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Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

realscientists.org

Website SEO Checker free seo tool

Page Load Speed

3.3 sec in total

First Response

595 ms

Resources Loaded

2.5 sec

Page Rendered

209 ms

realscientists.org screenshot

About Website

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Key Findings

We analyzed Realscientists.org page load time and found that the first response time was 595 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

realscientists.org performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value4.4 s

75/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

realscientists.org

595 ms

realscientists.org

678 ms

jquery.min.js

329 ms

bootstrap.bundle.min.js

650 ms

base.js

511 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 79% of them (15 requests) were addressed to the original Realscientists.org, 11% (2 requests) were made to Fonts.gstatic.com and 5% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (678 ms) belongs to the original domain Realscientists.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 13.0 kB (13%)

Content Size

103.4 kB

After Optimization

90.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Realscientists.org main page is 103.4 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. 30% of websites need less resources to load. Javascripts take 60.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 12.5 kB

  • Original 16.3 kB
  • After minification 13.3 kB
  • After compression 3.8 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 3.0 kB, which is 18% 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 12.5 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 232 B

  • Original 1.8 kB
  • After minification 1.5 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. Obviously, Realscientists needs image optimization as it can save up to 232 B or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 4 B

  • Original 60.0 kB
  • After minification 60.0 kB
  • After compression 60.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 197 B

  • Original 25.3 kB
  • After minification 25.3 kB
  • After compression 25.1 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. Realscientists.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (73%)

Requests Now

15

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Realscientists. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

realscientists.org

realscientists.org

595 ms

realscientists.org

realscientists.org

678 ms

jquery.min.js

jquery.min.js

329 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

650 ms

base.js

base.js

511 ms

bootstrap.min.css

bootstrap.min.css

672 ms

app.css

app.css

506 ms

cookieconsent.latest.min.js

cookieconsent.latest.min.js

512 ms

css2

css2

48 ms

content.png

content.png

168 ms

tags.png

tags.png

158 ms

link.png

link.png

167 ms

speed.png

speed.png

167 ms

advice.png

advice.png

167 ms

review.png

review.png

167 ms

loader.gif

loader.gif

465 ms

4iCs6KVjbNBYlgo6eA.ttf

4iCs6KVjbNBYlgo6eA.ttf

37 ms

4iCv6KVjbNBYlgoCxCvTtw.ttf

4iCv6KVjbNBYlgoCxCvTtw.ttf

47 ms

dark-bottom.css

dark-bottom.css

39 ms

Accessibility Review

realscientists.org accessibility score

92

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA progressbar elements do not have accessible names.

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

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

realscientists.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

realscientists.org SEO score

89

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

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Realscientists.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Realscientists.org 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

realscientists.org

Open Graph data is detected on the main page of Realscientists. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: