Analyze

regular-expressions.info: Regular-Expressions.info - Regex Tutorial, Examples and Reference - Regexp Patterns

At Regular-Expressions.info you will find a wide range of in-depth information about a powerful search pattern language called regular expressions.

Page load speed analysis

  • 55/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    165 ms

  • Resources loaded

    13.8 sec

  • Page rendered

    8.4 sec

  • Total page load time

    22.4 sec

Welcome to regular-expressions.info homepage info - get ready to check Regular Expressions best content for United States right away, or after learning these important things about regular-expressions.info

We analyzed Regular-expressions.info page load time and found that the first response time was 165 ms and then it took 22.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Page optimization

  • HTML 17.6 kB
    Images 715.7 kB
    Javascripts 1.4 MB
    CSS 38.3 kB

    In fact, the total size of Regular-expressions.info main page is 2.2 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. 45% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

    • Original 17.6 kB
    • After minification 17.6 kB
    • After compression 4.7 kB

    HTML optimization

    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 12.9 kB or 73% of the original size.

    • Original 715.7 kB
    • After optimization 648.1 kB

    Image optimization

    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. Regular Expressions images are well optimized though.

    • Original 1.4 MB
    • After minification 1.4 MB
    • After compression 470.8 kB

    JavaScript optimization

    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 975.5 kB or 67% of the original size.

    • Original 38.3 kB
    • After minification 36.2 kB
    • After compression 10.4 kB

    CSS optimization

    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. Regular-expressions.info needs all CSS files to be minified and compressed as it can save up to 28.0 kB or 73% of the original size.

Network requests diagram

  • regular-expressions.info
  • www.regular-expressions.info
  • regex.js
  • regex.css
  • show_ads.js
  • header100.png
  • rxbtutorial100.png
  • donate.png
  • pgr100.png
  • ca-pub-7485249680256358.js
  • zrt_lookup.html
  • show_ads_impl.js
  • ads
  • osd.js
  • log
  • adServer.bs
  • m_window_focus_non_hydra.js
  • osd_listener.js
  • m_qs_click_protection.js
  • q
  • ads
  • ads
  • adServer.bs
  • log
  • a-logo-amazon.png
  • 51Ehf-BNF8L._AC_AC_SR98,95_.jpg
  • prime.png
  • cart.gif
  • ir
  • json
  • adServer.bs
  • log
  • transparent.png
  • cookie_push.html
  • dpixel
  • pixel

Our browser made a total of 36 requests to load all elements on the main page. We found that 22% of them (8 requests) were addressed to the original Regular-expressions.info, 14% (5 requests) were made to Pagead2.googlesyndication.com and 11% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (4.7 sec) relates to the external source Tpc.googlesyndication.com.

Additional info on regular-expressions.info

Requests

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Regular Expressions. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

8

Javascripts

13

Images

1

CSS

12

AJAX

34

All

Possible request optimization

1

Javascripts

8

Images

1

CSS

12

AJAX

12

Optimized

22

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.regular-expressions.info/ before it reached this domain.

IP address

Regular-expressions.info uses IP address which is currently shared with 2 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Normal result

IP Trace

regular-expressions.info

regexguru.com

regular-expressions.mobi

66.39.67.31

DNS records

Type Host Target/ip TTL Other
A

regular-expressions.info

66.39.67.31 3600
NS

regular-expressions.info

ns0000.ns0.com 3600
NS

regular-expressions.info

dns4.pair.com 3600
SOA

regular-expressions.info

3600 Mname: dns4.pair.com
Rname: root.pair.com
Serial: 2019030614
Refresh: 3600
Retry: 300
Expire: 604800
Minimum-ttl: 3600
MX

regular-expressions.info

mailwash41.pair.com 3600 Pri: 50

Language and encoding

Normal result

Language

EN en language flag

Detected

N/A  language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Regular-expressions.info 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 Regular-expressions.info 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.

HTTPS certificate

SSL Certificate

Regular-expressions.info has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 31.7% of all visits is United States. It’s good for Regular-expressions.info that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

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

regular-expressions.info

Share this report in social media

Analyze another website

Analyze