Tools & Wizards About Us

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

crossfm.co.jp

CROSS FM

Page Load Speed

6.4 sec in total

First Response

536 ms

Resources Loaded

5.6 sec

Page Rendered

198 ms

About Website

Welcome to crossfm.co.jp homepage info - get ready to check CROSS FM best content for Japan right away, or after learning these important things about crossfm.co.jp

福岡 78.7MHz/北九州 77.0 MHz/行橋 87.2 MHz/久留米 86.5 MHz/大牟田。CROSS FMでのオンエア情報やトピックス・プレゼント、最新のヒットチャート、Podcastなど情報満載！

Visit crossfm.co.jp

Key Findings

We analyzed Crossfm.co.jp page load time and found that the first response time was 536 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

crossfm.co.jp performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0.138

79/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

crossfm.co.jp

536 ms

w_index.php

1058 ms

styletop2020.css

497 ms

thickbox.css

504 ms

jquery.js

1001 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 90% of them (61 requests) were addressed to the original Crossfm.co.jp, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Crossfm.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 280.6 kB (14%)

Content Size

2.0 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Crossfm.co.jp main page is 2.0 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. 45% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 21.9 kB

  • Original 29.3 kB
  • After minification 27.2 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. 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 21.9 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 32.6 kB

  • Original 1.5 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. CROSS FM images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 188.3 kB

  • Original 339.0 kB
  • After minification 265.8 kB
  • After compression 150.7 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 188.3 kB or 56% of the original size.

CSS Optimization

-86%

Potential reduce by 37.8 kB

  • Original 44.1 kB
  • After minification 31.4 kB
  • After compression 6.3 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. Crossfm.co.jp needs all CSS files to be minified and compressed as it can save up to 37.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (34%)

Requests Now

65

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CROSS FM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

crossfm.co.jp accessibility score

80

Accessibility Issues

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-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

crossfm.co.jp best practices score

75

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

Page has valid source maps

SEO Factors

crossfm.co.jp SEO score

81

Search Engine Optimization Advices

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 doesn't use 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 Crossfm.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 Crossfm.co.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

Open Graph description is not detected on the main page of CROSS FM. 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: