Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

pv-server.co.jp

Preview-server Works

Page Load Speed

2.8 sec in total

First Response

1 sec

Resources Loaded

1.7 sec

Page Rendered

136 ms

pv-server.co.jp screenshot

About Website

Click here to check amazing Pv Server content for Japan. Otherwise, check out these important facts you probably never knew about pv-server.co.jp

Visit pv-server.co.jp

Key Findings

We analyzed Pv-server.co.jp page load time and found that the first response time was 1 sec and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

pv-server.co.jp performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value0.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

pv-server.co.jp

1012 ms

bgimage.gif

992 ms

space.gif

396 ms

p1.gif

557 ms

p2.gif

569 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Pv-server.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Pv-server.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.8 kB (82%)

Content Size

9.6 kB

After Optimization

1.8 kB

In fact, the total size of Pv-server.co.jp main page is 9.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 9.6 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 7.8 kB

  • Original 9.6 kB
  • After minification 8.8 kB
  • After compression 1.8 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. 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 7.8 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pv Server. According to our analytics all requests are already optimized.

Accessibility Review

pv-server.co.jp accessibility score

61

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Links do not have a discernible name

Best Practices

pv-server.co.jp best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

pv-server.co.jp SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pv-server.co.jp can be misinterpreted by Google and other search engines. Our service has detected that English 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 Pv-server.co.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

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