Tools & Wizards About Us
prereheus.com screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

prereheus.com

Linkvertise AdFly Migrator

Page Load Speed

677 ms in total

First Response

89 ms

Resources Loaded

588 ms

Page Rendered

0 ms

prereheus.com screenshot

About Website

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Key Findings

We analyzed Prereheus.com page load time and found that the first response time was 89 ms and then it took 588 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

prereheus.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value420 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.154

74/100

15%

TTI (Time to Interactive)

Value5.9 s

65/100

10%

Network Requests Diagram

migrate-adfly.linkvertise.com

89 ms

js

60 ms

styles.a03811aa1ead3ffb.css

12 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Prereheus.com, 33% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (89 ms) relates to the external source Migrate-adfly.linkvertise.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.8 kB (22%)

Content Size

390.4 kB

After Optimization

304.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prereheus.com main page is 390.4 kB. This result falls within a big category (top 100 000) of medium weight web pages. Only a small number of websites need less resources to load. Javascripts take 205.6 kB which makes up the majority of the site volume.

HTML Optimization

-58%

Potential reduce by 1.8 kB

  • Original 3.1 kB
  • After minification 3.1 kB
  • After compression 1.3 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 1.8 kB or 58% of the original size.

Image Optimization

-2%

Potential reduce by 3.2 kB

  • Original 146.8 kB
  • After minification 143.6 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. Prereheus images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 51.8 kB

  • Original 205.6 kB
  • After minification 205.6 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 51.8 kB or 25% of the original size.

CSS Optimization

-83%

Potential reduce by 28.9 kB

  • Original 34.9 kB
  • After minification 6.0 kB
  • After compression 6.0 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. Prereheus.com needs all CSS files to be minified and compressed as it can save up to 28.9 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

  • JavaScript
  • CSS

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prereheus. According to our analytics all requests are already optimized.

Network Requests Diagram

migrate-adfly.linkvertise.com

migrate-adfly.linkvertise.com

89 ms

js

js

60 ms

styles.a03811aa1ead3ffb.css

styles.a03811aa1ead3ffb.css

12 ms

Accessibility Review

prereheus.com accessibility score

87

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

prereheus.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

prereheus.com SEO score

75

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prereheus.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Prereheus.com 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

prereheus.com

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