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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

zerve.lesson.ly

Lessonly

Page Load Speed

1.1 sec in total

First Response

54 ms

Resources Loaded

848 ms

Page Rendered

155 ms

zerve.lesson.ly screenshot

About Website

Welcome to zerve.lesson.ly homepage info - get ready to check Zerve Lesson best content for United States right away, or after learning these important things about zerve.lesson.ly

Visit zerve.lesson.ly

Key Findings

We analyzed Zerve.lesson.ly page load time and found that the first response time was 54 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

zerve.lesson.ly performance score

0

Network Requests Diagram

zerve.lesson.ly

54 ms

zerve.lesson.ly

80 ms

signin

96 ms

application-ff7d31969ef2be1638bf4155f7885bbd.css

12 ms

application-84645ae44bf9c0c078ea36dadf4cc739.js

323 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 50% of them (6 requests) were addressed to the original Zerve.lesson.ly, 17% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to Js.honeybadger.io. The less responsive or slowest element that took the longest time to load (323 ms) belongs to the original domain Zerve.lesson.ly.

Page Optimization Overview & Recommendations

Page size can be reduced by 861.1 kB (73%)

Content Size

1.2 MB

After Optimization

311.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zerve.lesson.ly 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. 35% of websites need less resources to load. Javascripts take 771.9 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 27.6 kB

  • Original 41.3 kB
  • After minification 41.1 kB
  • After compression 13.7 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 27.6 kB or 67% of the original size.

Image Optimization

-12%

Potential reduce by 1.5 kB

  • Original 12.5 kB
  • After minification 10.9 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. Obviously, Zerve Lesson needs image optimization as it can save up to 1.5 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 543.9 kB

  • Original 771.9 kB
  • After minification 771.9 kB
  • After compression 228.0 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 543.9 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 288.0 kB

  • Original 346.8 kB
  • After minification 345.5 kB
  • After compression 58.8 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. Zerve.lesson.ly needs all CSS files to be minified and compressed as it can save up to 288.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (38%)

Requests Now

8

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zerve Lesson. 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 JavaScripts and as a result speed up the page load time.

Network Requests Diagram

zerve.lesson.ly

zerve.lesson.ly

54 ms

zerve.lesson.ly

zerve.lesson.ly

80 ms

signin

signin

96 ms

application-ff7d31969ef2be1638bf4155f7885bbd.css

application-ff7d31969ef2be1638bf4155f7885bbd.css

12 ms

application-84645ae44bf9c0c078ea36dadf4cc739.js

application-84645ae44bf9c0c078ea36dadf4cc739.js

323 ms

honeybadger.min.js

honeybadger.min.js

55 ms

abr5roy.js

abr5roy.js

202 ms

analytics.js

analytics.js

60 ms

print_zerve_logo_new_4c.png

print_zerve_logo_new_4c.png

102 ms

icons-c5fc33dee9606130281d4993491f3a26.svg

icons-c5fc33dee9606130281d4993491f3a26.svg

32 ms

collect

collect

56 ms

collect

collect

54 ms

SEO Factors

zerve.lesson.ly SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zerve.lesson.ly can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zerve.lesson.ly 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

zerve.lesson.ly

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