Report Summary

  • 3

    Performance

    Renders faster than
    19% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

bsfuji.tv

BSフジ - BSデジタル放送8ch

Page Load Speed

12.8 sec in total

First Response

621 ms

Resources Loaded

11.5 sec

Page Rendered

641 ms

bsfuji.tv screenshot

About Website

Welcome to bsfuji.tv homepage info - get ready to check Bsfuji best content for Japan right away, or after learning these important things about bsfuji.tv

BSフジのオフィシャルサイト。BSデジタル8チャンネル。番組情報・番組表・イベントなど、様々な情報をお届けします。BSニュース番組のパイオニア、「プライムニュース」は毎週月曜~金曜夜8時から2時間の生放送。一つのテーマを二時間徹底議論!問題の解決策を見つけ出し、提言します!

Visit bsfuji.tv

Key Findings

We analyzed Bsfuji.tv page load time and found that the first response time was 621 ms and then it took 12.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

bsfuji.tv performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value31.5 s

0/100

25%

SI (Speed Index)

Value29.3 s

0/100

10%

TBT (Total Blocking Time)

Value16,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.431

22/100

15%

TTI (Time to Interactive)

Value45.5 s

0/100

10%

Network Requests Diagram

bsfuji.tv

621 ms

www.bsfuji.tv

599 ms

top.htm

1033 ms

jquery-1.4.1.min.js

1143 ms

jquery.slidepanel.setup.js

383 ms

Our browser made a total of 190 requests to load all elements on the main page. We found that 82% of them (156 requests) were addressed to the original Bsfuji.tv, 5% (9 requests) were made to Abs.twimg.com and 4% (8 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Bsfuji.tv.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (10%)

Content Size

13.3 MB

After Optimization

11.9 MB

In fact, the total size of Bsfuji.tv main page is 13.3 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. 70% of websites need less resources to load. Images take 11.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 95.7 kB

  • Original 113.6 kB
  • After minification 70.7 kB
  • After compression 17.9 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 42.9 kB, which is 38% 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 95.7 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 112.1 kB

  • Original 11.6 MB
  • After minification 11.5 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. Bsfuji images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 623.2 kB

  • Original 921.2 kB
  • After minification 858.6 kB
  • After compression 297.9 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 623.2 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 566.8 kB

  • Original 671.5 kB
  • After minification 579.8 kB
  • After compression 104.8 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. Bsfuji.tv needs all CSS files to be minified and compressed as it can save up to 566.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 87 (48%)

Requests Now

180

After Optimization

93

The browser has sent 180 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bsfuji. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 50 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bsfuji.tv accessibility score

78

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

bsfuji.tv best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

bsfuji.tv SEO score

84

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bsfuji.tv can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Bsfuji.tv 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 Bsfuji. 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: