Tools & Wizards About Us

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

sdroxx.com

ロックスヴィンテージスピーカーズ | ROXX Vintage Speakers | JBL・TANNOY・ALTECなど修理・販売 | 中古・ヴィンテージスピーカー専門店

Page Load Speed

9.5 sec in total

First Response

1.9 sec

Resources Loaded

7.1 sec

Page Rendered

496 ms

About Website

Welcome to sdroxx.com homepage info - get ready to check Sd ROXX best content for Japan right away, or after learning these important things about sdroxx.com

JBL、TANNOY、ALTECなど、中古・ヴィンテージスピーカーの修理・販売を行う専門店 | お気軽にお問合せ下さい | 千葉県の九十九里浜を拠点に全国対応で営業中です |

Visit sdroxx.com

Key Findings

We analyzed Sdroxx.com page load time and found that the first response time was 1.9 sec and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

sdroxx.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.14

79/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

sdroxx.com

1888 ms

js

72 ms

styles.css

183 ms

whats-new.css

361 ms

frontend-lite.min.css

546 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 84% of them (54 requests) were addressed to the original Sdroxx.com, 9% (6 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Sdroxx.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 176.0 kB (7%)

Content Size

2.6 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sdroxx.com main page is 2.6 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. 45% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 126.9 kB

  • Original 156.0 kB
  • After minification 151.7 kB
  • After compression 29.1 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 126.9 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 47.0 kB

  • Original 2.0 MB
  • After minification 1.9 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. Sd ROXX images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 368.0 kB
  • After minification 368.0 kB
  • After compression 366.7 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 751 B

  • Original 111.6 kB
  • After minification 111.6 kB
  • After compression 110.8 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. Sdroxx.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 45 (82%)

Requests Now

55

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sd ROXX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sdroxx.com accessibility score

93

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

Best Practices

sdroxx.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

SEO Factors

sdroxx.com SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sdroxx.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Sdroxx.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 data is detected on the main page of Sd ROXX. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: