Tools & Wizards About Us
esa.io screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

esa.io

esa - A document sharing service for motivated teams

Page Load Speed

4.4 sec in total

First Response

324 ms

Resources Loaded

3.4 sec

Page Rendered

735 ms

esa.io screenshot

About Website

Welcome to esa.io homepage info - get ready to check Esa best content for Japan right away, or after learning these important things about esa.io

The document sharing service for motivated teams created from the perspective of cultivating information.

Visit esa.io

Key Findings

We analyzed Esa.io page load time and found that the first response time was 324 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

esa.io performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value2,440 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value20.7 s

2/100

10%

Network Requests Diagram

esa.io

324 ms

esa.io

923 ms

js

135 ms

css

87 ms

css2

107 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Esa.io, 55% (61 requests) were made to Assets.esa.io and 16% (18 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Img.esa.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 416.6 kB (5%)

Content Size

8.1 MB

After Optimization

7.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Esa.io main page is 8.1 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. 80% 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 7.4 MB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 57.4 kB

  • Original 83.2 kB
  • After minification 82.7 kB
  • After compression 25.8 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 57.4 kB or 69% of the original size.

Image Optimization

-5%

Potential reduce by 357.8 kB

  • Original 7.4 MB
  • After minification 7.0 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. Esa images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 568.0 kB
  • After minification 568.0 kB
  • After compression 566.6 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.

CSS Optimization

-0%

Potential reduce by 15 B

  • Original 89.6 kB
  • After minification 89.6 kB
  • After compression 89.5 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. Esa.io has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 35 (36%)

Requests Now

97

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Esa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

esa.io

esa.io

324 ms

esa.io

esa.io

923 ms

js

js

135 ms

css

css

87 ms

css2

css2

107 ms

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53 ms

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Accessibility Review

esa.io accessibility score

85

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

Image elements do not have [alt] attributes

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

esa.io 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

Missing source maps for large first-party JavaScript

SEO Factors

esa.io SEO score

82

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

High

Image elements do not have [alt] attributes

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 Esa.io 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 Esa.io 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

esa.io

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