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sub4s.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

sub4s.com

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Page Load Speed

2.6 sec in total

First Response

160 ms

Resources Loaded

2.3 sec

Page Rendered

126 ms

sub4s.com screenshot

About Website

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Key Findings

We analyzed Sub4s.com page load time and found that the first response time was 160 ms and then it took 2.5 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

sub4s.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value330 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

sub4s.com

160 ms

www.sub4s.com

776 ms

css

86 ms

style.min.css

74 ms

mediaelementplayer-legacy.min.css

75 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 56% of them (15 requests) were addressed to the original Sub4s.com, 19% (5 requests) were made to C0.wp.com and 7% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (776 ms) belongs to the original domain Sub4s.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 156.3 kB (46%)

Content Size

343.5 kB

After Optimization

187.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Sub4s.com main page is 343.5 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. 20% of websites need less resources to load. Javascripts take 250.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 25.9 kB

  • Original 33.8 kB
  • After minification 31.0 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 25.9 kB or 77% of the original size.

JavaScript Optimization

-51%

Potential reduce by 127.8 kB

  • Original 250.1 kB
  • After minification 250.0 kB
  • After compression 122.2 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 127.8 kB or 51% of the original size.

CSS Optimization

-4%

Potential reduce by 2.6 kB

  • Original 59.6 kB
  • After minification 59.6 kB
  • After compression 57.0 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. Sub4s.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (82%)

Requests Now

22

After Optimization

4

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sub4s. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sub4s.com

sub4s.com

160 ms

www.sub4s.com

www.sub4s.com

776 ms

css

css

86 ms

style.min.css

style.min.css

74 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

75 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

73 ms

style.css

style.css

33 ms

font-awesome.min.css

font-awesome.min.css

265 ms

bootstrap.min.css

bootstrap.min.css

369 ms

custom.css

custom.css

80 ms

responsive.css

responsive.css

297 ms

jquery.min.js

jquery.min.js

74 ms

jquery-migrate.min.js

jquery-migrate.min.js

72 ms

adsbygoogle.js

adsbygoogle.js

203 ms

js

js

116 ms

image-cdn.js

image-cdn.js

286 ms

navigation.js

navigation.js

287 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

288 ms

bootstrap.min.js

bootstrap.min.js

270 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

279 ms

custom.js

custom.js

552 ms

e-202410.js

e-202410.js

72 ms

Sub4s.webp

Sub4s.webp

213 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

104 ms

1Ptgg87LROyAm3Kz-Ck.woff

1Ptgg87LROyAm3Kz-Ck.woff

104 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

411 ms

zrt_lookup_nohtml.html

zrt_lookup_nohtml.html

84 ms

Accessibility Review

sub4s.com accessibility score

94

Accessibility Issues

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

sub4s.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

Page has valid source maps

SEO Factors

sub4s.com SEO score

93

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sub4s.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 Sub4s.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

sub4s.com

Open Graph data is detected on the main page of Sub4s. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: