6.7 sec in total
453 ms
5.9 sec
376 ms
Visit bestlens.jp now to see the best up-to-date Best Lens content for Japan and also check out these interesting facts you probably never knew about bestlens.jp
使い捨てコンタクトレンズ通販。安くて安心のコンタクトレンズをお探しの方は『BestLens』へ!
Visit bestlens.jpWe analyzed Bestlens.jp page load time and found that the first response time was 453 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
bestlens.jp performance score
name
value
score
weighting
Value8.0 s
0/100
10%
Value14.4 s
0/100
25%
Value19.4 s
0/100
10%
Value2,480 ms
4/100
30%
Value0.395
26/100
15%
Value38.0 s
0/100
10%
453 ms
1068 ms
437 ms
437 ms
219 ms
Our browser made a total of 121 requests to load all elements on the main page. We found that 93% of them (112 requests) were addressed to the original Bestlens.jp, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Bestlens.jp.
Page size can be reduced by 113.9 kB (69%)
165.5 kB
51.7 kB
In fact, the total size of Bestlens.jp main page is 165.5 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. 40% of websites need less resources to load. Javascripts take 81.7 kB which makes up the majority of the site volume.
Potential reduce by 67.8 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. This page needs HTML code to be minified as it can gain 18.3 kB, which is 25% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 67.8 kB or 91% of the original size.
Potential reduce by 38.2 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 38.2 kB or 47% of the original size.
Potential reduce by 8.0 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. Bestlens.jp needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 85% of the original size.
Number of requests can be reduced by 11 (9%)
117
106
The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Best Lens. 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.
bestlens.jp
453 ms
www.bestlens.jp
1068 ms
all.css
437 ms
common.js
437 ms
logo.gif
219 ms
logo_right.gif
220 ms
logo_bar.gif
231 ms
btn_chase.gif
436 ms
btn_cart.gif
439 ms
btn_my.gif
437 ms
navi_top.gif
438 ms
navi_kounyu.gif
438 ms
navi_payment.gif
447 ms
navi_delivery.gif
653 ms
navi_faq.gif
653 ms
navi_bar.gif
655 ms
spacer.gif
657 ms
sidemenu_category.gif
659 ms
sidemenu_ttl_set.gif
664 ms
sidemenu_ttl_1d.gif
869 ms
sidemenu_ttl_2w.gif
871 ms
sidemenu_ttl_1m.gif
872 ms
sidemenu_ttl_color.gif
873 ms
sidemenu_ttl_toric.gif
874 ms
sidemenu_bottom.gif
881 ms
banner_souryou.jpg
1301 ms
banner_kessai.gif
1086 ms
osusume_name_O1N.jpg
1087 ms
osusume_name_CP1.jpg
1089 ms
osusume_name_CPB.jpg
1091 ms
osusume_price_01.jpg
1097 ms
osusume_price_02.jpg
1304 ms
osusume_price_03.jpg
1304 ms
osusume_img_O1N.jpg
1306 ms
osusume_img_CP1.jpg
1308 ms
osusume_img_CPB.jpg
1313 ms
osusume_name_A1.jpg
1517 ms
osusume_name_O2.jpg
1520 ms
gtm.js
82 ms
blade_track_jp.js
340 ms
osusume_name_B2.jpg
1492 ms
conversion.js
18 ms
osusume_img_A1.jpg
1493 ms
40 ms
45 ms
analytics.js
19 ms
collect
24 ms
osusume_img_O2.jpg
1313 ms
osusume_img_B2.jpg
1320 ms
ttl_set.gif
1512 ms
cookie_enabled_get.html
339 ms
set_img_cp1x2.jpg
1744 ms
set_img_cpbx2.jpg
1963 ms
bnr.jpg
1525 ms
ttl_news.gif
1309 ms
mark_new.gif
1317 ms
ttl_1day.gif
1513 ms
s-a1.jpg
1310 ms
s-o1.jpg
1319 ms
s-o1n.jpg
1521 ms
s-cp1.jpg
1522 ms
s-cm1.jpg
1522 ms
s-b1n.jpg
1527 ms
bl_track.cgi
353 ms
s-b1d.jpg
1524 ms
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1525 ms
s-j1.jpg
1526 ms
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1525 ms
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1525 ms
s-j1ms.jpg
1528 ms
s-c1n.jpg
1527 ms
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1524 ms
ttl_2w.gif
1526 ms
s-o2.jpg
1524 ms
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1524 ms
s-b4.jpg
1528 ms
s-j2.jpg
1526 ms
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1525 ms
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1526 ms
s-jad.jpg
1526 ms
ttl_1m.gif
1527 ms
s-cpb.jpg
1528 ms
s-o55.jpg
1527 ms
ttl_color.gif
1524 ms
s-o1d.jpg
1516 ms
s-o1v.jpg
1315 ms
s-o1dv.jpg
1313 ms
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1319 ms
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1511 ms
s-fl1l.jpg
1310 ms
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1311 ms
s-ca2c.jpg
1311 ms
s-mp1.jpg
1311 ms
s-mp2.jpg
1310 ms
s-my2.jpg
1309 ms
ttl_toric.gif
1308 ms
s-bt1.jpg
1308 ms
s-b5.jpg
1306 ms
s-jt1m.jpg
1306 ms
s-jos5.jpg
1309 ms
s-ct1.jpg
1310 ms
s-ct1a.jpg
1307 ms
s-cpb5.jpg
1308 ms
s-ot1n.jpg
1306 ms
footer_bg.gif
1305 ms
btn_chase_on.gif
225 ms
btn_cart_on.gif
220 ms
btn_my_on.gif
220 ms
navi_top_on.gif
221 ms
navi_kounyu_on.gif
223 ms
navi_payment_on.gif
221 ms
navi_delivery_on.gif
436 ms
navi_faq_on.gif
437 ms
osusume_img_01_on.jpg
437 ms
osusume_img_02_on.jpg
438 ms
osusume_img_03_on.jpg
440 ms
bestlens.jp 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
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
bestlens.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
bestlens.jp SEO score
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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bestlens.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 Bestlens.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.
bestlens.jp
Open Graph description is not detected on the main page of Best Lens. 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: