6.1 sec in total
44 ms
4.6 sec
1.4 sec
Visit coincheck.com now to see the best up-to-date Coincheck content for Japan and also check out these interesting facts you probably never knew about coincheck.com
Trading value No.1※1 The number of app users No.1※2※1 No.1 Bitcoin trade volume in Japan! According to jpbitcoin.com (2017 yearly BTC spot trade volume) ※2 According to the research conducted by App A...
Visit coincheck.comWe analyzed Coincheck.com page load time and found that the first response time was 44 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
coincheck.com performance score
name
value
score
weighting
Value6.3 s
3/100
10%
Value11.2 s
0/100
25%
Value8.8 s
16/100
10%
Value14,640 ms
0/100
30%
Value0
100/100
15%
Value24.1 s
0/100
10%
44 ms
1030 ms
737 ms
804 ms
1225 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 37% of them (23 requests) were addressed to the original Coincheck.com, 22% (14 requests) were made to Assets.coincheck.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source B92.yahoo.co.jp.
Page size can be reduced by 695.3 kB (77%)
907.3 kB
212.0 kB
In fact, the total size of Coincheck.com main page is 907.3 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. 70% of websites need less resources to load. CSS take 532.0 kB which makes up the majority of the site volume.
Potential reduce by 38.5 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 38.5 kB or 70% of the original size.
Potential reduce by 0 B
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. Coincheck images are well optimized though.
Potential reduce by 179.7 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 179.7 kB or 56% of the original size.
Potential reduce by 477.2 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. Coincheck.com needs all CSS files to be minified and compressed as it can save up to 477.2 kB or 90% of the original size.
Number of requests can be reduced by 26 (44%)
59
33
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coincheck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
coincheck.com
44 ms
coincheck.com
1030 ms
base-15c8813db32ca47e202354d34b918728.css.gz
737 ms
mainpage-c52c77fce9f9dc18ef9a84f7de956128.css.gz
804 ms
base-9df8ef44981ff741b01f1215253475a6.js.gz
1225 ms
css
77 ms
css
88 ms
s_retargeting.js
1757 ms
api.js
61 ms
analytics.js
77 ms
gtm.js
162 ms
fbevents.js
114 ms
uwt.js
69 ms
adsct
171 ms
linkid.js
17 ms
1921602911404723
34 ms
collect
94 ms
inferredEvents.js
25 ms
63 ms
ga-audiences
20 ms
logo.svg
434 ms
img_sp_ios_android_2019.png
446 ms
icon_buysell_2019.svg
447 ms
icon_sendreceive.svg
444 ms
img_sp_seind_receive_2019.png
486 ms
img_pc_trade.png
486 ms
img_pc_otc.png
448 ms
icon_security_2fa_201905.svg
457 ms
icon_security_coldwallet_201905.svg
448 ms
icon_security_sysytem_201905.svg
459 ms
img-nikkei.png
485 ms
img-wired.png
505 ms
img-asahi.png
502 ms
img-yomiuri.png
508 ms
img-wbs.png
507 ms
img-tech.png
507 ms
top_bg_img_2019_05.png
807 ms
fontawesome-webfont-3c7b18d5530626dd21b4baa039435843.woff
601 ms
td.min.js
523 ms
recaptcha__en.js
431 ms
facebook.svg
650 ms
icon_arrow.svg
921 ms
dot_a.svg
953 ms
dot_b.svg
909 ms
dot_c.svg
1046 ms
dot_d.svg
1238 ms
img_lending.svg
1227 ms
img_payment.svg
1523 ms
img_denki.svg
1527 ms
news_list
298 ms
public_rates
616 ms
adsct
224 ms
96 ms
pageviews
638 ms
icon_xrp_E3gMJ4etnuGfiAGmJkdLHcuamA2HXVdK.svg
18 ms
icon_btc_CbeyPRJtFqiAlQmJLflKnnfYMRE98H0s.svg
20 ms
icon_eth_Uqq7Vwh1gjvzuv8Mf1Zn6eqPRWFJc12s.svg
19 ms
nr-1123.min.js
39 ms
fallback
39 ms
39a2506779
133 ms
fallback__ltr.css
2 ms
css
12 ms
logo_48.png
2 ms
coincheck.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
coincheck.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
Missing source maps for large first-party JavaScript
coincheck.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
Document doesn't have a valid hreflang
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 doesn't use legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coincheck.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Coincheck.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.
coincheck.com
Open Graph data is detected on the main page of Coincheck. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: