Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

terremoti.ingv.it

Lista Terremoti aggiornata in tempo reale » INGV Osservatorio Nazionale Terremoti

Page Load Speed

4.1 sec in total

First Response

277 ms

Resources Loaded

3.5 sec

Page Rendered

308 ms

terremoti.ingv.it screenshot

About Website

Visit terremoti.ingv.it now to see the best up-to-date Terremoti INGV content for Italy and also check out these interesting facts you probably never knew about terremoti.ingv.it

Lista dei terremoti aggiornata in tempo reale dall'Osservatorio Nazionale Terremoti. Monitoraggio e sorveglianza sismica in Italia.

Visit terremoti.ingv.it

Key Findings

We analyzed Terremoti.ingv.it page load time and found that the first response time was 277 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

terremoti.ingv.it performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

terremoti.ingv.it

277 ms

94 ms

jcemediabox.css

88 ms

style.css

174 ms

jcemediabox.js

345 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 71% of them (62 requests) were addressed to the original Terremoti.ingv.it, 8% (7 requests) were made to Otile2.mqcdn.com and 6% (5 requests) were made to Otile4.mqcdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Terremoti.ingv.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (47%)

Content Size

3.6 MB

After Optimization

1.9 MB

In fact, the total size of Terremoti.ingv.it main page is 3.6 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. 45% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 57.7 kB

  • Original 66.2 kB
  • After minification 65.4 kB
  • After compression 8.5 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 57.7 kB or 87% of the original size.

Image Optimization

-27%

Potential reduce by 570.9 kB

  • Original 2.2 MB
  • After minification 1.6 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, Terremoti INGV needs image optimization as it can save up to 570.9 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-76%

Potential reduce by 1.1 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 333.1 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 1.1 MB or 76% of the original size.

CSS Optimization

-79%

Potential reduce by 33.1 kB

  • Original 42.0 kB
  • After minification 33.3 kB
  • After compression 8.9 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. Terremoti.ingv.it needs all CSS files to be minified and compressed as it can save up to 33.1 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (31%)

Requests Now

84

After Optimization

58

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Terremoti INGV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

terremoti.ingv.it accessibility score

87

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.

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

terremoti.ingv.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

SEO Factors

terremoti.ingv.it SEO score

99

Search Engine Optimization Advices

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 Terremoti.ingv.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 Terremoti.ingv.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

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