Tools & Wizards About Us
robrowser.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

robrowser.com

Home Page | Ragnarok Online in the Browser

Page Load Speed

2.5 sec in total

First Response

327 ms

Resources Loaded

1.7 sec

Page Rendered

440 ms

robrowser.com screenshot

About Website

Welcome to robrowser.com homepage info - get ready to check Ro Browser best content for Spain right away, or after learning these important things about robrowser.com

Visit robrowser.com

Key Findings

We analyzed Robrowser.com page load time and found that the first response time was 327 ms and then it took 2.1 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

robrowser.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.5 s

9/100

10%

Network Requests Diagram

robrowser.com

327 ms

www.robrowser.com

458 ms

style.css

166 ms

forkme_right_red_aa0000.png

388 ms

btn_donate_LG.gif

130 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 37% of them (19 requests) were addressed to the original Robrowser.com, 16% (8 requests) were made to Apis.google.com and 10% (5 requests) were made to Upload.robrowser.com. The less responsive or slowest element that took the longest time to load (705 ms) belongs to the original domain Robrowser.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 424.3 kB (42%)

Content Size

1.0 MB

After Optimization

596.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Robrowser.com main page is 1.0 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. 60% of websites need less resources to load. Images take 453.4 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 8.1 kB

  • Original 11.9 kB
  • After minification 10.6 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 1.3 kB, which is 11% 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 8.1 kB or 68% of the original size.

Image Optimization

-3%

Potential reduce by 12.6 kB

  • Original 453.4 kB
  • After minification 440.8 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. Ro Browser images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 188.8 kB

  • Original 296.0 kB
  • After minification 294.5 kB
  • After compression 107.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 188.8 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 214.8 kB

  • Original 259.6 kB
  • After minification 257.1 kB
  • After compression 44.8 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. Robrowser.com needs all CSS files to be minified and compressed as it can save up to 214.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (33%)

Requests Now

46

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ro Browser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

robrowser.com

robrowser.com

327 ms

www.robrowser.com

www.robrowser.com

458 ms

style.css

style.css

166 ms

forkme_right_red_aa0000.png

forkme_right_red_aa0000.png

388 ms

btn_donate_LG.gif

btn_donate_LG.gif

130 ms

party-thumbnail.jpg

party-thumbnail.jpg

436 ms

prettify.js

prettify.js

320 ms

script.js

script.js

213 ms

stat.js

stat.js

443 ms

opti-thumbnail.jpg

opti-thumbnail.jpg

315 ms

trade-thumbnail.jpg

trade-thumbnail.jpg

313 ms

card-thumbnail.jpg

card-thumbnail.jpg

424 ms

status-thumbnail.jpg

status-thumbnail.jpg

424 ms

forkme_right_green_007200.png

forkme_right_green_007200.png

266 ms

logo.png

logo.png

438 ms

vincent-thibault.png

vincent-thibault.png

439 ms

be-next.png

be-next.png

438 ms

be-next-over.png

be-next-over.png

444 ms

github.png

github.png

420 ms

RD2m4GjPNWo

RD2m4GjPNWo

114 ms

header.jpg

header.jpg

705 ms

html5-icons.png

html5-icons.png

473 ms

button.png

button.png

405 ms

shadow.png

shadow.png

406 ms

potion.png

potion.png

473 ms

merchant.png

merchant.png

683 ms

li.png

li.png

471 ms

vapo.jpg

vapo.jpg

681 ms

bug.png

bug.png

703 ms

www-embed-player-vfl-z2BtK.css

www-embed-player-vfl-z2BtK.css

110 ms

www-embed-player.js

www-embed-player.js

203 ms

widgets.js

widgets.js

99 ms

plusone.js

plusone.js

221 ms

analytics.js

analytics.js

96 ms

btn_donate_LG.gif

btn_donate_LG.gif

75 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

215 ms

ad_status.js

ad_status.js

214 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

395 ms

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

396 ms

collect

collect

92 ms

button.65b4bc8f0d6592fdc51d322b3f197660.js

button.65b4bc8f0d6592fdc51d322b3f197660.js

284 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

53 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

158 ms

fastbutton

fastbutton

219 ms

postmessageRelay

postmessageRelay

118 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

44 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

45 ms

follow_button.64a917b4a230f163048902c783e1530f.en.html

follow_button.64a917b4a230f163048902c783e1530f.en.html

25 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

34 ms

rpc:shindig_random.js

rpc:shindig_random.js

38 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

7 ms

Accessibility Review

robrowser.com accessibility score

85

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

robrowser.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

robrowser.com SEO score

92

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Robrowser.com 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 Robrowser.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

robrowser.com

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