Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

diving.org.il

ההתאחדות הישראלית לצלילה | קורסי צלילה | ביטוח צלילה | מועדוני צלילה

Page Load Speed

6.3 sec in total

First Response

759 ms

Resources Loaded

4.8 sec

Page Rendered

690 ms

diving.org.il screenshot

About Website

Welcome to diving.org.il homepage info - get ready to check Diving best content for Israel right away, or after learning these important things about diving.org.il

ההתאחדות הישראלית לצלילה הינה עמותה למטרת קידום ענף הצלילה בישראל,מידע על קורסי צלילה, מגזין צלילה, ביטוח צלילה,מועדוני צלילה ועוד

Visit diving.org.il

Key Findings

We analyzed Diving.org.il page load time and found that the first response time was 759 ms and then it took 5.5 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

diving.org.il performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value1.238

1/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

diving.org.il

759 ms

diving.org.il

592 ms

www.diving.org.il

870 ms

bootstrap.min.css

316 ms

bootstrap-rtl.min.css

423 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 72% of them (51 requests) were addressed to the original Diving.org.il, 6% (4 requests) were made to Google.com and 6% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Diving.org.il.

Page Optimization Overview & Recommendations

Page size can be reduced by 139.3 kB (6%)

Content Size

2.5 MB

After Optimization

2.4 MB

In fact, the total size of Diving.org.il main page is 2.5 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 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 48.8 kB

  • Original 57.7 kB
  • After minification 42.2 kB
  • After compression 8.9 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. This page needs HTML code to be minified as it can gain 15.4 kB, which is 27% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 48.8 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 41.9 kB

  • Original 2.2 MB
  • After minification 2.2 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 images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 44.6 kB

  • Original 187.1 kB
  • After minification 187.1 kB
  • After compression 142.5 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 44.6 kB or 24% of the original size.

CSS Optimization

-10%

Potential reduce by 4.0 kB

  • Original 41.6 kB
  • After minification 41.6 kB
  • After compression 37.6 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. Diving.org.il has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 36 (55%)

Requests Now

65

After Optimization

29

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diving. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

diving.org.il accessibility score

81

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 IDs are not unique

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

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

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

diving.org.il best practices score

75

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

SEO Factors

diving.org.il SEO score

88

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

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

    IW

  • Language Claimed

    HE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diving.org.il can be misinterpreted by Google and other search engines. Our service has detected that Hebrew is used on the page, and it does not match the claimed language. Our system also found out that Diving.org.il 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 Diving. 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: