Access divepoint.pl. Szkoła nurkowania Szczecin — kursy i warsztaty

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value16.1 s

0/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value21,300 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.44

21/100

15%

TTI (Time to Interactive)

Value29.8 s

0/100

10%

divepoint.pl

369 ms

906 ms

style.css

505 ms

jquery-ui-1.8.17.custom.css

636 ms

jquery.lightbox-0.5.css

280 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 67% of them (42 requests) were addressed to the original Divepoint.pl, 16% (10 requests) were made to Static.xx.fbcdn.net and 13% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Divepoint.pl.

Content Size

2.1 MB

After Optimization

1.7 MB

In fact, the total size of Divepoint.pl main page is 2.1 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 71.7 kB

Original 79.0 kB
After minification 54.4 kB
After compression 7.2 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. This page needs HTML code to be minified as it can gain 24.6 kB, which is 31% 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 71.7 kB or 91% of the original size.

Image Optimization

-3%

Potential reduce by 46.7 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. Dive Point images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 235.7 kB

Original 339.5 kB
After minification 331.3 kB
After compression 103.8 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 235.7 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 51.7 kB

Original 61.2 kB
After minification 46.5 kB
After compression 9.5 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. Divepoint.pl needs all CSS files to be minified and compressed as it can save up to 51.7 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dive Point. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

PL
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Divepoint.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Divepoint.pl 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

divepoint.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Szkoła nurkowania Szczecin — kursy i warsztaty | Dive Point

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

divepoint.pl

style.css

jquery-ui-1.8.17.custom.css

jquery.lightbox-0.5.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

divepoint.pl

style.css

jquery-ui-1.8.17.custom.css

jquery.lightbox-0.5.css

skin.css

nivo-slider.css

jquery.js

jquery-ui.js

masked.js

jquery.jcarousel.min.js

jquery.lightbox-0.5.min.js

jquery.nivo.slider.pack.js

bg.jpg

bluelife.png

padi.png

ssi.png

app-store.png

android.png

bg-top.jpg

logo.png

thumbc_772_4501416480268P1010367.jpg

thumbc_772_4501416480169P1010108.jpg

thumbc_772_4501416480404P1010063.jpg

thumbc_772_4501416480554P1010077.jpg

thumbc_772_4501416480666IMG_6995A.jpg

thumbc_772_4501416480772IMG_7143A.jpg

thumbc_772_4501416481001IMG_6928A.jpg

thumbc_772_4501416481896IMG_0671.jpg

thumbc_772_4501416482104IMG_1879.jpg

calendar-prev.png

calendar-next.png

bg-contnet.jpg

newsletter.jpg

140529thumb_1401388209forum.jpg

140529thumb_1401388204free.jpg

140530thumb_1401434058partners-padi.png

140530thumb_1401434061partners-ssi.png

footer-logo.png

cookies.png

ga.js

prev.png

next.png

__utm.gif

likebox.php