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openwifi.jp screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

openwifi.jp

We send free Wi-Fi and sightseeing information in Japan [Open Wi-Fi]

Page Load Speed

1.7 sec in total

First Response

358 ms

Resources Loaded

1.3 sec

Page Rendered

54 ms

openwifi.jp screenshot

About Website

Click here to check amazing Open Wi Fi content. Otherwise, check out these important facts you probably never knew about openwifi.jp

Information of Shizuoka-city, Yaizu-city, Fujieda-city, Shimada-city, Numazu-city, Mishima-city, Izunokuni-city, Lake Biwa loads to full capacity with "Open Wi-Fi" in search of free Wi-Fi spot and sig...

Visit openwifi.jp

Key Findings

We analyzed Openwifi.jp page load time and found that the first response time was 358 ms and then it took 1.3 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

openwifi.jp performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

openwifi.jp

358 ms

openwifi.jp

592 ms

openwifi.jp.e.aae.hp.transer.com

247 ms

v1

47 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

66 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 40% of them (2 requests) were addressed to the original Openwifi.jp, 40% (2 requests) were made to Openwifi.jp.e.aae.hp.transer.com and 20% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (592 ms) belongs to the original domain Openwifi.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.6 kB (48%)

Content Size

20.0 kB

After Optimization

10.3 kB

  • HTML
  • CSS

In fact, the total size of Openwifi.jp main page is 20.0 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. HTML takes 17.3 kB which makes up the majority of the site volume.

HTML Optimization

-55%

Potential reduce by 9.6 kB

  • Original 17.3 kB
  • After minification 17.3 kB
  • After compression 7.7 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 9.6 kB or 55% of the original size.

CSS Optimization

-1%

Potential reduce by 23 B

  • Original 2.6 kB
  • After minification 2.6 kB
  • After compression 2.6 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. Openwifi.jp has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

  • JavaScript

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

Network Requests Diagram

openwifi.jp

openwifi.jp

358 ms

openwifi.jp

openwifi.jp

592 ms

openwifi.jp.e.aae.hp.transer.com

openwifi.jp.e.aae.hp.transer.com

247 ms

v1

v1

47 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

66 ms

Accessibility Review

openwifi.jp accessibility score

87

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

button, link, and menuitem elements do not have accessible names.

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Best Practices

openwifi.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

openwifi.jp SEO score

91

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

Links do not have descriptive text

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Openwifi.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Openwifi.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.

Social Sharing Optimization

openwifi.jp

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