10.5 sec in total
1.1 sec
8.4 sec
1 sec
Visit 251901.net now to see the best up-to-date 251901 content for Japan and also check out these interesting facts you probably never knew about 251901.net
美容外科・美容皮膚科のことなら東京皮膚科形成外科。形成外科認定医でアンチエイジング外科・美容再生研究会の理事も努める医師が納得の美容医療をご提供します。東京の銀座駅、東銀座駅、銀座一丁目駅から近くの皮膚科、美容皮膚科、形成外科、エイジングケアクリニック。
Visit 251901.netWe analyzed 251901.net page load time and found that the first response time was 1.1 sec and then it took 9.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
251901.net performance score
name
value
score
weighting
Value5.9 s
4/100
10%
Value11.5 s
0/100
25%
Value9.7 s
11/100
10%
Value740 ms
40/100
30%
Value0.472
18/100
15%
Value11.2 s
20/100
10%
1099 ms
712 ms
1103 ms
185 ms
365 ms
Our browser made a total of 175 requests to load all elements on the main page. We found that 78% of them (136 requests) were addressed to the original 251901.net, 8% (14 requests) were made to Clients6.google.com and 5% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain 251901.net.
Page size can be reduced by 128.9 kB (3%)
4.2 MB
4.1 MB
In fact, the total size of 251901.net main page is 4.2 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. 70% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.
Potential reduce by 86.0 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 86.0 kB or 81% of the original size.
Potential reduce by 12.8 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. 251901 images are well optimized though.
Potential reduce by 23.3 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. This website has mostly compressed JavaScripts.
Potential reduce by 6.9 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. 251901.net needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 35% of the original size.
Number of requests can be reduced by 54 (32%)
169
115
The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 251901. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
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251901.net 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.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Form elements do not have associated labels
251901.net 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
251901.net 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
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 251901.net 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 251901.net 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.
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251901.net
Open Graph data is detected on the main page of 251901. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: