Tools & Wizards About Us
cellexplorers.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

cellexplorers.com

Cell EXPLORERS | Science Outreach Programme | Galway, Ireland

Page Load Speed

1.9 sec in total

First Response

85 ms

Resources Loaded

1.7 sec

Page Rendered

76 ms

cellexplorers.com screenshot

About Website

Visit cellexplorers.com now to see the best up-to-date Cell EXPLORERS content and also check out these interesting facts you probably never knew about cellexplorers.com

Cell EXPLORERS is a science outreach and public engagement programme based in the School of Natural Sciences in the National University of Ireland, Galway.

Visit cellexplorers.com

Key Findings

We analyzed Cellexplorers.com page load time and found that the first response time was 85 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

cellexplorers.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value4,130 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

www.cellexplorers.com

85 ms

originTrials.41d7301a.bundle.min.js

51 ms

minified.js

57 ms

focus-within-polyfill.js

98 ms

polyfill.min.js

261 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cellexplorers.com, 39% (24 requests) were made to Static.parastorage.com and 35% (22 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 431.9 kB (47%)

Content Size

924.3 kB

After Optimization

492.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cellexplorers.com main page is 924.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. HTML takes 538.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 421.0 kB

  • Original 538.5 kB
  • After minification 536.9 kB
  • After compression 117.5 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 421.0 kB or 78% of the original size.

Image Optimization

-5%

Potential reduce by 8.1 kB

  • Original 157.0 kB
  • After minification 148.8 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. Cell EXPLORERS images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.8 kB

  • Original 228.9 kB
  • After minification 228.8 kB
  • After compression 226.1 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 Breakdown

Number of requests can be reduced by 11 (29%)

Requests Now

38

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cell EXPLORERS. 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 as a result speed up the page load time.

Network Requests Diagram

www.cellexplorers.com

www.cellexplorers.com

85 ms

originTrials.41d7301a.bundle.min.js

originTrials.41d7301a.bundle.min.js

51 ms

minified.js

minified.js

57 ms

focus-within-polyfill.js

focus-within-polyfill.js

98 ms

polyfill.min.js

polyfill.min.js

261 ms

thunderbolt-commons.eb770ee8.bundle.min.js

thunderbolt-commons.eb770ee8.bundle.min.js

90 ms

main.578f27a3.bundle.min.js

main.578f27a3.bundle.min.js

91 ms

lodash.min.js

lodash.min.js

90 ms

react.production.min.js

react.production.min.js

47 ms

react-dom.production.min.js

react-dom.production.min.js

92 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

90 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

90 ms

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a74b8a_b13b6adf922e4e3a89beb2755c6f763f.jpg

297 ms

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a74b8a_cc5dc9c8bbda4864ba00bccb3b202c88~mv2.png

534 ms

Gradient%20Purple%20Blue.jpg

Gradient%20Purple%20Blue.jpg

412 ms

Scientix-logo.jpg

Scientix-logo.jpg

612 ms

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Go%25252520Bananas_edited_edited_edited_jp.jpg

605 ms

SPIKEY.jpeg

SPIKEY.jpeg

532 ms

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489 ms

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607 ms

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749 ms

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783 ms

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a74b8a_09b509dc5bde482c866c9002e5df6774~mv2.jpg

876 ms

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779 ms

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858 ms

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859 ms

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965 ms

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1005 ms

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1033 ms

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1136 ms

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1150 ms

University_Of_Galway_Logo__Positive_Landscape.png

University_Of_Galway_Logo__Positive_Landscape.png

1007 ms

SFI%20LOGO_edited.png

SFI%20LOGO_edited.png

1114 ms

SMART-FUTURES-without%20url.jpg

SMART-FUTURES-without%20url.jpg

1236 ms

bundle.min.js

bundle.min.js

73 ms

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47 ms

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47 ms

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50 ms

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49 ms

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53 ms

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48 ms

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48 ms

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50 ms

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50 ms

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53 ms

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53 ms

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deprecation-en.v5.html

deprecation-en.v5.html

8 ms

bolt-performance

bolt-performance

32 ms

deprecation-style.v5.css

deprecation-style.v5.css

10 ms

right-arrow.svg

right-arrow.svg

12 ms

Accessibility Review

cellexplorers.com accessibility score

84

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

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

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.

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

cellexplorers.com best practices score

92

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

Page has valid source maps

SEO Factors

cellexplorers.com SEO score

93

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 doesn't use legible font sizes

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 Cellexplorers.com 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 Cellexplorers.com 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

cellexplorers.com

Open Graph data is detected on the main page of Cell EXPLORERS. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: