Access burport.ru. burport.ru | 520: Web server is returning an unknown error

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.402

25/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

burport.ru

860 ms

style.css

146 ms

mootools-core.js

440 ms

core.js

315 ms

caption.js

312 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 35% of them (34 requests) were addressed to the original Burport.ru, 15% (15 requests) were made to Vk.com and 5% (5 requests) were made to St.mycdn.me. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Burport.ru.

Content Size

936.8 kB

After Optimization

437.1 kB

In fact, the total size of Burport.ru main page is 936.8 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. 55% of websites need less resources to load. Javascripts take 526.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 49.8 kB

Original 65.2 kB
After minification 63.5 kB
After compression 15.3 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 49.8 kB or 76% of the original size.

Image Optimization

-12%

Potential reduce by 34.1 kB

Original 291.0 kB
After minification 256.9 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. Obviously, Burport needs image optimization as it can save up to 34.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 372.2 kB

Original 526.0 kB
After minification 450.3 kB
After compression 153.8 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 372.2 kB or 71% of the original size.

CSS Optimization

-80%

Potential reduce by 43.6 kB

Original 54.7 kB
After minification 42.9 kB
After compression 11.0 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. Burport.ru needs all CSS files to be minified and compressed as it can save up to 43.6 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Burport. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 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 legibility of your content.

High

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

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

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

Page is blocked from indexing

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

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Burport.ru can be misinterpreted by Google and other search engines. Our service has detected that English 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 Burport.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

burport.ru

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

burport.ru | 520: Web server is returning an unknown error

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

burport.ru

style.css

mootools-core.js

core.js

caption.js

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

burport.ru

style.css

mootools-core.js

core.js

caption.js

style.css

jquery.min.js

jq.js

orbit-1.2.3.css

jquery.orbit-1.2.3.min.js

liMarquee.css

jquery.liMarquee.js

openapi.js

share.js

3_1_FFFFFFFF_EFEFEFFF_0_pageviews

bbg.jpg

Burenie_573x81_001-1.gif

1s.jpg

2s.jpg

3s.jpg

Burenie_645x135_001.gif

Burenie_215x180_001.gif

PBK_215x180_002-1.gif

sib_215x180.gif

Service_215x100_002-1.gif

AquaService_215x180_001-1.gif

ban52.gif

all.js

logo2.png

menu.png

men.png

search.png

shadow.png

loading.gif

tt.png

PTS55F.ttf

upload.gif

widget_community.php

footer.png

analytics.js

hit

rtrg

watch.js