Access marineschool.ru. Домен marineschool.ru: купить в магазине доменных имен REG.RU

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value4,410 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

marineschool.ru

792 ms

buttons.css

273 ms

jcemediabox.css

270 ms

style.css

273 ms

template.css

277 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 78% of them (50 requests) were addressed to the original Marineschool.ru, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Marineschool.ru.

Content Size

667.9 kB

After Optimization

471.7 kB

In fact, the total size of Marineschool.ru main page is 667.9 kB. 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 387.3 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 24.3 kB

Original 34.6 kB
After minification 32.8 kB
After compression 10.3 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 24.3 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 7.5 kB

Original 387.3 kB
After minification 379.8 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. Marineschool images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 128.2 kB

Original 200.6 kB
After minification 183.9 kB
After compression 72.4 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 128.2 kB or 64% of the original size.

CSS Optimization

-80%

Potential reduce by 36.3 kB

Original 45.5 kB
After minification 32.5 kB
After compression 9.2 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. Marineschool.ru needs all CSS files to be minified and compressed as it can save up to 36.3 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Marineschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

button, link, and menuitem elements do not have accessible names.

High

[role]s are not contained by their required parent element

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

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

RU
Language Claimed

RU
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Marineschool.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Marineschool.ru 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

marineschool.ru

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

Домен marineschool.ru: купить в магазине доменных имен REG.RU

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

marineschool.ru

buttons.css

jcemediabox.css

style.css

template.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

marineschool.ru

buttons.css

jcemediabox.css

style.css

template.css

style.css

template.css

jquery.min.js

jquery-noconflict.js

jquery-migrate.min.js

buttons.js

caption.js

jcemediabox.js

bootstrap.min.js

template.js

menu.js

acymailing_module.js

module_default.css

toTop.js

layout.css

modules.css

tipografy.css

768.css

analytics.js

baner.php

3_1_9FE7FFFF_7FC7FFFF_0_pageviews

sand.jpg

en.gif

map.png

mail-white.png

home_w.png

SFD-logo-web.png

super-price_1.png

diving_in_philippines_to_verde_low.jpg

DSC02328_low.jpg

754509504329371.jpg

airjuan-grand-caravan-seaplane.jpg

trip_advisor.png

watch.js

diver.png

head_bg.jpg

sprite.png

more-bg.png