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Report Summary

About Website

Welcome to enersystem.com homepage info - get ready to check Enersystem best content right away, or after learning these important things about enersystem.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.234

53/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

enersystem.com

571 ms

estilos.css

184 ms

webticker_lib.js

369 ms

countertab.js

286 ms

fondo.gif

195 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 87% of them (41 requests) were addressed to the original Enersystem.com, 6% (3 requests) were made to Google-analytics.com and 4% (2 requests) were made to Counter7.bestfreecounterstat.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Enersystem.com.

Content Size

61.7 kB

After Optimization

42.8 kB

In fact, the total size of Enersystem.com main page is 61.7 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. 15% of websites need less resources to load. HTML takes 20.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 15.4 kB

Original 20.9 kB
After minification 20.2 kB
After compression 5.5 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 15.4 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 860 B

Original 20.0 kB
After minification 19.1 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. Enersystem images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 1.7 kB

Original 19.5 kB
After minification 19.2 kB
After compression 17.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-71%

Potential reduce by 1.0 kB

Original 1.4 kB
After minification 1.1 kB
After compression 414 B

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. Enersystem.com needs all CSS files to be minified and compressed as it can save up to 1.0 kB or 71% of the original size.

Requests Now

After Optimization

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Enersystem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
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 Enersystem.com 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 Enersystem.com 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

enersystem.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

enersystem.com

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)