Tools & Wizards About Us
energychord.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

energychord.com

EnergyChord

Page Load Speed

6.6 sec in total

First Response

691 ms

Resources Loaded

5.7 sec

Page Rendered

172 ms

energychord.com screenshot

About Website

Welcome to energychord.com homepage info - get ready to check Energy Chord best content for Japan right away, or after learning these important things about energychord.com

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Key Findings

We analyzed Energychord.com page load time and found that the first response time was 691 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

energychord.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

energychord.com

691 ms

reset_top.css

337 ms

top_base.css

356 ms

css

24 ms

jquery-1.9.1.min.js

890 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 89% of them (31 requests) were addressed to the original Energychord.com, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Energychord.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.9 kB (8%)

Content Size

2.1 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energychord.com main page is 2.1 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. 30% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 16.1 kB

  • Original 22.9 kB
  • After minification 22.1 kB
  • After compression 6.8 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 16.1 kB or 70% of the original size.

Image Optimization

-4%

Potential reduce by 86.6 kB

  • Original 1.9 MB
  • After minification 1.9 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. Energy Chord images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 66.8 kB

  • Original 118.2 kB
  • After minification 116.7 kB
  • After compression 51.4 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 66.8 kB or 57% of the original size.

CSS Optimization

-67%

Potential reduce by 2.5 kB

  • Original 3.7 kB
  • After minification 3.0 kB
  • After compression 1.2 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. Energychord.com needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (12%)

Requests Now

33

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energy Chord. 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

energychord.com

energychord.com

691 ms

reset_top.css

reset_top.css

337 ms

top_base.css

top_base.css

356 ms

css

css

24 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

890 ms

import.js

import.js

356 ms

top.js

top.js

359 ms

analytics.js

analytics.js

168 ms

ga.js

ga.js

31 ms

Echord_top1.png

Echord_top1.png

835 ms

nav_arrow.png

nav_arrow.png

335 ms

energy.png

energy.png

672 ms

mathphys.png

mathphys.png

672 ms

video_lecture.png

video_lecture.png

761 ms

publications.png

publications.png

573 ms

dance.png

dance.png

998 ms

art.png

art.png

1072 ms

news.png

news.png

1496 ms

aboutus.png

aboutus.png

1332 ms

contact.png

contact.png

1467 ms

motor_bss.png

motor_bss.png

1365 ms

tr_bss.png

tr_bss.png

1530 ms

pe_bss.png

pe_bss.png

1735 ms

pg_bss.png

pg_bss.png

1869 ms

ren_bss.png

ren_bss.png

1864 ms

qa_bss.png

qa_bss.png

1964 ms

phys_bs.png

phys_bs.png

2028 ms

math_bs.png

math_bs.png

2060 ms

btn_twitter.png

btn_twitter.png

2090 ms

btn_facebook.png

btn_facebook.png

2196 ms

youtube.png

youtube.png

2223 ms

test8.png

test8.png

4096 ms

bg_top.png

bg_top.png

2361 ms

Ez4zJbsGr2BgXcNUWBVgEPf4jeoVDNLU0gIpvaTJHt4.ttf

Ez4zJbsGr2BgXcNUWBVgEPf4jeoVDNLU0gIpvaTJHt4.ttf

39 ms

__utm.gif

__utm.gif

24 ms

Accessibility Review

energychord.com accessibility score

70

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

energychord.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

energychord.com SEO score

62

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Energychord.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Energychord.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

energychord.com

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