Tools & Wizards About Us
x250.net screenshot

Report Summary

  • 77

    Performance

    Renders faster than
    85% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

x250.net

ThinkPad X250を使い倒す シンクパッドのレビュー・カスタマイズ

Page Load Speed

4.9 sec in total

First Response

557 ms

Resources Loaded

4 sec

Page Rendered

403 ms

x250.net screenshot

About Website

Click here to check amazing X 250 content for Japan. Otherwise, check out these important facts you probably never knew about x250.net

lenovo（レノボ） ThinkPad X250を動画や写真でのレビュー、カスタマイズや周辺機器を実際使っての感想

Visit x250.net

Key Findings

We analyzed X250.net page load time and found that the first response time was 557 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

x250.net performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

65/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

64/100

10%

Network Requests Diagram

x250.net

557 ms

x250.net

1610 ms

dynamik-min.css

702 ms

style.min.css

1050 ms

css

28 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 73% of them (22 requests) were addressed to the original X250.net, 7% (2 requests) were made to Google-analytics.com and 7% (2 requests) were made to Ad.jp.ap.valuecommerce.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain X250.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 89.2 kB (15%)

Content Size

590.2 kB

After Optimization

501.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of X250.net main page is 590.2 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. 25% of websites need less resources to load. Images take 418.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 47.7 kB

  • Original 59.8 kB
  • After minification 59.5 kB
  • After compression 12.1 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 47.7 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 9.1 kB

  • Original 418.4 kB
  • After minification 409.2 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. X 250 images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 32.0 kB

  • Original 88.6 kB
  • After minification 88.6 kB
  • After compression 56.6 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 32.0 kB or 36% of the original size.

CSS Optimization

-2%

Potential reduce by 366 B

  • Original 23.5 kB
  • After minification 23.5 kB
  • After compression 23.1 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. X250.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

26

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of X 250. 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.

Network Requests Diagram

x250.net

x250.net

557 ms

x250.net

x250.net

1610 ms

dynamik-min.css

dynamik-min.css

702 ms

style.min.css

style.min.css

1050 ms

css

css

28 ms

jquery.min.js

jquery.min.js

708 ms

jquery-migrate.min.js

jquery-migrate.min.js

516 ms

responsive.js

responsive.js

370 ms

analytics.js

analytics.js

95 ms

gifbanner

gifbanner

592 ms

gifbanner

gifbanner

638 ms

logo.png

logo.png

196 ms

IMG_2202-250x188.jpg

IMG_2202-250x188.jpg

196 ms

IMG_7669-250x188.jpg

IMG_7669-250x188.jpg

196 ms

IMG_1939-250x188.jpg

IMG_1939-250x188.jpg

345 ms

IMG_7590-250x188.jpg

IMG_7590-250x188.jpg

365 ms

IMG_0523-600x4501-250x188.jpg

IMG_0523-600x4501-250x188.jpg

353 ms

IMG_7573-600x4501-250x188.jpg

IMG_7573-600x4501-250x188.jpg

352 ms

IMG_7233-600x4501-250x188.jpg

IMG_7233-600x4501-250x188.jpg

354 ms

IMG_7214-600x4501-250x188.jpg

IMG_7214-600x4501-250x188.jpg

518 ms

IMG_7068-600x4501-250x188.jpg

IMG_7068-600x4501-250x188.jpg

529 ms

IMG_7075-600x4501-250x188.jpg

IMG_7075-600x4501-250x188.jpg

529 ms

content-filler.png

content-filler.png

529 ms

thinkpadx390_bottom_thum.jpg

thinkpadx390_bottom_thum.jpg

1064 ms

x390_coupon.jpg

x390_coupon.jpg

908 ms

pcinfo88_31.gif

pcinfo88_31.gif

689 ms

collect

collect

12 ms

js

js

65 ms

1x1.gif

1x1.gif

35 ms

1x1.gif

1x1.gif

2 ms

Accessibility Review

x250.net accessibility score

89

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Image elements do not have [alt] attributes

Best Practices

x250.net best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

x250.net SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise X250.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 X250.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.

Social Sharing Optimization

x250.net

Open Graph description is not detected on the main page of X 250. 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: