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donalavista.org screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

donalavista.org

Sightsavers Italia Onlus - associazione umanitaria no profit contro la cecità

Page Load Speed

2 sec in total

First Response

51 ms

Resources Loaded

1.4 sec

Page Rendered

503 ms

donalavista.org screenshot

About Website

Visit donalavista.org now to see the best up-to-date Dona La Vista content and also check out these interesting facts you probably never knew about donalavista.org

Sightsavers è un'organizzazione non profit internazionale che combatte la cecità evitabile e supporta le persone con disabilità

Visit donalavista.org

Key Findings

We analyzed Donalavista.org page load time and found that the first response time was 51 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

donalavista.org performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.218

57/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

donalavista.org

51 ms

www.sightsavers.it

201 ms

css

30 ms

ctf-styles.min.css

65 ms

main.min.css

163 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Donalavista.org, 62% (28 requests) were made to Sightsavers.it and 13% (6 requests) were made to Dev.visualwebsiteoptimizer.com. The less responsive or slowest element that took the longest time to load (281 ms) relates to the external source Sightsavers.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 275.2 kB (11%)

Content Size

2.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Donalavista.org main page is 2.4 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. 70% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 72.3 kB

  • Original 88.6 kB
  • After minification 76.2 kB
  • After compression 16.3 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. This page needs HTML code to be minified as it can gain 12.4 kB, which is 14% 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 72.3 kB or 82% of the original size.

Image Optimization

-9%

Potential reduce by 195.9 kB

  • Original 2.1 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. Dona La Vista images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 7.0 kB

  • Original 203.4 kB
  • After minification 203.4 kB
  • After compression 196.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 43.9 kB
  • After minification 43.9 kB
  • After compression 43.9 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. Donalavista.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (55%)

Requests Now

40

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dona La Vista. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

donalavista.org

donalavista.org

51 ms

www.sightsavers.it

www.sightsavers.it

201 ms

css

css

30 ms

ctf-styles.min.css

ctf-styles.min.css

65 ms

main.min.css

main.min.css

163 ms

jquery.min.js

jquery.min.js

73 ms

jquery-migrate.min.js

jquery-migrate.min.js

37 ms

it.js

it.js

231 ms

email-decode.min.js

email-decode.min.js

40 ms

slick.min.js

slick.min.js

130 ms

scrollreveal.min.js

scrollreveal.min.js

64 ms

select2.min.js

select2.min.js

86 ms

hammer.min.js

hammer.min.js

82 ms

salvattore.min.js

salvattore.min.js

97 ms

sticky-kit.min.js

sticky-kit.min.js

129 ms

truncate.js

truncate.js

127 ms

main.min.js

main.min.js

129 ms

lazysizes.min.js

lazysizes.min.js

186 ms

gtm.js

gtm.js

71 ms

destination

destination

40 ms

j.php

j.php

140 ms

landing

landing

191 ms

1801_Sightsavers-Nananga-trachoma-1400x788.jpg

1801_Sightsavers-Nananga-trachoma-1400x788.jpg

170 ms

bullet.svg

bullet.svg

219 ms

Chi-siamo-Sightsavers-Italia-580x326.jpg

Chi-siamo-Sightsavers-Italia-580x326.jpg

261 ms

Khadija-image-580x326.png

Khadija-image-580x326.png

110 ms

Pound-coins-750x390-580x326.jpg

Pound-coins-750x390-580x326.jpg

109 ms

1907_Sightsavers-Mary-in-Malawi-has-bandages-removed-after-her-cataract-operation-1400x788.jpg

1907_Sightsavers-Mary-in-Malawi-has-bandages-removed-after-her-cataract-operation-1400x788.jpg

121 ms

email.svg

email.svg

62 ms

font

font

60 ms

fontello.woff

fontello.woff

119 ms

v.gif

v.gif

120 ms

tag-f27920e8127c636f988deb777d3577e5.js

tag-f27920e8127c636f988deb777d3577e5.js

108 ms

web-vitals

web-vitals

95 ms

js

js

63 ms

js

js

135 ms

web-vitals@4.0.1

web-vitals@4.0.1

43 ms

tag-6f889714ebe92c65d58a8e77e97aec3f.js

tag-6f889714ebe92c65d58a8e77e97aec3f.js

94 ms

ssi_logo_it.jpg

ssi_logo_it.jpg

272 ms

settings.js

settings.js

86 ms

web-vitals.iife.js

web-vitals.iife.js

86 ms

worker-70faafffa0475802f5ee03ca5ff74179.js

worker-70faafffa0475802f5ee03ca5ff74179.js

138 ms

foto_hero_1500x843.jpg

foto_hero_1500x843.jpg

281 ms

JJA3507-2.jpg

JJA3507-2.jpg

133 ms

FOTO_5X1000_1500x843.jpg

FOTO_5X1000_1500x843.jpg

24 ms

Accessibility Review

donalavista.org accessibility score

95

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Best Practices

donalavista.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

donalavista.org SEO score

92

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

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 Donalavista.org 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 Donalavista.org 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

donalavista.org

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