Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

iphone4-italia.it

iPhone ricondizionato | Samsung ricondizionato - CERTIDEAL

Page Load Speed

5.7 sec in total

First Response

400 ms

Resources Loaded

3.2 sec

Page Rendered

2 sec

iphone4-italia.it screenshot

About Website

Click here to check amazing IPhone 4italia content. Otherwise, check out these important facts you probably never knew about iphone4-italia.it

iPhone Ricondizionato: Scopri una vasta gamma di Smartphone Ricondizionati, Certificati e con Garanzia di 24 mesi inclusa su CertiDeal, lo Specialista dei telefoni Rigenerati

Visit iphone4-italia.it

Key Findings

We analyzed Iphone4-italia.it page load time and found that the first response time was 400 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

iphone4-italia.it performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value23,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.455

20/100

15%

TTI (Time to Interactive)

Value30.3 s

0/100

10%

Network Requests Diagram

iphone4-italia.it

400 ms

www.certideal.it

766 ms

v_179_f3e71b440ade10581b8d90d20573a037_all.css

67 ms

v_148_8301672014e38b801df9b9c46a1e4e77.js

178 ms

gtm.js

789 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Iphone4-italia.it, 66% (33 requests) were made to Cf4.certideal.com and 10% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (945 ms) relates to the external source Certideal.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.5 kB (42%)

Content Size

299.0 kB

After Optimization

174.5 kB

In fact, the total size of Iphone4-italia.it main page is 299.0 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. HTML takes 139.9 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 117.8 kB

  • Original 139.9 kB
  • After minification 139.9 kB
  • After compression 22.1 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 117.8 kB or 84% of the original size.

Image Optimization

-6%

Potential reduce by 6.3 kB

  • Original 100.4 kB
  • After minification 94.1 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. IPhone 4italia images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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 329 B

  • Original 37.8 kB
  • After minification 37.8 kB
  • After compression 37.4 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. Iphone4-italia.it has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (40%)

Requests Now

40

After Optimization

24

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IPhone 4italia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

iphone4-italia.it accessibility score

72

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

iphone4-italia.it best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

iphone4-italia.it SEO score

83

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Iphone4-italia.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 Iphone4-italia.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 data is detected on the main page of IPhone 4italia. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: