Tools & Wizards About Us
marin.pl screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

marin.pl

Wielkopolskie Centrum Techniki Nurkowej - Marin.pl Poznań

Page Load Speed

4 sec in total

First Response

491 ms

Resources Loaded

3.2 sec

Page Rendered

386 ms

marin.pl screenshot

About Website

Visit marin.pl now to see the best up-to-date Marin content and also check out these interesting facts you probably never knew about marin.pl

Nurkowanie z Marin.pl Poznań. Kurs nurkowania, sprzęt do nurkowania Wielkopolskie Centrum Techniki Nurkowej - MARIN. Zapraszamy!

Visit marin.pl

Key Findings

We analyzed Marin.pl page load time and found that the first response time was 491 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

marin.pl performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value3.8 s

83/100

10%

TBT (Total Blocking Time)

Value540 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

marin.pl

491 ms

marin.css

164 ms

marin.js

166 ms

fertigo.css

86 ms

prettyphoto.css

83 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 94% of them (80 requests) were addressed to the original Marin.pl, 2% (2 requests) were made to Facebook.com and 2% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Marin.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 338.0 kB (30%)

Content Size

1.1 MB

After Optimization

787.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Marin.pl main page is 1.1 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. 35% of websites need less resources to load. Images take 695.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 29.6 kB

  • Original 38.4 kB
  • After minification 36.5 kB
  • After compression 8.7 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 29.6 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 23.2 kB

  • Original 695.2 kB
  • After minification 672.0 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. Marin images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 248.4 kB

  • Original 348.0 kB
  • After minification 341.1 kB
  • After compression 99.5 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 248.4 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 36.8 kB

  • Original 44.2 kB
  • After minification 38.5 kB
  • After compression 7.5 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. Marin.pl needs all CSS files to be minified and compressed as it can save up to 36.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (23%)

Requests Now

84

After Optimization

65

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Marin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

marin.pl

marin.pl

491 ms

marin.css

marin.css

164 ms

marin.js

marin.js

166 ms

fertigo.css

fertigo.css

86 ms

prettyphoto.css

prettyphoto.css

83 ms

jquery.js

jquery.js

253 ms

jquery.kuki.js

jquery.kuki.js

83 ms

jquery.core.js

jquery.core.js

83 ms

platinum.paginate.js

platinum.paginate.js

163 ms

platinum.l18n.js

platinum.l18n.js

163 ms

platinum.tooltip.js

platinum.tooltip.js

165 ms

platinum.validator.js

platinum.validator.js

166 ms

jquery.address.js

jquery.address.js

267 ms

platinum.querystring.js

platinum.querystring.js

242 ms

actions.js

actions.js

242 ms

jquery.msimpleslidebox.js

jquery.msimpleslidebox.js

266 ms

jquery-ui.min.js

jquery-ui.min.js

572 ms

jquery.prettyphoto.js

jquery.prettyphoto.js

322 ms

actions.home.js

actions.home.js

84 ms

pl.js

pl.js

84 ms

all.js

all.js

11 ms

89 ms

xd_arbiter.php

xd_arbiter.php

24 ms

xd_arbiter.php

xd_arbiter.php

29 ms

ping

ping

81 ms

cookies_bg.png

cookies_bg.png

86 ms

bg_top_left.jpg

bg_top_left.jpg

252 ms

bg_top_right.jpg

bg_top_right.jpg

330 ms

bg_header.jpg

bg_header.jpg

674 ms

logo.png

logo.png

257 ms

slogan.png

slogan.png

172 ms

btn_fb_join.png

btn_fb_join.png

172 ms

informacja3.gif

informacja3.gif

256 ms

login_bg.png

login_bg.png

255 ms

btn_login.png

btn_login.png

333 ms

bg_main.jpg

bg_main.jpg

502 ms

bg_footer.jpg

bg_footer.jpg

668 ms

submenu.png

submenu.png

341 ms

submenu_li.png

submenu_li.png

411 ms

home_bg.png

home_bg.png

413 ms

s_wyprzedaz.gif

s_wyprzedaz.gif

591 ms

img15.gif

img15.gif

572 ms

img16.gif

img16.gif

575 ms

img14.gif

img14.gif

668 ms

img13.gif

img13.gif

1067 ms

img12.gif

img12.gif

992 ms

img11.gif

img11.gif

1192 ms

img9.gif

img9.gif

1180 ms

img1.gif

img1.gif

1424 ms

img2.gif

img2.gif

1112 ms

img4.gif

img4.gif

1243 ms

cennik.jpg

cennik.jpg

1148 ms

header_offer.png

header_offer.png

1196 ms

product_bg.png

product_bg.png

1229 ms

btn_product_basket.png

btn_product_basket.png

1262 ms

sm_1.jpg

sm_1.jpg

1275 ms

sm_1.jpg

sm_1.jpg

1296 ms

sm_1.jpg

sm_1.jpg

1317 ms

sm_1.jpg

sm_1.jpg

1323 ms

sm_1.jpg

sm_1.jpg

1373 ms

sm_1.jpg

sm_1.jpg

1395 ms

fertigo.ttf

fertigo.ttf

1302 ms

header_promotions.png

header_promotions.png

1230 ms

sm_1.jpg

sm_1.jpg

1262 ms

sm_1.jpg

sm_1.jpg

1211 ms

sm_1.jpg

sm_1.jpg

1231 ms

sm_1.jpg

sm_1.jpg

1225 ms

sm_1.jpg

sm_1.jpg

1227 ms

sm_1.jpg

sm_1.jpg

1180 ms

sm_1.jpg

sm_1.jpg

1183 ms

sm_1.jpg

sm_1.jpg

1203 ms

sm_1.jpg

sm_1.jpg

1153 ms

sm_1.jpg

sm_1.jpg

1151 ms

sm_1.jpg

sm_1.jpg

1065 ms

sm_1.jpg

sm_1.jpg

1019 ms

btn_basket_view_list.png

btn_basket_view_list.png

1021 ms

basket_info.png

basket_info.png

1034 ms

newsletter_bg.png

newsletter_bg.png

980 ms

btn_go.png

btn_go.png

977 ms

address_bg.png

address_bg.png

981 ms

brands_bg.png

brands_bg.png

680 ms

bg_bot_left.jpg

bg_bot_left.jpg

610 ms

bg_bot_right.jpg

bg_bot_right.jpg

596 ms

btn_cookie_close.png

btn_cookie_close.png

575 ms

print.css

print.css

84 ms

Accessibility Review

marin.pl accessibility score

85

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

marin.pl best practices score

67

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

SEO Factors

marin.pl SEO score

67

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

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 Marin.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 Marin.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

marin.pl

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