3.8 sec in total
719 ms
2.7 sec
372 ms
Click here to check amazing Sylvia content for Japan. Otherwise, check out these important facts you probably never knew about sylvia.co.jp
レオタードやトウシューズ、バレエイベント、オンラインショップや貸スタジオの情報など、バレエに関するお得な情報が盛りだくさん。バレエ用品・ダンス用品の専門店、シルビアのオフィシャルサイト。
Visit sylvia.co.jpWe analyzed Sylvia.co.jp page load time and found that the first response time was 719 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
sylvia.co.jp performance score
name
value
score
weighting
Value4.0 s
24/100
10%
Value8.0 s
2/100
25%
Value6.6 s
38/100
10%
Value130 ms
96/100
30%
Value0.185
66/100
15%
Value8.9 s
34/100
10%
719 ms
316 ms
329 ms
331 ms
10 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 78% of them (39 requests) were addressed to the original Sylvia.co.jp, 6% (3 requests) were made to Facebook.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Sylvia.co.jp.
Page size can be reduced by 103.1 kB (18%)
559.8 kB
456.6 kB
In fact, the total size of Sylvia.co.jp main page is 559.8 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. 45% of websites need less resources to load. Images take 421.8 kB which makes up the majority of the site volume.
Potential reduce by 20.2 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 20.2 kB or 72% of the original size.
Potential reduce by 18.1 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. Sylvia images are well optimized though.
Potential reduce by 54.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 54.6 kB or 56% of the original size.
Potential reduce by 10.2 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. Sylvia.co.jp needs all CSS files to be minified and compressed as it can save up to 10.2 kB or 79% of the original size.
Number of requests can be reduced by 8 (17%)
48
40
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sylvia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
sylvia.co.jp
719 ms
top_base.css
316 ms
top_index.css
329 ms
forsmp.css
331 ms
jquery.min.js
10 ms
forsmp.js
354 ms
smartRollover.js
379 ms
jquery-1.4.1.js
724 ms
targetScroll.js
314 ms
jquery.easing.1.3.js
338 ms
ga.js
21 ms
__utm.gif
33 ms
bg.gif
179 ms
btn_close.png
179 ms
mainmenu_logo.jpg
330 ms
mainmenu_ec_off.jpg
248 ms
mainmenu_loca_off.jpg
291 ms
mainmenu_st_off.jpg
348 ms
mainmenu_mail_off.jpg
352 ms
mainmenu_qr.jpg
404 ms
f_icon.jpg
453 ms
t_icon.jpg
491 ms
top_lopatkina.jpg
534 ms
top_tights_banner.jpg
535 ms
top_flx_banner.jpg
716 ms
top_basic_banner.jpg
620 ms
top_code_banner.jpg
818 ms
top_flamenco.jpg
688 ms
top_blog.jpg
868 ms
top_begi_banner.jpg
877 ms
top_begi_man_banner.jpg
781 ms
toe_top.jpg
861 ms
top_costume.jpg
867 ms
top_card.jpg
1105 ms
banner_sylvianews.gif
978 ms
sutudio_top.jpg
1038 ms
banner02.jpg
1037 ms
banner05.jpg
1179 ms
all.js
10 ms
bg2.gif
1033 ms
bg3.gif
1783 ms
commonimg.jpg
1722 ms
topimg.jpg
1381 ms
54 ms
xd_arbiter.php
38 ms
xd_arbiter.php
45 ms
ping
17 ms
like.php
51 ms
pp1est-vS-1.js
42 ms
LVx-xkvaJ0b.png
10 ms
sylvia.co.jp 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
Image elements do not have [alt] attributes
Links do not have a discernible name
sylvia.co.jp 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
sylvia.co.jp SEO score
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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sylvia.co.jp 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 Sylvia.co.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.
sylvia.co.jp
Open Graph data is detected on the main page of Sylvia. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: