Access tsk-tv.com. TSKさんいん中央テレビ

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value1.434

0/100

15%

TTI (Time to Interactive)

Value64.6 s

0/100

10%

tsk-tv.com

1501 ms

base.css

386 ms

jquery.js

1253 ms

swfobject.js

817 ms

common.js

863 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 98% of them (115 requests) were addressed to the original Tsk-tv.com, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Tsk-tv.com.

Content Size

1.9 MB

After Optimization

1.6 MB

In fact, the total size of Tsk-tv.com main page is 1.9 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. 25% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 29.0 kB

Original 36.8 kB
After minification 28.7 kB
After compression 7.8 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 8.0 kB, which is 22% 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 29.0 kB or 79% of the original size.

Image Optimization

-9%

Potential reduce by 154.9 kB

Original 1.7 MB
After minification 1.5 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. Tsk Tv images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 57.0 kB

Original 101.1 kB
After minification 95.4 kB
After compression 44.1 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 57.0 kB or 56% of the original size.

CSS Optimization

-85%

Potential reduce by 85.2 kB

Original 99.8 kB
After minification 80.4 kB
After compression 14.5 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. Tsk-tv.com needs all CSS files to be minified and compressed as it can save up to 85.2 kB or 85% of the original size.

Requests Now

116

After Optimization

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tsk Tv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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/).

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 Tsk-tv.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 Tsk-tv.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

tsk-tv.com

Open Graph description is not detected on the main page of Tsk Tv. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

TSKさんいん中央テレビ

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

tsk-tv.com

base.css

jquery.js

swfobject.js

common.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

tsk-tv.com

base.css

jquery.js

swfobject.js

common.js

yui.css

body.css

section.css

sub.css

form.css

picup_idx.js

ga.js

print.css

bennr_osusume.jpg

__utm.gif

banner_videopost.jpg

japanfes.gif

banner_oishimane2.jpg

234_60pxle.jpg

banner_gaina.png

banner_goal.gif

banner_nenmatsu.png

banner_doctor.jpg

banner_nobunaga.jpg

banner_iine.gif

banner_wakeari2015.gif

banner_nipponisan.jpg

banner_violin.jpg

banner_ooshimayuko.gif

banner_guidance.png

banner_nego.jpg

banner_axa4.png

header_bg_rep.jpg

logo_main_3.png

header_date_bg.gif

noflash_mini.jpg

weather.gif

banner_doctor.jpg

serch_btn.jpg

noflash.jpg

facebook.jpg

youtube.jpg

manabi_bottom20140917.jpg