Tools & Wizards About Us

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

news.teslab.jp

teslab.jp - This website is for sale! - teslab Resources and Information.

Page Load Speed

19.5 sec in total

First Response

1.6 sec

Resources Loaded

16.9 sec

Page Rendered

1 sec

About Website

Welcome to news.teslab.jp homepage info - get ready to check News Teslab best content for Japan right away, or after learning these important things about news.teslab.jp

This website is for sale! teslab.jp is your first and best source for all of the information you’re looking for. From general topics to more of what you would expect to find here, teslab.jp has it all...

Visit news.teslab.jp

Key Findings

We analyzed News.teslab.jp page load time and found that the first response time was 1.6 sec and then it took 17.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

news.teslab.jp performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

76/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value1,860 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.208

60/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

news.teslab.jp

1622 ms

common.css

643 ms

base.css

3065 ms

jquery.fancybox.css

650 ms

news_slider.css

423 ms

Our browser made a total of 254 requests to load all elements on the main page. We found that 39% of them (98 requests) were addressed to the original News.teslab.jp, 4% (11 requests) were made to Pagead2.googlesyndication.com and 4% (10 requests) were made to Cs.adingo.jp. The less responsive or slowest element that took the longest time to load (8.6 sec) belongs to the original domain News.teslab.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 859.6 kB (23%)

Content Size

3.8 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of News.teslab.jp main page is 3.8 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 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 89.8 kB

  • Original 106.7 kB
  • After minification 92.3 kB
  • After compression 16.9 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. This page needs HTML code to be minified as it can gain 14.4 kB, which is 13% 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 89.8 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 116.5 kB

  • Original 2.7 MB
  • After minification 2.6 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. News Teslab images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 573.0 kB

  • Original 876.5 kB
  • After minification 819.4 kB
  • After compression 303.5 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 573.0 kB or 65% of the original size.

CSS Optimization

-87%

Potential reduce by 80.3 kB

  • Original 92.6 kB
  • After minification 70.8 kB
  • After compression 12.3 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. News.teslab.jp needs all CSS files to be minified and compressed as it can save up to 80.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 144 (61%)

Requests Now

235

After Optimization

91

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 235 CSS, Javascripts, AJAX and image requests in order to completely render the main page of News Teslab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

news.teslab.jp accessibility score

63

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

news.teslab.jp best practices score

83

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

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

news.teslab.jp SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise News.teslab.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Japanese language. Our system also found out that News.teslab.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 News Teslab. 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: