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

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value1,820 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

cervera.ru

10000 ms

cervera.ru

1103 ms

all-styles.~76BF0A.css

516 ms

domain-shop-lot.~33A1BA.css

507 ms

shop-widget.~BC12B1.css

390 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cervera.ru, 26% (18 requests) were made to Reg.ru and 9% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (10 sec) belongs to the original domain Cervera.ru.

Content Size

750.9 kB

After Optimization

223.6 kB

In fact, the total size of Cervera.ru main page is 750.9 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. 25% of websites need less resources to load. CSS take 514.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 82.3 kB

Original 102.3 kB
After minification 88.1 kB
After compression 20.0 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 14.2 kB, which is 14% 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 82.3 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 2.9 kB
After minification 2.9 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. Cervera images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 50.1 kB

Original 131.2 kB
After minification 131.1 kB
After compression 81.1 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 50.1 kB or 38% of the original size.

CSS Optimization

-77%

Potential reduce by 395.0 kB

Original 514.6 kB
After minification 514.5 kB
After compression 119.6 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. Cervera.ru needs all CSS files to be minified and compressed as it can save up to 395.0 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cervera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts 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

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cervera.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Cervera.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

cervera.ru

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

cervera.ru

cervera.ru

all-styles.~76BF0A.css

domain-shop-lot.~33A1BA.css

shop-widget.~BC12B1.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

cervera.ru

cervera.ru

all-styles.~76BF0A.css

domain-shop-lot.~33A1BA.css

shop-widget.~BC12B1.css

modernizr.~47DAFF.js

head-scripts.~336CED.js

jquery-1.8.3.min.js

all.~1A82D4.js

domain-shop-lot.~62898A.js

shop-widget.~7390E9.js

conversion.js

j.php

analytics.js

b-notify-browser.~A443C8.png

b-please-wait.~43237B.gif

b-header__logo_site_ru.svg

b-popup__close.~2194E0.png

regicons.~342F8A.woff

v.gif

ec.js

collect

collect

ga-audiences

watch.js

fbevents.js

authorize_tabs.~4210DC.js

smartPixel.min.js

code.js

ping

lot_recommendations

rtrg

collect

b-dropdown.~4392E8.png

data

advert.gif

counter

1

4919539

raven.js

json2.js

postmessage.js

jquery.cookie.js