Access heart768.com. 燕三条エフエム放送ラヂオは～と 76.8MHz

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

79/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

heart768.com

1629 ms

reset.css

340 ms

base.css

341 ms

common.css

347 ms

notfound.css

348 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 84% of them (110 requests) were addressed to the original Heart768.com, 14% (18 requests) were made to Platform.twitter.com and 2% (2 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Heart768.com.

Content Size

916.4 kB

After Optimization

657.3 kB

In fact, the total size of Heart768.com main page is 916.4 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. 55% of websites need less resources to load. Images take 617.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.4 kB

Original 37.8 kB
After minification 28.3 kB
After compression 7.4 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 9.5 kB, which is 25% 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 30.4 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 28.2 kB

Original 617.2 kB
After minification 589.0 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. Heart 76 8 images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 162.7 kB

Original 215.2 kB
After minification 167.0 kB
After compression 52.6 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 162.7 kB or 76% of the original size.

CSS Optimization

-82%

Potential reduce by 37.8 kB

Original 46.1 kB
After minification 30.2 kB
After compression 8.3 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. Heart768.com needs all CSS files to be minified and compressed as it can save up to 37.8 kB or 82% of the original size.

Requests Now

129

After Optimization

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heart 76 8. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 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.

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

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 uses 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 Heart768.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 Heart768.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

heart768.com

Open Graph description is not detected on the main page of Heart 76 8. 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

燕三条エフエム放送 ラヂオは～と 76.8MHz

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

heart768.com

reset.css

base.css

common.css

notfound.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

heart768.com

reset.css

base.css

common.css

notfound.css

form.css

jquery.jscrollpane.css

flexslider.css

top.css

sponsors.css

jquery-1.7.2.min.js

iepngfix.js

original.js

changeTab.js

common.js

archiveList.js

yuubin.js

jquery.mousewheel.js

jquery.jscrollpane.js

jScrollPaneSet.js

lightbox_plus.js

lightbox.css

twitter.png

facebook.png

logo.png

title.png

bar_001.png

jwave_image480.jpg

btn_jwave.png

btn_now_on_air-tab03r.png

btn_now_on_air-tab04.png

btn_now_on_air-tab03.png

btn_now_on_air-tab04r.png

bar_002.png

file_img_li_banner_20180403132720.jpg

file_img_li_banner_20160315090010.jpg

file_img_li_banner_20130404145127.jpg

file_img_li_banner_20221027185549.jpg

file_img_li_banner_20180403102956.jpg

btn_more01.png

bar_004.png

i_timetable.png

bar_003.png

燕三条エフエム放送ラヂオは～と 76.8MHz