Access covertaffairs-tv.jp. COVERT AFFAIRS/コバート・アフェア

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.414

24/100

15%

TTI (Time to Interactive)

Value21.1 s

1/100

10%

covertaffairs-tv.jp

755 ms

base.css

384 ms

layout.css

859 ms

ui.tabs.css

436 ms

jquery.fancybox-1.3.4.css

436 ms

Our browser made a total of 145 requests to load all elements on the main page. We found that 50% of them (72 requests) were addressed to the original Covertaffairs-tv.jp, 29% (42 requests) were made to Universal-tv.jp and 3% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Covertaffairs-tv.jp.

Content Size

2.6 MB

After Optimization

2.2 MB

In fact, the total size of Covertaffairs-tv.jp main page is 2.6 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. Only a small number of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 30.0 kB

Original 37.8 kB
After minification 35.2 kB
After compression 7.7 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 30.0 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 224.9 kB

Original 2.1 MB
After minification 1.9 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. Obviously, COVERT AFFAIRS Tv needs image optimization as it can save up to 224.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-41%

Potential reduce by 169.0 kB

Original 417.4 kB
After minification 394.8 kB
After compression 248.3 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 169.0 kB or 41% of the original size.

CSS Optimization

-38%

Potential reduce by 42.0 kB

Original 109.0 kB
After minification 95.8 kB
After compression 67.0 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. Covertaffairs-tv.jp needs all CSS files to be minified and compressed as it can save up to 42.0 kB or 38% of the original size.

Requests Now

140

After Optimization

The browser has sent 140 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COVERT AFFAIRS 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 29 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

High

Image elements do not have [alt] attributes

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

High

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

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

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

High

Image elements do not have [alt] attributes

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 doesn't use legible font sizes

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 Covertaffairs-tv.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 Covertaffairs-tv.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

covertaffairs-tv.jp

Open Graph description is not detected on the main page of COVERT AFFAIRS 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

COVERT AFFAIRS/コバート・アフェア

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

covertaffairs-tv.jp

base.css

layout.css

ui.tabs.css

jquery.fancybox-1.3.4.css

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

covertaffairs-tv.jp

base.css

layout.css

ui.tabs.css

jquery.fancybox-1.3.4.css

device_check_sp.js

jquery.min.js

ui.core.js

ui.tabs.js

jquery.easing.1.3.js

jcarousellite_1.0.1.js

swfobject.js

smoothRollOver.js

jquery.fancybox-1.3.4.pack.js

jquery.easing.js

jquery.droppy.js

jquery.jfeed.js

custom.js

youtubechanger.js

origin.js

ga.js

conversion.js

js

bg_top1.jpg

bg_header.png

logo_main.png

navi_top_slct.gif

navi_intro_off.gif

navi_cast_off.gif

navi_episode_off.gif

navi_dvd_off.gif

navi_special_off.gif

bg_gray.png

img_youtube_thumbs10.jpg

img_youtube_thumbs8.jpg

img_youtube_thumbs1.jpg

img_youtube_thumbs4.jpg

top_copy.png

bg_sns.gif

plugins.js

widgets.js

store_w_amazon.gif

bg_sns.png