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regexe.de screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

regexe.de

regexe - Reguläre Ausdrücke online testen

Page Load Speed

3.1 sec in total

First Response

1.3 sec

Resources Loaded

1.8 sec

Page Rendered

72 ms

regexe.de screenshot

About Website

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Key Findings

We analyzed Regexe.de page load time and found that the first response time was 1.3 sec and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

regexe.de performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.0 s

100/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.086

93/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

regexe.de

1308 ms

formate.css

89 ms

adsbygoogle.js

131 ms

gpt.js

100 ms

analytics.js

85 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 30% of them (3 requests) were addressed to the original Regexe.de, 20% (2 requests) were made to Pagead2.googlesyndication.com and 20% (2 requests) were made to Securepubads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Regexe.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 115.7 kB (20%)

Content Size

568.5 kB

After Optimization

452.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Regexe.de main page is 568.5 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. 40% of websites need less resources to load. Javascripts take 554.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 9.1 kB

  • Original 12.5 kB
  • After minification 12.5 kB
  • After compression 3.4 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 9.1 kB or 73% of the original size.

JavaScript Optimization

-19%

Potential reduce by 106.3 kB

  • Original 554.9 kB
  • After minification 554.9 kB
  • After compression 448.6 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 106.3 kB or 19% of the original size.

CSS Optimization

-27%

Potential reduce by 276 B

  • Original 1.0 kB
  • After minification 1.0 kB
  • After compression 739 B

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. Regexe.de needs all CSS files to be minified and compressed as it can save up to 276 B or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (56%)

Requests Now

9

After Optimization

4

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Regexe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

regexe.de

regexe.de

1308 ms

formate.css

formate.css

89 ms

adsbygoogle.js

adsbygoogle.js

131 ms

gpt.js

gpt.js

100 ms

analytics.js

analytics.js

85 ms

logo.gif

logo.gif

177 ms

pubads_impl.js

pubads_impl.js

58 ms

show_ads_impl.js

show_ads_impl.js

249 ms

collect

collect

58 ms

21716802164

21716802164

62 ms

Accessibility Review

regexe.de accessibility score

64

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

regexe.de best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

regexe.de SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Regexe.de can be misinterpreted by Google and other search engines. Our service has detected that German 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 Regexe.de main page’s claimed encoding is iso-8859-1. 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

regexe.de

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