Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

zefly.com

zefly.com

Page Load Speed

2.8 sec in total

First Response

403 ms

Resources Loaded

2 sec

Page Rendered

430 ms

zefly.com screenshot

About Website

Welcome to zefly.com homepage info - get ready to check Zefly best content for United Kingdom right away, or after learning these important things about zefly.com

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Key Findings

We analyzed Zefly.com page load time and found that the first response time was 403 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

zefly.com performance score

0

Network Requests Diagram

zefly.com

403 ms

de

324 ms

application-84c03c2da29e6031246460eabe3b6978.css

381 ms

jlc8hmf.js

158 ms

mc-validate.js

42 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 54% of them (15 requests) were addressed to the original Zefly.com, 21% (6 requests) were made to and 7% (2 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (707 ms) belongs to the original domain Zefly.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 947.6 kB (48%)

Content Size

2.0 MB

After Optimization

1.0 MB

In fact, the total size of Zefly.com main page is 2.0 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. 45% of websites need less resources to load. Javascripts take 914.2 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 12.9 kB

  • Original 19.0 kB
  • After minification 18.2 kB
  • After compression 6.1 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 12.9 kB or 68% of the original size.

Image Optimization

-2%

Potential reduce by 11.1 kB

  • Original 597.8 kB
  • After minification 586.7 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. Zefly images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 621.3 kB

  • Original 914.2 kB
  • After minification 909.7 kB
  • After compression 292.9 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 621.3 kB or 68% of the original size.

CSS Optimization

-69%

Potential reduce by 302.3 kB

  • Original 439.8 kB
  • After minification 436.7 kB
  • After compression 137.5 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. Zefly.com needs all CSS files to be minified and compressed as it can save up to 302.3 kB or 69% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (21%)

Requests Now

19

After Optimization

15

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zefly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

zefly.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zefly.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Zefly.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

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