Tools & Wizards About Us
colf.info screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 46

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

colf.info

Busta Paga colf e badanti anno 2023

Page Load Speed

10 sec in total

First Response

349 ms

Resources Loaded

8.8 sec

Page Rendered

899 ms

colf.info screenshot

About Website

Click here to check amazing Colf content for Italy. Otherwise, check out these important facts you probably never knew about colf.info

Puoi elaborare e stampare gratis la busta paga di Gennaio, Febbraio e Marzo 2023; lettera di assunzione colf, lettera di assunzione badante, come licenziare una colf, come licenziare una badante, assu...

Visit colf.info

Key Findings

We analyzed Colf.info page load time and found that the first response time was 349 ms and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

colf.info performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

Network Requests Diagram

colf.info

349 ms

5016 ms

bootstrap.css

923 ms

typo.css

389 ms

jstuff.css

394 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 86% of them (49 requests) were addressed to the original Colf.info, 9% (5 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Colf.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 508.4 kB (23%)

Content Size

2.2 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Colf.info main page is 2.2 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. 35% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 53.4 kB

  • Original 65.5 kB
  • After minification 61.9 kB
  • After compression 12.1 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 53.4 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 3.3 kB

  • Original 1.6 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. Colf images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 142.5 kB

  • Original 200.7 kB
  • After minification 180.2 kB
  • After compression 58.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 142.5 kB or 71% of the original size.

CSS Optimization

-88%

Potential reduce by 309.2 kB

  • Original 352.6 kB
  • After minification 278.2 kB
  • After compression 43.4 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. Colf.info needs all CSS files to be minified and compressed as it can save up to 309.2 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (49%)

Requests Now

49

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Colf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

colf.info

colf.info

349 ms

5016 ms

bootstrap.css

bootstrap.css

923 ms

typo.css

typo.css

389 ms

jstuff.css

jstuff.css

394 ms

animate.css

animate.css

668 ms

vegas.css

vegas.css

407 ms

hover.css

hover.css

643 ms

font-awesome.css

font-awesome.css

654 ms

nexus.css

nexus.css

661 ms

cwt-base.css

cwt-base.css

550 ms

cw-visitors.css

cw-visitors.css

693 ms

jquery.min.js

jquery.min.js

917 ms

jquery-noconflict.js

jquery-noconflict.js

838 ms

jquery-migrate.min.js

jquery-migrate.min.js

843 ms

caption.js

caption.js

838 ms

bootstrap.min.js

bootstrap.min.js

985 ms

responsive.css

responsive.css

965 ms

css

css

23 ms

css

css

35 ms

css

css

44 ms

custom.css

custom.css

850 ms

modernizr.custom.js

modernizr.custom.js

864 ms

jquery.vegas.js

jquery.vegas.js

938 ms

responsive-nav.js

responsive-nav.js

930 ms

scripts.js

scripts.js

982 ms

jquery.stellar.js

jquery.stellar.js

830 ms

EUCookieDirective.js

EUCookieDirective.js

830 ms

shutterstock_254088022.jpg

shutterstock_254088022.jpg

410 ms

2635 ms

En.png

En.png

162 ms

menu_arrow.png

menu_arrow.png

160 ms

freccia.15.png

freccia.15.png

162 ms

folder_txt.png

folder_txt.png

164 ms

tick.png

tick.png

275 ms

paypal.jpg

paypal.jpg

284 ms

Costo2.png

Costo2.png

282 ms

shutterstock_164490968.jpg

shutterstock_164490968.jpg

907 ms

crea.un.tuo.archivio.png

crea.un.tuo.archivio.png

410 ms

crea.un.tuo.archivio.prova.png

crea.un.tuo.archivio.prova.png

441 ms

freccia.rossa.G.jpg

freccia.rossa.G.jpg

443 ms

shutterstock_118609228.jpg

shutterstock_118609228.jpg

671 ms

freccia-rossa-basso.png

freccia-rossa-basso.png

557 ms

shutterstock_153487904.jpg

shutterstock_153487904.jpg

893 ms

shutterstock_70165576.jpg

shutterstock_70165576.jpg

1014 ms

star.png

star.png

708 ms

folder_dropbox1.png

folder_dropbox1.png

806 ms

Gestione2.png

Gestione2.png

843 ms

tags.png

tags.png

951 ms

info_icon.png

info_icon.png

978 ms

s-BiyweUPV0v-yRb-cjciC3USBnSvpkopQaUR-2r7iU.ttf

s-BiyweUPV0v-yRb-cjciC3USBnSvpkopQaUR-2r7iU.ttf

56 ms

0b3R8ORT0i9mlMGM3BxXF_esZW2xOQ-xsNqO47m55DA.ttf

0b3R8ORT0i9mlMGM3BxXF_esZW2xOQ-xsNqO47m55DA.ttf

56 ms

guC5lwT5Dw7anV_xfpCGqw.ttf

guC5lwT5Dw7anV_xfpCGqw.ttf

56 ms

Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf

Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf

56 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

56 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

962 ms

continue_button_white.png

continue_button_white.png

968 ms

Accessibility Review

colf.info accessibility score

60

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

colf.info best practices score

46

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Registers an unload listener

High

Browser errors were logged to the console

SEO Factors

colf.info SEO score

69

Search Engine Optimization Advices

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

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 Colf.info 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 Colf.info 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

colf.info

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