Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

sli.do

Home | Slido - Audience Interaction Made Easy

Page Load Speed

1.4 sec in total

First Response

37 ms

Resources Loaded

493 ms

Page Rendered

872 ms

sli.do screenshot

About Website

Welcome to sli.do homepage info - get ready to check Sli best content for United States right away, or after learning these important things about sli.do

Slido is an easy to use Q&A and polling platform. Increase engagement at your meetings, events, and conferences.

Visit sli.do

Key Findings

We analyzed Sli.do page load time and found that the first response time was 37 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

sli.do performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value5,730 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

sli.do

37 ms

www.slido.com

27 ms

slidointer.css

23 ms

polyfills-c67a75d1b6f99dc8.js

217 ms

6914-b537b5141b40684e.js

12 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sli.do, 89% (87 requests) were made to Slido.com and 10% (10 requests) were made to Assets.slido.com. The less responsive or slowest element that took the longest time to load (355 ms) relates to the external source Assets.slido.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.4 kB (10%)

Content Size

1.2 MB

After Optimization

1.1 MB

In fact, the total size of Sli.do main page is 1.2 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 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 114.3 kB

  • Original 156.1 kB
  • After minification 156.0 kB
  • After compression 41.8 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 114.3 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 3.8 kB

  • Original 1.0 MB
  • After minification 1.0 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. Sli images are well optimized though.

CSS Optimization

-43%

Potential reduce by 318 B

  • Original 736 B
  • After minification 736 B
  • After compression 418 B

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. Sli.do needs all CSS files to be minified and compressed as it can save up to 318 B or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (62%)

Requests Now

87

After Optimization

33

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sli. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sli.do accessibility score

91

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.

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

sli.do 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

High

Page has valid source maps

SEO Factors

sli.do SEO score

92

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 Sli.do 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 Sli.do 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

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