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Report Summary

About Website

Visit pcre.ru now to see the best up-to-date Pcre content for Russia and also check out these interesting facts you probably never knew about pcre.ru

Универсальная энциклопедия регулярных выражений стандарта PCRE для языков программирования Perl, PHP, Javascript и сервера Apache. Также доступна соответствующая документация и примеры использования р...

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

pcre.ru

434 ms

index.css

353 ms

general.js

354 ms

bg.gif

103 ms

right_corner.gif

104 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Pcre.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (434 ms) belongs to the original domain Pcre.ru.

Content Size

18.6 kB

After Optimization

5.3 kB

In fact, the total size of Pcre.ru main page is 18.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 14.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 10.0 kB

Original 14.0 kB
After minification 13.8 kB
After compression 4.0 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. 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 10.0 kB or 71% of the original size.

CSS Optimization

-71%

Potential reduce by 3.3 kB

Original 4.6 kB
After minification 4.0 kB
After compression 1.3 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. Pcre.ru needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 71% of the original size.

Requests Now

After Optimization

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pcre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Search Engine Optimization Advices

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 Pcre.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 Pcre.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

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