Tools & Wizards About Us
vivigas.it screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

vivigas.it

VIVI energia - Fornitura di energia elettrica e gas | VIVI energia

Page Load Speed

4.7 sec in total

First Response

352 ms

Resources Loaded

3.8 sec

Page Rendered

537 ms

vivigas.it screenshot

About Website

Visit vivigas.it now to see the best up-to-date VIVI Gas content for Italy and also check out these interesting facts you probably never knew about vivigas.it

VIVI energia è un'azienda nata nel 2003 e specializzata nella vendita di energia elettrica e gas metano a privati e aziende.

Visit vivigas.it

Key Findings

We analyzed Vivigas.it page load time and found that the first response time was 352 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

vivigas.it performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value22.3 s

0/100

10%

TBT (Total Blocking Time)

Value7,680 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.47

18/100

15%

TTI (Time to Interactive)

Value40.5 s

0/100

10%

Network Requests Diagram

vivigas.it

352 ms

www.vivienergia.it

2375 ms

custom.css

142 ms

378 ms

slick.css

213 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vivigas.it, 39% (20 requests) were made to Vivienergia.it and 33% (17 requests) were made to Vivienergia.imgix.net. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Vivienergia.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 909.2 kB (20%)

Content Size

4.5 MB

After Optimization

3.6 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vivigas.it main page is 4.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 248.1 kB

  • Original 308.7 kB
  • After minification 308.7 kB
  • After compression 60.6 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 248.1 kB or 80% of the original size.

Image Optimization

-15%

Potential reduce by 603.9 kB

  • Original 4.1 MB
  • After minification 3.5 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. Obviously, VIVI Gas needs image optimization as it can save up to 603.9 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-56%

Potential reduce by 57.3 kB

  • Original 102.8 kB
  • After minification 102.8 kB
  • After compression 45.6 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 57.3 kB or 56% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (40%)

Requests Now

47

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VIVI Gas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vivigas.it

vivigas.it

352 ms

www.vivienergia.it

www.vivienergia.it

2375 ms

custom.css

custom.css

142 ms

378 ms

slick.css

slick.css

213 ms

slick-theme.css

slick-theme.css

251 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

22 ms

tp.widget.bootstrap.min.js

tp.widget.bootstrap.min.js

21 ms

iubenda_cons.js

iubenda_cons.js

126 ms

stub-v2.js

stub-v2.js

18 ms

iubenda_cs.js

iubenda_cs.js

15 ms

jquery-ui.min.js

jquery-ui.min.js

9 ms

custom.js

custom.js

156 ms

tc.js

tc.js

155 ms

polyfill.min.js

polyfill.min.js

293 ms

widget.js

widget.js

364 ms

page.js

page.js

599 ms

_app.js

_app.js

296 ms

_error.js

_error.js

222 ms

webpack-966d25b4e81df342df4f.js

webpack-966d25b4e81df342df4f.js

227 ms

commons.08aac520ac8112fee7fd.js

commons.08aac520ac8112fee7fd.js

939 ms

main-d1ee9b22331dadd4da53.js

main-d1ee9b22331dadd4da53.js

259 ms

gtm.js

gtm.js

57 ms

trackpoint-sync.js

trackpoint-sync.js

146 ms

login-device-1440px_VIPshade.png

login-device-1440px_VIPshade.png

150 ms

mouse.png

mouse.png

118 ms

Logo-portaleofferte.jpg

Logo-portaleofferte.jpg

155 ms

core-ba0be442b05486c8a18929a77884c10c.js

core-ba0be442b05486c8a18929a77884c10c.js

32 ms

Slider_Desktop_VIVIwebAllDay_PlanBee_BonusFinoA100%E2%82%AC.jpg

Slider_Desktop_VIVIwebAllDay_PlanBee_BonusFinoA100%E2%82%AC.jpg

118 ms

Slider-HP-1440x660.jpg

Slider-HP-1440x660.jpg

115 ms

Slider_HP_Desktop_new.jpg

Slider_HP_Desktop_new.jpg

117 ms

PRESENTI-Box-1liv_DT.jpg

PRESENTI-Box-1liv_DT.jpg

120 ms

Box_liv1_DT.png

Box_liv1_DT.png

121 ms

box_home_chiamate_sospette_desktop.png

box_home_chiamate_sospette_desktop.png

117 ms

VIVIgreen-2liv_DT.jpg

VIVIgreen-2liv_DT.jpg

184 ms

TIPS-2liv_DT.png

TIPS-2liv_DT.png

121 ms

img_card-2liv_DTCopy-2%403x.jpg

img_card-2liv_DTCopy-2%403x.jpg

121 ms

Desktop_BannerLIV21.png

Desktop_BannerLIV21.png

122 ms

box_home_mgm_porta_un_amico_desktop1.png

box_home_mgm_porta_un_amico_desktop1.png

125 ms

bg%402x.png

bg%402x.png

123 ms

energia-verde.jpg

energia-verde.jpg

126 ms

pannelli-solari.jpg

pannelli-solari.jpg

184 ms

wallbox.jpg

wallbox.jpg

125 ms

login-1440px.png

login-1440px.png

185 ms

CardBlock_overlay.png

CardBlock_overlay.png

364 ms

logo-white.svg

logo-white.svg

113 ms

apercu-regular-webfont.svg

apercu-regular-webfont.svg

138 ms

slick.woff

slick.woff

106 ms

apercu-medium-webfont.svg

apercu-medium-webfont.svg

150 ms

apercu-bold-webfont.svg

apercu-bold-webfont.svg

150 ms

update.min.js

update.min.js

62 ms

Accessibility Review

vivigas.it accessibility score

85

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

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

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

vivigas.it best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vivigas.it SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    IT

  • Language Claimed

    IT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vivigas.it can be misinterpreted by Google and other search engines. Our service has detected that Italian is used on the page, and it matches the claimed language. Our system also found out that Vivigas.it 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

vivigas.it

Open Graph data is detected on the main page of VIVI Gas. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: