Tools & Wizards About Us

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 0

    Accessibility

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 0

    SEO

semfyc2017.com

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Page Load Speed

9.1 sec in total

First Response

756 ms

Resources Loaded

3.2 sec

Page Rendered

5.2 sec

About Website

Welcome to semfyc2017.com homepage info - get ready to check Semfyc 2017 best content for Spain right away, or after learning these important things about semfyc2017.com

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Key Findings

We analyzed Semfyc2017.com page load time and found that the first response time was 756 ms and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

semfyc2017.com performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value17,180 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.242

51/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

semfyc2017.com

756 ms

bootstrap.css

400 ms

jquery-1.11.1.min.js

364 ms

style.css

319 ms

jquery.easydropdown.js

176 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 91% of them (20 requests) were addressed to the original Semfyc2017.com, 5% (1 request) were made to Ziyuan.baidu.com and 5% (1 request) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Ziyuan.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 199.4 kB (58%)

Content Size

341.4 kB

After Optimization

142.0 kB

  • HTML
  • Images

In fact, the total size of Semfyc2017.com main page is 341.4 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. Images take 296.7 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 26.5 kB

  • Original 44.7 kB
  • After minification 44.7 kB
  • After compression 18.2 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 26.5 kB or 59% of the original size.

Image Optimization

-58%

Potential reduce by 172.9 kB

  • Original 296.7 kB
  • After minification 123.7 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. Obviously, Semfyc 2017 needs image optimization as it can save up to 172.9 kB or 58% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 4 (20%)

Requests Now

20

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Semfyc 2017. 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.

Network Requests Diagram

Best Practices

semfyc2017.com best practices score

50

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

semfyc2017.com SEO score

0

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Semfyc2017.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Semfyc2017.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 Semfyc 2017. 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: