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eventbrite.slack.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

eventbrite.slack.com

Slack

Page Load Speed

374 ms in total

First Response

41 ms

Resources Loaded

252 ms

Page Rendered

81 ms

eventbrite.slack.com screenshot

About Website

Click here to check amazing Eventbrite Slack content for United States. Otherwise, check out these important facts you probably never knew about eventbrite.slack.com

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Key Findings

We analyzed Eventbrite.slack.com page load time and found that the first response time was 41 ms and then it took 333 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

eventbrite.slack.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value15.2 s

1/100

10%

TBT (Total Blocking Time)

Value7,330 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value45.5 s

0/100

10%

Network Requests Diagram

eventbrite.slack.com

41 ms

analytics.js

12 ms

beacon.js

90 ms

mixpanel-2-latest.min.js

29 ms

rollup-plastic.css

123 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 10% of them (2 requests) were addressed to the original Eventbrite.slack.com, 71% (15 requests) were made to A.slack-edge.com and 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (123 ms) relates to the external source A.slack-edge.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 274.9 kB (72%)

Content Size

379.8 kB

After Optimization

104.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Eventbrite.slack.com main page is 379.8 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. 30% of websites need less resources to load. CSS take 272.8 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 19.4 kB

  • Original 29.3 kB
  • After minification 28.5 kB
  • After compression 9.9 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 19.4 kB or 66% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 5.0 kB
  • After minification 5.0 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. Eventbrite Slack images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 32.6 kB

  • Original 72.7 kB
  • After minification 72.7 kB
  • After compression 40.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.6 kB or 45% of the original size.

CSS Optimization

-82%

Potential reduce by 222.9 kB

  • Original 272.8 kB
  • After minification 269.9 kB
  • After compression 49.9 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. Eventbrite.slack.com needs all CSS files to be minified and compressed as it can save up to 222.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (27%)

Requests Now

11

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eventbrite Slack. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

eventbrite.slack.com

eventbrite.slack.com

41 ms

analytics.js

analytics.js

12 ms

beacon.js

beacon.js

90 ms

mixpanel-2-latest.min.js

mixpanel-2-latest.min.js

29 ms

rollup-plastic.css

rollup-plastic.css

123 ms

lato-1-compressed.css

lato-1-compressed.css

90 ms

sticky_nav.css

sticky_nav.css

91 ms

footer.css

footer.css

93 ms

collect

collect

34 ms

23 ms

50 ms

header_logo_sprite.png

header_logo_sprite.png

8 ms

slack-icons-Regular.woff

slack-icons-Regular.woff

22 ms

lato-italic-bold.woff

lato-italic-bold.woff

14 ms

lato-italic-black.woff

lato-italic-black.woff

15 ms

lato-italic.woff

lato-italic.woff

8 ms

lato-italic-light.woff

lato-italic-light.woff

15 ms

lato-bold.woff

lato-bold.woff

21 ms

lato-black.woff

lato-black.woff

24 ms

lato-regular.woff

lato-regular.woff

32 ms

lato-light.woff

lato-light.woff

24 ms

Accessibility Review

eventbrite.slack.com accessibility score

84

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

High

[aria-*] attributes do not have valid values

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

eventbrite.slack.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

eventbrite.slack.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

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

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 Eventbrite.slack.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 Eventbrite.slack.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

eventbrite.slack.com

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