Tools & Wizards About Us
trailrunningworld.jp screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    53% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

trailrunningworld.jp

鏑木毅 オフィシャルサイト

Page Load Speed

5.7 sec in total

First Response

947 ms

Resources Loaded

4.3 sec

Page Rendered

474 ms

trailrunningworld.jp screenshot

About Website

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

トレイルランナー鏑木毅のOFFICIAL WEB SITEです。鏑木毅が出場レースや講演会、講習会、プロディースレースの最新情報などを発信します。

Visit trailrunningworld.jp

Key Findings

We analyzed Trailrunningworld.jp page load time and found that the first response time was 947 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

trailrunningworld.jp performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value32.7 s

0/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.589

11/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

trailrunningworld.jp

947 ms

style.css

166 ms

jquery.min.js

10 ms

flexslider.css

312 ms

styles.css

316 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 44% of them (43 requests) were addressed to the original Trailrunningworld.jp, 20% (19 requests) were made to Static.xx.fbcdn.net and 15% (15 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Trailrunningworld.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 644.1 kB (23%)

Content Size

2.8 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Trailrunningworld.jp main page is 2.8 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. 70% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 23.2 kB

  • Original 31.5 kB
  • After minification 30.7 kB
  • After compression 8.3 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 23.2 kB or 74% of the original size.

Image Optimization

-5%

Potential reduce by 104.8 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. Trailrunningworld images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 278.8 kB

  • Original 423.3 kB
  • After minification 421.6 kB
  • After compression 144.5 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 278.8 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 237.3 kB

  • Original 285.5 kB
  • After minification 273.5 kB
  • After compression 48.3 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. Trailrunningworld.jp needs all CSS files to be minified and compressed as it can save up to 237.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (49%)

Requests Now

94

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trailrunningworld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

trailrunningworld.jp

trailrunningworld.jp

947 ms

style.css

style.css

166 ms

jquery.min.js

jquery.min.js

10 ms

flexslider.css

flexslider.css

312 ms

styles.css

styles.css

316 ms

nggallery.css

nggallery.css

318 ms

css3_gray.css

css3_gray.css

316 ms

jquery.js

jquery.js

491 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

363 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

473 ms

ngg.slideshow.min.js

ngg.slideshow.min.js

471 ms

slimbox.css

slimbox.css

471 ms

mootools.x.js

mootools.x.js

633 ms

slimbox.js

slimbox.js

546 ms

all.js

all.js

271 ms

jquery.form.min.js

jquery.form.min.js

688 ms

scripts.js

scripts.js

629 ms

jquery.easing.js

jquery.easing.js

627 ms

dynamic.to.top.min.js

dynamic.to.top.min.js

688 ms

jquery.min.js

jquery.min.js

10 ms

body_bg.png

body_bg.png

605 ms

333741.jpg

333741.jpg

1147 ms

b_facebook.png

b_facebook.png

163 ms

b_twitter.png

b_twitter.png

161 ms

logo.png

logo.png

353 ms

b_tnf.png

b_tnf.png

163 ms

b_gore.png

b_gore.png

166 ms

epson.png

epson.png

352 ms

gontexlogo.png

gontexlogo.png

352 ms

b_astavita.png

b_astavita.png

352 ms

rltw.png

rltw.png

468 ms

home.png

home.png

351 ms

racemap_title.png

racemap_title.png

513 ms

racemap.png

racemap.png

889 ms

racemapclick.png

racemapclick.png

507 ms

prev.png

prev.png

526 ms

next.png

next.png

503 ms

trainingbook.jpg

trainingbook.jpg

1082 ms

utmb2012dvd.jpg

utmb2012dvd.jpg

969 ms

utmf_dvd.jpg

utmf_dvd.jpg

897 ms

dvd_tips.jpg

dvd_tips.jpg

897 ms

trailruncousecover.jpg

trailruncousecover.jpg

896 ms

banner_tips.jpg

banner_tips.jpg

897 ms

footer_base.png

footer_base.png

1064 ms

235 ms

sdk.js

sdk.js

182 ms

kasai1-32Rc

kasai1-32Rc

154 ms

top_base.png

top_base.png

2619 ms

g_navi.png

g_navi.png

1212 ms

copyright.png

copyright.png

1064 ms

xd_arbiter.php

xd_arbiter.php

325 ms

xd_arbiter.php

xd_arbiter.php

499 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

38 ms

www-embed-player.js

www-embed-player.js

54 ms

base.js

base.js

85 ms

page.php

page.php

380 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

56 ms

ad_status.js

ad_status.js

52 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

37 ms

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

39 ms

cv4ERr8UMUY.css

cv4ERr8UMUY.css

28 ms

LhzLwH4QUmD.css

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32 ms

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35 ms

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33 ms

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33 ms

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58 ms

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72 ms

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76 ms

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79 ms

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74 ms

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99 ms

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102 ms

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165 ms

safe_image.php

safe_image.php

158 ms

138 ms

safe_image.php

safe_image.php

28 ms

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86 ms

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89 ms

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53 ms

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40 ms

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27 ms

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41 ms

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145 ms

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48 ms

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51 ms

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80 ms

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276 ms

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4 ms

Accessibility Review

trailrunningworld.jp accessibility score

71

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best Practices

trailrunningworld.jp best practices score

67

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

trailrunningworld.jp SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trailrunningworld.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Trailrunningworld.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

trailrunningworld.jp

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