Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

r3sub.com

R3字幕網 - 台版官方字幕交流

Page Load Speed

3.5 sec in total

First Response

302 ms

Resources Loaded

2.9 sec

Page Rendered

329 ms

r3sub.com screenshot

About Website

Welcome to r3sub.com homepage info - get ready to check R 3 Sub best content for Taiwan right away, or after learning these important things about r3sub.com

R3字幕網提供最方便的字幕搜尋、電影簡介、電影劇照、電影評分

Visit r3sub.com

Key Findings

We analyzed R3sub.com page load time and found that the first response time was 302 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

r3sub.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value1.384

0/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

r3sub.com

302 ms

r3sub.com

488 ms

font-awesome.css

110 ms

gozha-nav.css

230 ms

jquery.selectbox.css

364 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 73% of them (57 requests) were addressed to the original R3sub.com, 4% (3 requests) were made to Code.jquery.com and 4% (3 requests) were made to Pxdrop.lijit.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain R3sub.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 242.0 kB (11%)

Content Size

2.2 MB

After Optimization

2.0 MB

In fact, the total size of R3sub.com main page is 2.2 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. 55% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 45.3 kB

  • Original 53.2 kB
  • After minification 48.9 kB
  • After compression 7.9 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 45.3 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 5.3 kB

  • Original 1.5 MB
  • After minification 1.5 MB

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. R 3 Sub images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 173.3 kB

  • Original 595.3 kB
  • After minification 595.3 kB
  • After compression 422.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 173.3 kB or 29% of the original size.

CSS Optimization

-28%

Potential reduce by 18.1 kB

  • Original 65.5 kB
  • After minification 65.4 kB
  • After compression 47.4 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. R3sub.com needs all CSS files to be minified and compressed as it can save up to 18.1 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (39%)

Requests Now

72

After Optimization

44

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of R 3 Sub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

r3sub.com accessibility score

81

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

r3sub.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

r3sub.com SEO score

91

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise R3sub.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 R3sub.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 R 3 Sub. 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: