hathaway.jpg

anne-hathaway.jpg

272 ms

anne-hathaway.jpg

anne-hathaway.jpg

302 ms

anne-hathaway.png

anne-hathaway.png

223 ms

23F90EBEFEDA14D9658C42F7472B811B.jpg

23F90EBEFEDA14D9658C42F7472B811B.jpg

279 ms

Img332962459.jpg

Img332962459.jpg

312 ms

U8828P1195DT20130729220620.jpg

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266 ms

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400 ms

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437 ms

U2190P28T3D2335077F326DT20090109145134.jpg

U2190P28T3D2335077F326DT20090109145134.jpg

499 ms

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476 ms

Img333360801.jpg

Img333360801.jpg

481 ms

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515 ms

20111219185202.jpg

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999 ms

i0189143u7z_ori_3.jpg

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999 ms

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1017 ms

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1016 ms

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1017 ms

20120315210138_XNfCY.jpg

20120315210138_XNfCY.jpg

1018 ms

Accessibility Review

uconn.science accessibility score

79

Accessibility Issues

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

uconn.science best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

uconn.science SEO score

95

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 Uconn.science 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 Uconn.science 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

uconn.science

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