Tools & Wizards About Us
rcc.net screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

rcc.net

RCCトップページ | RCC中国放送

Page Load Speed

9.6 sec in total

First Response

536 ms

Resources Loaded

7.9 sec

Page Rendered

1.2 sec

rcc.net screenshot

About Website

Visit rcc.net now to see the best up-to-date Rcc content for Japan and also check out these interesting facts you probably never knew about rcc.net

中国放送公式ホームページ。テレビ・ラジオの番組情報、ニュース、イベント、カープなど中国放送に関する様々な情報をお届けします

Visit rcc.net

Key Findings

We analyzed Rcc.net page load time and found that the first response time was 536 ms and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

rcc.net performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value20.2 s

0/100

25%

SI (Speed Index)

Value22.1 s

0/100

10%

TBT (Total Blocking Time)

Value1,410 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.632

9/100

15%

TTI (Time to Interactive)

Value36.8 s

0/100

10%

Network Requests Diagram

rcc.net

536 ms

rcc.jp

536 ms

rcc.jp

1802 ms

gtm.js

78 ms

normalize.css

508 ms

Our browser made a total of 148 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rcc.net, 45% (67 requests) were made to Rcc.jp and 7% (10 requests) were made to Newsdig.ismcdn.jp. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source Rcc.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (16%)

Content Size

6.4 MB

After Optimization

5.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rcc.net main page is 6.4 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 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 791.3 kB

  • Original 963.0 kB
  • After minification 954.7 kB
  • After compression 171.7 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 791.3 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 129.9 kB

  • Original 4.6 MB
  • After minification 4.5 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. Rcc images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 76.1 kB

  • Original 726.8 kB
  • After minification 726.8 kB
  • After compression 650.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-18%

Potential reduce by 6.7 kB

  • Original 37.4 kB
  • After minification 37.4 kB
  • After compression 30.8 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. Rcc.net needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (20%)

Requests Now

133

After Optimization

107

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 133 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rcc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rcc.net

rcc.net

536 ms

rcc.jp

rcc.jp

536 ms

rcc.jp

rcc.jp

1802 ms

gtm.js

gtm.js

78 ms

normalize.css

normalize.css

508 ms

yakuhanjp.min.css

yakuhanjp.min.css

37 ms

all.css

all.css

54 ms

css2

css2

50 ms

megamenu2022.css

megamenu2022.css

520 ms

footer2022.css

footer2022.css

522 ms

main2022.css

main2022.css

534 ms

swiper-bundle.min.css

swiper-bundle.min.css

535 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

36 ms

adsbygoogle.js

adsbygoogle.js

121 ms

js

js

56 ms

vue.min.js

vue.min.js

80 ms

topslide2022.js

topslide2022.js

594 ms

allmenu_2022.js

allmenu_2022.js

597 ms

swiper-bundle.min.js

swiper-bundle.min.js

974 ms

tile_imanama2023.jpg

tile_imanama2023.jpg

1720 ms

tile_gozen_2310.jpg

tile_gozen_2310.jpg

1838 ms

20.png

20.png

1040 ms

1c5ebde490906d4292f30711f8e7af01.jpg

1c5ebde490906d4292f30711f8e7af01.jpg

1326 ms

tile_radio_umigomi0_normal.jpg

tile_radio_umigomi0_normal.jpg

1854 ms

tile_enman.jpg

tile_enman.jpg

1688 ms

menu-media-tv.png

menu-media-tv.png

478 ms

menu-media-radio.png

menu-media-radio.png

478 ms

menu-media-iraw.png

menu-media-iraw.png

573 ms

menu-media-an.png

menu-media-an.png

576 ms

menu-news-news2303.png

menu-news-news2303.png

966 ms

menu-news-weather240402.png

menu-news-weather240402.png

1293 ms

menu-news-scorp.png

menu-news-scorp.png

1158 ms

menu-rcc-leaks.jpg

menu-rcc-leaks.jpg

964 ms

menu-sports-carp.png

menu-sports-carp.png

966 ms

menu-sports-sanfrecce.png

menu-sports-sanfrecce.png

964 ms

slider_carchicachi_bn2023.jpg

slider_carchicachi_bn2023.jpg

1313 ms

menu-event-event.png

menu-event-event.png

1302 ms

daiku2024.jpg

daiku2024.jpg

1664 ms

tile_cats.jpg

tile_cats.jpg

1826 ms

gamba.jpg

gamba.jpg

2039 ms

hiroshimafest_2403.jpg

hiroshimafest_2403.jpg

1645 ms

slide_hibakudensya_2023.jpg

slide_hibakudensya_2023.jpg

2143 ms

tile_remonchi2023.jpg

tile_remonchi2023.jpg

1653 ms

TVslide_SDGs.jpg

TVslide_SDGs.jpg

2000 ms

rcc_school.png

rcc_school.png

1825 ms

psnap.png

psnap.png

2182 ms

lejapass_tv.jpg

lejapass_tv.jpg

2173 ms

hiroshima360.png

hiroshima360.png

2169 ms

logo.png

logo.png

2354 ms

submenu_001.png

submenu_001.png

2215 ms

submenu_002.png

submenu_002.png

2310 ms

tv-ic-stop.png

tv-ic-stop.png

2340 ms

news-ic-stop.png

news-ic-stop.png

2344 ms

carp2022-ic-stop.png

carp2022-ic-stop.png

2354 ms

event-ic-stop.png

event-ic-stop.png

2391 ms

project-ic-stop.png

project-ic-stop.png

2508 ms

c39749929f36738fbfc5a2c633bf8bc4.jpg

c39749929f36738fbfc5a2c633bf8bc4.jpg

1308 ms

093f12da35e5deceaa17a2a97fdd92e1.jpg

093f12da35e5deceaa17a2a97fdd92e1.jpg

1321 ms

48e5f6d61b8c09bf78cce6a8fbf13df7.jpg

48e5f6d61b8c09bf78cce6a8fbf13df7.jpg

1322 ms

topslide_imanama_2023_.jpg

topslide_imanama_2023_.jpg

2625 ms

YakuHanJP-Bold.woff

YakuHanJP-Bold.woff

126 ms

YakuHanJP-Black.woff

YakuHanJP-Black.woff

128 ms

YakuHanJP-Medium.woff

YakuHanJP-Medium.woff

137 ms

YakuHanJP-Regular.woff

YakuHanJP-Regular.woff

137 ms

YakuHanJP-DemiLight.woff

YakuHanJP-DemiLight.woff

187 ms

YakuHanJP-Light.woff

YakuHanJP-Light.woff

186 ms

YakuHanJP-Thin.woff

YakuHanJP-Thin.woff

185 ms

KFOmCnqEu92Fr1Me5g.woff

KFOmCnqEu92Fr1Me5g.woff

237 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75g.woff

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75g.woff

281 ms

fa-solid-900.woff

fa-solid-900.woff

128 ms

fa-regular-400.woff

fa-regular-400.woff

194 ms

fa-brands-400.woff

fa-brands-400.woff

194 ms

show_ads_impl.js

show_ads_impl.js

372 ms

analytics.js

analytics.js

188 ms

ats.js

ats.js

416 ms

cse.js

cse.js

302 ms

menu_circle.png

menu_circle.png

2330 ms

202.png

202.png

2342 ms

203.png

203.png

2193 ms

collect

collect

106 ms

collect

collect

104 ms

tile_hiroshimashine.jpg

tile_hiroshimashine.jpg

2276 ms

cse_element__ja.js

cse_element__ja.js

171 ms

default+ja.css

default+ja.css

201 ms

default.css

default.css

283 ms

topic_campaign.png

topic_campaign.png

2204 ms

zrt_lookup.html

zrt_lookup.html

90 ms

topic_thurijiman.png

topic_thurijiman.png

2126 ms

collect

collect

64 ms

js

js

107 ms

topic_koutari.png

topic_koutari.png

2136 ms

collect

collect

105 ms

js

js

311 ms

hiroshima360.jpg

hiroshima360.jpg

2493 ms

gpt.js

gpt.js

373 ms

ads

ads

413 ms

ads

ads

399 ms

ads

ads

472 ms

ga-audiences

ga-audiences

329 ms

ads

ads

656 ms

ga-audiences

ga-audiences

284 ms

async-ads.js

async-ads.js

232 ms

branding.png

branding.png

187 ms

clear.png

clear.png

188 ms

image.jpg

image.jpg

240 ms

ba96d9ef3ab40bc312ad0b11bb5c5a51.jpg

ba96d9ef3ab40bc312ad0b11bb5c5a51.jpg

361 ms

efac69e849fa220433c2a2473dae8933.jpg

efac69e849fa220433c2a2473dae8933.jpg

545 ms

1f93d0141461a178af91591a9bce1d51.jpg

1f93d0141461a178af91591a9bce1d51.jpg

730 ms

58f6fbdf9ba71ac2c9280f1cce1aa766.jpg

58f6fbdf9ba71ac2c9280f1cce1aa766.jpg

973 ms

77177ae555cc732479f3b0d83a0cf4a3.jpg

77177ae555cc732479f3b0d83a0cf4a3.jpg

984 ms

c85286cb9b74920650fe6e2ba4fbbf4d.jpg

c85286cb9b74920650fe6e2ba4fbbf4d.jpg

1148 ms

e0907b1771a1d1816f3335834f75499a.jpg

e0907b1771a1d1816f3335834f75499a.jpg

830 ms

e4567f04f9db846ede25b7cda918526e.png

e4567f04f9db846ede25b7cda918526e.png

1318 ms

22db892dbb3d1a0dcaa16a78a8c845c0.jpg

22db892dbb3d1a0dcaa16a78a8c845c0.jpg

922 ms

newsdig.php

newsdig.php

2411 ms

pressrelease.php

pressrelease.php

2006 ms

lejapass_radio.jpg

lejapass_radio.jpg

2078 ms

pubads_impl.js

pubads_impl.js

36 ms

saigai_red_bn.png

saigai_red_bn.png

1877 ms

keepsmaile.png

keepsmaile.png

1774 ms

bnr_kokusai_222.jpg

bnr_kokusai_222.jpg

1768 ms

net_scoop_btn.jpg

net_scoop_btn.jpg

1806 ms

net_club_bn3.png

net_club_bn3.png

1828 ms

net_uranai_bn.png

net_uranai_bn.png

1572 ms

net_tsuri_bn.png

net_tsuri_bn.png

1578 ms

net_lovegreen_SDGs_bn2.jpg

net_lovegreen_SDGs_bn2.jpg

1583 ms

koutari_net_bn.jpg

koutari_net_bn.jpg

1460 ms

peace_net_bn.png

peace_net_bn.png

1486 ms

2050_greensea.png

2050_greensea.png

1392 ms

net_school_bn.png

net_school_bn.png

1367 ms

net_20nengo_bn.png

net_20nengo_bn.png

1281 ms

oa-rccnews.png

oa-rccnews.png

1297 ms

mode3_w640-%E3%82%B9%E3%82%BF%E3%82%B8%E3%82%A2%E3%83%A0%E5%A4%96%E8%A6%B3.jpg

mode3_w640-%E3%82%B9%E3%82%BF%E3%82%B8%E3%82%A2%E3%83%A0%E5%A4%96%E8%A6%B3.jpg

1080 ms

mode3_w640-20240423FF%E5%86%99%E7%9C%9F%E2%91%A6.jpg

mode3_w640-20240423FF%E5%86%99%E7%9C%9F%E2%91%A6.jpg

1269 ms

mode3_w640-20240401_%E3%83%AC%E3%82%B8%E3%83%A3%E3%83%91%E3%82%B9_%E3%83%AD%E3%83%BC%E3%83%B3%E3%83%81_%E7%94%BB%E5%83%8F%E2%91%A0_240328_111106.png

mode3_w640-20240401_%E3%83%AC%E3%82%B8%E3%83%A3%E3%83%91%E3%82%B9_%E3%83%AD%E3%83%BC%E3%83%B3%E3%83%81_%E7%94%BB%E5%83%8F%E2%91%A0_240328_111106.png

1981 ms

mode3_w640-RCC_%E5%9F%BA%E6%9C%AC%E3%83%AD%E3%82%B4_TYPE1_240328_105519.png

mode3_w640-RCC_%E5%9F%BA%E6%9C%AC%E3%83%AD%E3%82%B4_TYPE1_240328_105519.png

1470 ms

mode3_w640-%E2%98%85%E3%83%AC%E3%83%A2%E3%83%B3%E3%83%81%E7%94%BB%E5%83%8F.jpg

mode3_w640-%E2%98%85%E3%83%AC%E3%83%A2%E3%83%B3%E3%83%81%E7%94%BB%E5%83%8F.jpg

944 ms

mode3_w640-RCC_%E5%9F%BA%E6%9C%AC%E3%83%AD%E3%82%B4_TYPE1_240315_165906.png

mode3_w640-RCC_%E5%9F%BA%E6%9C%AC%E3%83%AD%E3%82%B4_TYPE1_240315_165906.png

1484 ms

img_6ce03fc65d0527308956694f9277fad8256403.jpg

img_6ce03fc65d0527308956694f9277fad8256403.jpg

116 ms

img_6b8511763586ff485becbddf55a7b4ad692213.jpg

img_6b8511763586ff485becbddf55a7b4ad692213.jpg

327 ms

img_0f0587051817105fe54e4be2a7be85ab937924.jpg

img_0f0587051817105fe54e4be2a7be85ab937924.jpg

108 ms

img_0674328d5de886227e64c7ee5735dfa194123.jpg

img_0674328d5de886227e64c7ee5735dfa194123.jpg

368 ms

img_eded65a0a01e3a817f83708ee1958167444523.jpg

img_eded65a0a01e3a817f83708ee1958167444523.jpg

105 ms

img_a74fbb8ba9ce2f5ee9167b85bcbefe7a584984.jpg

img_a74fbb8ba9ce2f5ee9167b85bcbefe7a584984.jpg

1922 ms

img_c95854d906461285917744a0b70d5a2d333195.jpg

img_c95854d906461285917744a0b70d5a2d333195.jpg

116 ms

img_1b3cfae52f413709251f57283d7482a5556200.jpg

img_1b3cfae52f413709251f57283d7482a5556200.jpg

118 ms

img_5f0c42abfee437f3f14a7e33d02e730f651640.jpg

img_5f0c42abfee437f3f14a7e33d02e730f651640.jpg

1163 ms

img_cc98845ff365c9090f8f3fc8cb5396ed349460.jpg

img_cc98845ff365c9090f8f3fc8cb5396ed349460.jpg

137 ms

Accessibility Review

rcc.net accessibility score

88

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.

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

Tables and lists

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

Impact

Issue

High

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

Best Practices

rcc.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rcc.net SEO score

88

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 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 Rcc.net 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 Rcc.net 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

rcc.net

Open Graph data is detected on the main page of Rcc. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: