Tools & Wizards About Us
datiopen.it screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

datiopen.it

DatiOpen.it | Il portale Italiano dell'Open Data

Page Load Speed

2.6 sec in total

First Response

447 ms

Resources Loaded

2 sec

Page Rendered

140 ms

datiopen.it screenshot

About Website

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

La più grande banca dati di Open Data italiani. Ricerca, visualizza, scarica e pubblica liberamente gli open data di pubbliche amministrazioni e enti

Visit datiopen.it

Key Findings

We analyzed Datiopen.it page load time and found that the first response time was 447 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

datiopen.it performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

datiopen.it

447 ms

www.datiopen.it

588 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

108 ms

css_LNFWCadJXjszADlL3JW8KTAo07Avl-NlJc3AAQNy6E0.css

192 ms

css_YHlmkw1cpUHTEHfOuoQMnO5ilbXnGiBqx-oQX-V-Me8.css

197 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 55% of them (38 requests) were addressed to the original Datiopen.it, 26% (18 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (644 ms) belongs to the original domain Datiopen.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 46.3 kB (7%)

Content Size

621.3 kB

After Optimization

575.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Datiopen.it main page is 621.3 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. 70% of websites need less resources to load. Images take 401.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 33.6 kB

  • Original 45.1 kB
  • After minification 42.0 kB
  • After compression 11.5 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 33.6 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 5.6 kB

  • Original 401.4 kB
  • After minification 395.8 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. Dati Open images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 6.8 kB

  • Original 153.1 kB
  • After minification 152.8 kB
  • After compression 146.3 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

-1%

Potential reduce by 272 B

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 21.5 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. Datiopen.it has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (56%)

Requests Now

66

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dati Open. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

datiopen.it

datiopen.it

447 ms

www.datiopen.it

www.datiopen.it

588 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

108 ms

css_LNFWCadJXjszADlL3JW8KTAo07Avl-NlJc3AAQNy6E0.css

css_LNFWCadJXjszADlL3JW8KTAo07Avl-NlJc3AAQNy6E0.css

192 ms

css_YHlmkw1cpUHTEHfOuoQMnO5ilbXnGiBqx-oQX-V-Me8.css

css_YHlmkw1cpUHTEHfOuoQMnO5ilbXnGiBqx-oQX-V-Me8.css

197 ms

css_wEqISEjOstQa8-1cJRMBVedqO7pwMuqRA_8x9RDmsN8.css

css_wEqISEjOstQa8-1cJRMBVedqO7pwMuqRA_8x9RDmsN8.css

192 ms

css_niUfvEHJeM_Jv-N5EuBOiSjEFa-cbuqNdepmBDEJ8wA.css

css_niUfvEHJeM_Jv-N5EuBOiSjEFa-cbuqNdepmBDEJ8wA.css

201 ms

css_Mc5bL7dr_CflU5rx76JMEy_KN1rBvBd_ebzGb3UjTis.css

css_Mc5bL7dr_CflU5rx76JMEy_KN1rBvBd_ebzGb3UjTis.css

200 ms

widget.js

widget.js

8 ms

widgets.js

widgets.js

15 ms

js__5ZDbAHXizN0D-Wk2VKxwjQ7OlV6SPlfRVRjhUhxfaA.js

js__5ZDbAHXizN0D-Wk2VKxwjQ7OlV6SPlfRVRjhUhxfaA.js

332 ms

jquery.ui.core.min.js

jquery.ui.core.min.js

290 ms

js_s3L_uC35AiN5EGYY533su-jccnLRp2aKpOnjgPLbo34.js

js_s3L_uC35AiN5EGYY533su-jccnLRp2aKpOnjgPLbo34.js

287 ms

js_Gdw0RYi_x_TkcqmvmfxiOcoF3vQ9LA-Rn6w3QDzpcK8.js

js_Gdw0RYi_x_TkcqmvmfxiOcoF3vQ9LA-Rn6w3QDzpcK8.js

290 ms

js_gPqjYq7fqdMzw8-29XWQIVoDSWTmZCGy9OqaHppNxuQ.js

js_gPqjYq7fqdMzw8-29XWQIVoDSWTmZCGy9OqaHppNxuQ.js

330 ms

js_hEXMi50PNMxdKalUn0CmHhZN4G94hmq79wE0G2uW5Ak.js

js_hEXMi50PNMxdKalUn0CmHhZN4G94hmq79wE0G2uW5Ak.js

331 ms

metadata.search.widget.js

metadata.search.widget.js

384 ms

js_cBpoGJfACQKxw1mv2IYQORJhfTfitdk_GjQdHobEZVQ.js

js_cBpoGJfACQKxw1mv2IYQORJhfTfitdk_GjQdHobEZVQ.js

386 ms

plusone.js

plusone.js

71 ms

OpenDataIt_banner.jpg

OpenDataIt_banner.jpg

260 ms

search.png

search.png

192 ms

image_1.jpg

image_1.jpg

260 ms

image_7_0.jpg

image_7_0.jpg

208 ms

image_6_0.jpg

image_6_0.jpg

447 ms

image_2.jpg

image_2.jpg

450 ms

image_4.jpg

image_4.jpg

453 ms

image_5.jpg

image_5.jpg

366 ms

bg_barousel_content.png

bg_barousel_content.png

357 ms

facebook-logo.jpg

facebook-logo.jpg

358 ms

Twitter.jpg

Twitter.jpg

452 ms

cerca.png

cerca.png

453 ms

square.png

square.png

458 ms

OpenDataEconomia.jpg

OpenDataEconomia.jpg

566 ms

OpenDataIstituzionale.jpg

OpenDataIstituzionale.jpg

583 ms

OpenDataTerritorio.jpg

OpenDataTerritorio.jpg

584 ms

OpenDataPopolazione.jpg

OpenDataPopolazione.jpg

585 ms

OpenDataTrasporti.jpg

OpenDataTrasporti.jpg

583 ms

OpenDataSportTempoLibero.jpg

OpenDataSportTempoLibero.jpg

585 ms

OpenDataTurismo.jpg

OpenDataTurismo.jpg

644 ms

OpenDataAmbiente.jpg

OpenDataAmbiente.jpg

644 ms

all.js

all.js

41 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

10 ms

all.js

all.js

8 ms

analytics.js

analytics.js

7 ms

collect

collect

48 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

41 ms

js

js

82 ms

like.php

like.php

149 ms

settings

settings

153 ms

lbpnszsgnY_.js

lbpnszsgnY_.js

21 ms

FEppCFCt76d.png

FEppCFCt76d.png

12 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

2 ms

DatiOpen

DatiOpen

139 ms

polyfills-a40ef1678bae11e696dba45124eadd70.js

polyfills-a40ef1678bae11e696dba45124eadd70.js

4 ms

runtime-b1c52fd0a13ead5fcf6b.js

runtime-b1c52fd0a13ead5fcf6b.js

19 ms

modules-96ebc7ac3ad66d681a3d.js

modules-96ebc7ac3ad66d681a3d.js

23 ms

main-babd9234dc048fb47339.js

main-babd9234dc048fb47339.js

21 ms

_app-a9c9f1a99e4414675fb1.js

_app-a9c9f1a99e4414675fb1.js

22 ms

%5BscreenName%5D-0517bdda27d5006a5a2d.js

%5BscreenName%5D-0517bdda27d5006a5a2d.js

22 ms

_buildManifest.js

_buildManifest.js

22 ms

_ssgManifest.js

_ssgManifest.js

22 ms

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13 ms

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14 ms

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3 ms

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6 ms

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8 ms

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22 ms

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7 ms

css_2THG1eGiBIizsWFeexsNe1iDifJ00QRS9uSd03rY9co.css

css_2THG1eGiBIizsWFeexsNe1iDifJ00QRS9uSd03rY9co.css

97 ms

Accessibility Review

datiopen.it accessibility score

76

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.

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

Form elements do not have associated labels

Best Practices

datiopen.it best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

datiopen.it SEO score

79

Search Engine Optimization Advices

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 Datiopen.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 Datiopen.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

datiopen.it

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