Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

mrfdev.com

Full Stack Developer

Page Load Speed

621 ms in total

First Response

56 ms

Resources Loaded

489 ms

Page Rendered

76 ms

About Website

Welcome to mrfdev.com homepage info - get ready to check Mrfdev best content for Brazil right away, or after learning these important things about mrfdev.com

Full stack developer with over a decade of experience.

Visit mrfdev.com

Key Findings

We analyzed Mrfdev.com page load time and found that the first response time was 56 ms and then it took 565 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

mrfdev.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value2.5 s

98/100

10%

TBT (Total Blocking Time)

Value1,780 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.787

5/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

mrfdev.com

56 ms

www.mrfdev.com

70 ms

style.min.css

47 ms

gpt.js

42 ms

mrfdev.min.js

86 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 13% of them (2 requests) were addressed to the original Mrfdev.com, 38% (6 requests) were made to Cdn.mrfdev.com and 19% (3 requests) were made to Securepubads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (138 ms) relates to the external source Pagead2.googlesyndication.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.7 kB (5%)

Content Size

225.3 kB

After Optimization

214.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mrfdev.com main page is 225.3 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 163.4 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 8.4 kB

  • Original 12.0 kB
  • After minification 11.3 kB
  • After compression 3.6 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 8.4 kB or 70% of the original size.

Image Optimization

-5%

Potential reduce by 2.0 kB

  • Original 43.9 kB
  • After minification 41.9 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. Mrfdev images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 165 B

  • Original 163.4 kB
  • After minification 163.4 kB
  • After compression 163.3 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

-3%

Potential reduce by 201 B

  • Original 6.0 kB
  • After minification 6.0 kB
  • After compression 5.8 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. Mrfdev.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (43%)

Requests Now

14

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mrfdev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

mrfdev.com accessibility score

98

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

mrfdev.com best practices score

83

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

Page has valid source maps

SEO Factors

mrfdev.com SEO score

87

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 Mrfdev.com 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 Mrfdev.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

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