Report Summary

  • 79

    Performance

    Renders faster than
    86% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

netdebs.jp

netdebs.jp

Page Load Speed

10.2 sec in total

First Response

959 ms

Resources Loaded

9 sec

Page Rendered

218 ms

netdebs.jp screenshot

About Website

Visit netdebs.jp now to see the best up-to-date Netdebs content and also check out these interesting facts you probably never knew about netdebs.jp

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Key Findings

We analyzed Netdebs.jp page load time and found that the first response time was 959 ms and then it took 9.2 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

netdebs.jp performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.272

45/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

www.telecom-service.net

959 ms

index.css

535 ms

common.css

573 ms

DropDownMenu.css

388 ms

navi.js

389 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Netdebs.jp, 6% (5 requests) were made to Google.com and 5% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (4.5 sec) relates to the external source Telecom-service.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 186.7 kB (15%)

Content Size

1.2 MB

After Optimization

1.0 MB

In fact, the total size of Netdebs.jp main page is 1.2 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. 35% of websites need less resources to load. Images take 971.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.8 kB

  • Original 24.8 kB
  • After minification 19.5 kB
  • After compression 6.0 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 5.2 kB, which is 21% 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 18.8 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 31.9 kB

  • Original 971.5 kB
  • After minification 939.6 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. Netdebs images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 118.8 kB

  • Original 195.4 kB
  • After minification 190.1 kB
  • After compression 76.6 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 118.8 kB or 61% of the original size.

CSS Optimization

-77%

Potential reduce by 17.2 kB

  • Original 22.4 kB
  • After minification 18.3 kB
  • After compression 5.2 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. Netdebs.jp needs all CSS files to be minified and compressed as it can save up to 17.2 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (47%)

Requests Now

75

After Optimization

40

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Netdebs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

netdebs.jp accessibility score

86

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

Best Practices

netdebs.jp 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

SEO Factors

netdebs.jp SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Netdebs.jp 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 Netdebs.jp 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 Netdebs. 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: