15.4 sec in total
380 ms
14.2 sec
776 ms
Welcome to jmcrun.com homepage info - get ready to check Jmcrun best content right away, or after learning these important things about jmcrun.com
ランニングをはじめるならJapanマラソンクラブのゼロから始めるランニング教室。正しいシューズの履き方、ストレッチはもちろん、ランニングの基本姿勢や歩き方、走り方を指導します。走ったことがない方にはウォーキングから。日本一走らない教室です。
Visit jmcrun.comWe analyzed Jmcrun.com page load time and found that the first response time was 380 ms and then it took 15 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
jmcrun.com performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value15.6 s
0/100
25%
Value12.5 s
3/100
10%
Value240 ms
86/100
30%
Value0.321
36/100
15%
Value17.5 s
4/100
10%
380 ms
1794 ms
328 ms
29 ms
9 ms
Our browser made a total of 168 requests to load all elements on the main page. We found that 43% of them (72 requests) were addressed to the original Jmcrun.com, 12% (20 requests) were made to Clients6.google.com and 12% (20 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (7.3 sec) belongs to the original domain Jmcrun.com.
Page size can be reduced by 713.1 kB (10%)
7.4 MB
6.7 MB
In fact, the total size of Jmcrun.com main page is 7.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.6 MB which makes up the majority of the site volume.
Potential reduce by 53.4 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 53.4 kB or 77% of the original size.
Potential reduce by 124.7 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. Jmcrun images are well optimized though.
Potential reduce by 310.5 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 310.5 kB or 64% of the original size.
Potential reduce by 224.5 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. Jmcrun.com needs all CSS files to be minified and compressed as it can save up to 224.5 kB or 85% of the original size.
Number of requests can be reduced by 64 (39%)
164
100
The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jmcrun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
jmcrun.com
380 ms
www.jmcrun.com
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jmcrun.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
jmcrun.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
jmcrun.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jmcrun.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 Jmcrun.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.
jmcrun.com
Open Graph data is detected on the main page of Jmcrun. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: