Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

news.tbs.co.jp

TBS NEWS DIG | TBS/JNNのニュースサイト

Page Load Speed

6.3 sec in total

First Response

1.3 sec

Resources Loaded

4.6 sec

Page Rendered

270 ms

news.tbs.co.jp screenshot

About Website

Visit news.tbs.co.jp now to see the best up-to-date NEWS TBS content for Japan and also check out these interesting facts you probably never knew about news.tbs.co.jp

DIG:掘り起こす、探求する、発見する。TBS系JNN28局のニュースサイト、「TBS NEWS DIG」は、国内外の取材網を生かし、いち速く正確な情報・動画と、より深い調査報道・より分かりやすい解説で、社会の関心に応えます。

Visit news.tbs.co.jp

Key Findings

We analyzed News.tbs.co.jp page load time and found that the first response time was 1.3 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

news.tbs.co.jp performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value3,820 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value30.8 s

0/100

10%

Network Requests Diagram

news.tbs.co.jp

1347 ms

spmode_script.js

371 ms

jquery.min.js

35 ms

flowplayer-3.2.13.min.js

561 ms

gpt.js

5 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 65% of them (42 requests) were addressed to the original News.tbs.co.jp, 8% (5 requests) were made to Ads.adjust-net.jp and 6% (4 requests) were made to Web-jp.ad-v.jp. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain News.tbs.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 350.9 kB (38%)

Content Size

927.1 kB

After Optimization

576.3 kB

In fact, the total size of News.tbs.co.jp main page is 927.1 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. 30% of websites need less resources to load. Images take 455.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 29.3 kB

  • Original 39.6 kB
  • After minification 36.8 kB
  • After compression 10.3 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 29.3 kB or 74% of the original size.

Image Optimization

-3%

Potential reduce by 11.6 kB

  • Original 455.4 kB
  • After minification 443.8 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. NEWS TBS images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 243.5 kB

  • Original 355.2 kB
  • After minification 328.2 kB
  • After compression 111.8 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 243.5 kB or 69% of the original size.

CSS Optimization

-87%

Potential reduce by 66.6 kB

  • Original 76.9 kB
  • After minification 65.1 kB
  • After compression 10.3 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.tbs.co.jp needs all CSS files to be minified and compressed as it can save up to 66.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (47%)

Requests Now

62

After Optimization

33

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NEWS TBS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

news.tbs.co.jp accessibility score

96

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

Links do not have a discernible name

Best Practices

news.tbs.co.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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

news.tbs.co.jp SEO score

100

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

    JA

  • Language Claimed

    JA

  • Encoding

    ISO-2022-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise News.tbs.co.jp 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 News.tbs.co.jp main page’s claimed encoding is iso-2022-jp. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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