8.9 sec in total
1.6 sec
7 sec
408 ms
Click here to check amazing RICH Dia content. Otherwise, check out these important facts you probably never knew about richdia.com
ジュエリー・ダイヤルース・宝石・ブランド時計の販売「RICH DIAMONDS リッチダイヤモンド」。他にもダイヤモンド・貴金属・ブランド時計の買取や輸入オークション企画運営も行っております。
Visit richdia.comWe analyzed Richdia.com page load time and found that the first response time was 1.6 sec and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
richdia.com performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value8.2 s
2/100
25%
Value4.9 s
66/100
10%
Value190 ms
91/100
30%
Value0
100/100
15%
Value4.6 s
81/100
10%
1552 ms
678 ms
331 ms
589 ms
10 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 74% of them (29 requests) were addressed to the original Richdia.com, 8% (3 requests) were made to Lshort.co.jp and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Richdia.com.
Page size can be reduced by 231.1 kB (22%)
1.1 MB
821.4 kB
In fact, the total size of Richdia.com main page is 1.1 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. 30% of websites need less resources to load. Images take 971.0 kB which makes up the majority of the site volume.
Potential reduce by 11.9 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 11.9 kB or 70% of the original size.
Potential reduce by 179.2 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. Obviously, RICH Dia needs image optimization as it can save up to 179.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 37.0 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 37.0 kB or 61% of the original size.
Potential reduce by 3.0 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. Richdia.com needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 72% of the original size.
Number of requests can be reduced by 4 (11%)
36
32
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RICH Dia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
richdia.com
1552 ms
www.richdia.com
678 ms
basic.css
331 ms
window.css
589 ms
jquery.min.js
10 ms
rollover.js
597 ms
jquery.cross-slide.min.js
638 ms
analytics.js
16 ms
bg_body.jpg
1219 ms
btn_header03.jpg
300 ms
logo01.png
1253 ms
logo02.png
1539 ms
img_header.png
617 ms
navi01.jpg
612 ms
navi02.jpg
933 ms
navi03.jpg
960 ms
navi04.jpg
964 ms
toptit_event.jpg
1329 ms
bg_news02.jpg
1256 ms
btn_yahooku.jpg
1631 ms
btn_rakuten.jpg
1538 ms
btn_mailus.jpg
1580 ms
sdk.js
48 ms
newscommit.php
517 ms
collect
40 ms
bg_news01.jpg
1494 ms
img_access.png
1934 ms
btn_mail1.png
1788 ms
navi01_on.jpg
1799 ms
navi02_on.jpg
1836 ms
navi03_on.jpg
1834 ms
navi04_on.jpg
1871 ms
mainphoto01.jpg
4013 ms
mainphoto02.jpg
3055 ms
74 ms
xd_arbiter.php
32 ms
xd_arbiter.php
41 ms
frame_icon.png
550 ms
index_news_line.gif
344 ms
richdia.com accessibility score
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
richdia.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
richdia.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Richdia.com 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 Richdia.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.
richdia.com
Open Graph description is not detected on the main page of RICH Dia. 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: