Tools & Wizards About Us
powerchords.olin.edu screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

powerchords.olin.edu

Olin PowerChords

Page Load Speed

1.4 sec in total

First Response

574 ms

Resources Loaded

739 ms

Page Rendered

100 ms

powerchords.olin.edu screenshot

About Website

Visit powerchords.olin.edu now to see the best up-to-date Power Chords Olin content for United States and also check out these interesting facts you probably never knew about powerchords.olin.edu

Visit powerchords.olin.edu

Key Findings

We analyzed Powerchords.olin.edu page load time and found that the first response time was 574 ms and then it took 839 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

powerchords.olin.edu performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

powerchords.olin.edu

574 ms

style.css

59 ms

prototype.js

28 ms

scriptaculous.js

28 ms

unittest.js

29 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Powerchords.olin.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (574 ms) belongs to the original domain Powerchords.olin.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 19.1 kB (11%)

Content Size

167.9 kB

After Optimization

148.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Powerchords.olin.edu main page is 167.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 150.0 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 841 B

  • Original 1.3 kB
  • After minification 947 B
  • After compression 445 B

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. This page needs HTML code to be minified as it can gain 339 B, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 841 B or 65% of the original size.

Image Optimization

-2%

Potential reduce by 3.7 kB

  • Original 150.0 kB
  • After minification 146.3 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. Power Chords Olin images are well optimized though.

CSS Optimization

-87%

Potential reduce by 14.6 kB

  • Original 16.7 kB
  • After minification 13.6 kB
  • After compression 2.1 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. Powerchords.olin.edu needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • Images
  • CSS

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Power Chords Olin. According to our analytics all requests are already optimized.

Network Requests Diagram

powerchords.olin.edu

powerchords.olin.edu

574 ms

style.css

style.css

59 ms

prototype.js

prototype.js

28 ms

scriptaculous.js

scriptaculous.js

28 ms

unittest.js

unittest.js

29 ms

script.js

script.js

29 ms

bg.png

bg.png

50 ms

logo.png

logo.png

93 ms

Accessibility Review

powerchords.olin.edu accessibility score

89

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

Best Practices

powerchords.olin.edu best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

powerchords.olin.edu SEO score

64

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Powerchords.olin.edu 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 Powerchords.olin.edu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

powerchords.olin.edu

Open Graph description is not detected on the main page of Power Chords Olin. 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: