Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

ilcollezionista.bolaffi.it

Il Collezionista: tutto su francobolli e storia postale | Bolaffi Editore

Page Load Speed

5.3 sec in total

First Response

1.1 sec

Resources Loaded

3.9 sec

Page Rendered

348 ms

About Website

Welcome to ilcollezionista.bolaffi.it homepage info - get ready to check Il Collezionista Bolaffi best content for Italy right away, or after learning these important things about ilcollezionista.bolaffi.it

La rivista di francobolli, filatelia e storia postale edito da Bolaffi. Attualità, approfondimenti, interviste e curiosità dal mondo del collezionismo.

Visit ilcollezionista.bolaffi.it

Key Findings

We analyzed Ilcollezionista.bolaffi.it page load time and found that the first response time was 1.1 sec and then it took 4.2 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

ilcollezionista.bolaffi.it performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value800 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value1.3

1/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

Network Requests Diagram

www.ilcollezionista.bolaffi.it

1061 ms

wp-emoji-release.min.js

268 ms

style.min.css

381 ms

styles.css

286 ms

awpcpstyle.css

384 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 61% of them (46 requests) were addressed to the original Ilcollezionista.bolaffi.it, 26% (20 requests) were made to Platform.twitter.com and 4% (3 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Ilcollezionista.bolaffi.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 353.6 kB (29%)

Content Size

1.2 MB

After Optimization

846.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ilcollezionista.bolaffi.it main page is 1.2 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 723.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 54.8 kB

  • Original 69.0 kB
  • After minification 64.1 kB
  • After compression 14.2 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 54.8 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 17.1 kB

  • Original 723.0 kB
  • After minification 705.9 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. Il Collezionista Bolaffi images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 220.1 kB

  • Original 330.0 kB
  • After minification 315.8 kB
  • After compression 109.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 220.1 kB or 67% of the original size.

CSS Optimization

-79%

Potential reduce by 61.7 kB

  • Original 78.2 kB
  • After minification 76.9 kB
  • After compression 16.5 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. Ilcollezionista.bolaffi.it needs all CSS files to be minified and compressed as it can save up to 61.7 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (55%)

Requests Now

75

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Il Collezionista Bolaffi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ilcollezionista.bolaffi.it accessibility score

81

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

ilcollezionista.bolaffi.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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ilcollezionista.bolaffi.it SEO score

84

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 Ilcollezionista.bolaffi.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 Ilcollezionista.bolaffi.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 Il Collezionista Bolaffi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: