Access pwalker.jp. pwalker・NY株式市場・NYダウ・ナスダック歴史長期チャート

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value8,810 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.657

8/100

15%

TTI (Time to Interactive)

Value27.1 s

0/100

10%

pwalker.jp

526 ms

nydow.css

333 ms

nydow.js

512 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Pwalker.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (526 ms) belongs to the original domain Pwalker.jp.

Content Size

40.1 kB

After Optimization

7.9 kB

In fact, the total size of Pwalker.jp main page is 40.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 37.3 kB which makes up the majority of the site volume.

HTML Optimization

-43%

Potential reduce by 751 B

Original 1.8 kB
After minification 1.7 kB
After compression 1.0 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 751 B or 43% of the original size.

JavaScript Optimization

-82%

Potential reduce by 30.7 kB

Original 37.3 kB
After minification 34.8 kB
After compression 6.6 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 30.7 kB or 82% of the original size.

CSS Optimization

-69%

Potential reduce by 682 B

Original 984 B
After minification 808 B
After compression 302 B

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. Pwalker.jp needs all CSS files to be minified and compressed as it can save up to 682 B or 69% of the original size.

Requests Now

After Optimization

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pwalker. According to our analytics all requests are already optimized.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

N/A
Encoding

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pwalker.jp 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 Pwalker.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

pwalker.jp

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