Tools & Wizards About Us
divingservice.it screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

divingservice.it

Diving in Salento Since 1991, Corsi Sub, Immersioni Relitto Tevfik

Page Load Speed

4.9 sec in total

First Response

410 ms

Resources Loaded

3.9 sec

Page Rendered

505 ms

divingservice.it screenshot

About Website

Click here to check amazing Diving Service content. Otherwise, check out these important facts you probably never knew about divingservice.it

Diving Service è un centro immersioni attivo come diving in Salento dal 1991, offre immersioni al relitto Tevfik, corsi sub ricreativi e specializzazioni.

Visit divingservice.it

Key Findings

We analyzed Divingservice.it page load time and found that the first response time was 410 ms and then it took 4.5 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

divingservice.it performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value25.7 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value18.0 s

3/100

10%

Network Requests Diagram

divingservice.it

410 ms

www.divingservice.it

651 ms

script.js

168 ms

sbi-styles.min.css

211 ms

mediaelementplayer-legacy.min.css

36 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 80% of them (66 requests) were addressed to the original Divingservice.it, 12% (10 requests) were made to C0.wp.com and 4% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Divingservice.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 391.6 kB (12%)

Content Size

3.2 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Divingservice.it main page is 3.2 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 170.1 kB

  • Original 212.3 kB
  • After minification 209.3 kB
  • After compression 42.2 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 170.1 kB or 80% of the original size.

Image Optimization

-3%

Potential reduce by 56.7 kB

  • Original 2.1 MB
  • After minification 2.0 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. Diving Service images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 80.4 kB

  • Original 611.2 kB
  • After minification 611.2 kB
  • After compression 530.7 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 80.4 kB or 13% of the original size.

CSS Optimization

-28%

Potential reduce by 84.4 kB

  • Original 305.4 kB
  • After minification 305.0 kB
  • After compression 221.0 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. Divingservice.it needs all CSS files to be minified and compressed as it can save up to 84.4 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 68 (88%)

Requests Now

77

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diving Service. 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 38 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

divingservice.it

divingservice.it

410 ms

www.divingservice.it

www.divingservice.it

651 ms

script.js

script.js

168 ms

sbi-styles.min.css

sbi-styles.min.css

211 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

36 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

43 ms

styles.css

styles.css

298 ms

font-awesome.css

font-awesome.css

306 ms

et-icons.css

et-icons.css

312 ms

et-line.css

et-line.css

311 ms

style.min.css

style.min.css

307 ms

trx_addons_icons.css

trx_addons_icons.css

299 ms

swiper.min.css

swiper.min.css

385 ms

magnific-popup.min.css

magnific-popup.min.css

387 ms

__styles.css

__styles.css

571 ms

trx_addons.animation.css

trx_addons.animation.css

399 ms

style.css

style.css

593 ms

tours.css

tours.css

408 ms

boats.css

boats.css

472 ms

settings.css

settings.css

474 ms

fontello.css

fontello.css

490 ms

frontend-lite.min.css

frontend-lite.min.css

603 ms

swiper.min.css

swiper.min.css

563 ms

front.css

front.css

560 ms

stylesheet.css

stylesheet.css

588 ms

css

css

56 ms

fontello.css

fontello.css

648 ms

style.css

style.css

818 ms

__plugins.css

__plugins.css

657 ms

animations.css

animations.css

670 ms

__custom.css

__custom.css

686 ms

__colors-default.css

__colors-default.css

799 ms

__colors-dark.css

__colors-dark.css

737 ms

style.css

style.css

745 ms

__responsive.css

__responsive.css

760 ms

boats.responsive.css

boats.responsive.css

781 ms

__responsive.css

__responsive.css

826 ms

css

css

70 ms

jquery.min.js

jquery.min.js

36 ms

jquery-migrate.min.js

jquery-migrate.min.js

36 ms

ion.sound.min.js

ion.sound.min.js

866 ms

jquery.doubletap.js

jquery.doubletap.js

870 ms

tptools.js

tptools.js

1096 ms

front.min.js

front.min.js

896 ms

css

css

20 ms

e-202421.js

e-202421.js

22 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

9 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

8 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

8 ms

loader.js

loader.js

23 ms

core.min.js

core.min.js

16 ms

underscore.min.js

underscore.min.js

17 ms

wp-util.min.js

wp-util.min.js

17 ms

trustindex-google-widget.css

trustindex-google-widget.css

1014 ms

log

log

418 ms

rs6.css

rs6.css

891 ms

index.js

index.js

805 ms

index.js

index.js

804 ms

rbtools.min.js

rbtools.min.js

849 ms

rs6.min.js

rs6.min.js

895 ms

swiper.min.js

swiper.min.js

795 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

793 ms

__scripts.js

__scripts.js

922 ms

boats.js

boats.js

718 ms

anchor.js

anchor.js

703 ms

superfish.min.js

superfish.min.js

747 ms

__scripts.js

__scripts.js

730 ms

webpack.runtime.min.js

webpack.runtime.min.js

726 ms

frontend-modules.min.js

frontend-modules.min.js

816 ms

waypoints.min.js

waypoints.min.js

639 ms

frontend.min.js

frontend.min.js

743 ms

frontend.min.js

frontend.min.js

780 ms

tweenmax.min.js

tweenmax.min.js

719 ms

sbi-sprite.png

sbi-sprite.png

423 ms

logo-_scontorn.png

logo-_scontorn.png

793 ms

logo-_scontorn-1024x724.png

logo-_scontorn-1024x724.png

772 ms

dummy.png

dummy.png

423 ms

scubapro-SEA-transp-200x183-1-150x150.png

scubapro-SEA-transp-200x183-1-150x150.png

422 ms

pss.jpg

pss.jpg

513 ms

94DEDAB8-E40C-4DF3-93D6-5B2612AEB998.jpg

94DEDAB8-E40C-4DF3-93D6-5B2612AEB998.jpg

522 ms

metropolis-light-webfont.woff

metropolis-light-webfont.woff

356 ms

metropolis-extrabold-webfont.woff

metropolis-extrabold-webfont.woff

357 ms

fontello.woff

fontello.woff

532 ms

Accessibility Review

divingservice.it accessibility score

71

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

divingservice.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

divingservice.it SEO score

86

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

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 Divingservice.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 Divingservice.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

divingservice.it

Open Graph data is detected on the main page of Diving Service. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: