Tools & Wizards About Us
vivinavi.com screenshot

Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vivinavi.com

びびなび　あなたの街のオンライン交流広場

Page Load Speed

1.7 sec in total

First Response

256 ms

Resources Loaded

1.3 sec

Page Rendered

120 ms

vivinavi.com screenshot

About Website

Welcome to vivinavi.com homepage info - get ready to check Vivinavi best content for United States right away, or after learning these important things about vivinavi.com

びびなびは、あなたの街のオンライン交流広場。地域のクラシファイドリスティングサービス (CLS) を提供しています。クラシファイドとは「売ります」、「買います」、「探しています」、「教えてください」などの様々な告知や募集を地域や目的などによって分類し一覧にしたものです。掲示板は個人・企業のどちらでもご利用いただけますので、地域の方々に知らせたいこと、探しているものなどを自由にご登録ください。皆様の...

Visit vivinavi.com

Key Findings

We analyzed Vivinavi.com page load time and found that the first response time was 256 ms and then it took 1.5 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

vivinavi.com performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

68/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

vivinavi.com

256 ms

www.vivinavi.com

520 ms

top_main.css

62 ms

bn_open-area.jpg

245 ms

logo_vivinavi.png

110 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that all of those requests were addressed to Vivinavi.com and no external sources were called. The less responsive or slowest element that took the longest time to load (520 ms) belongs to the original domain Vivinavi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 47.9 kB (24%)

Content Size

203.8 kB

After Optimization

155.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Vivinavi.com main page is 203.8 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. 15% of websites need less resources to load. Images take 145.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 45.9 kB

  • Original 56.3 kB
  • After minification 56.1 kB
  • After compression 10.4 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 45.9 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 1.9 kB

  • Original 145.5 kB
  • After minification 143.7 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. Vivinavi images are well optimized though.

CSS Optimization

-10%

Potential reduce by 197 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.8 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. Vivinavi.com has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vivinavi. According to our analytics all requests are already optimized.

Network Requests Diagram

vivinavi.com

vivinavi.com

256 ms

www.vivinavi.com

www.vivinavi.com

520 ms

top_main.css

top_main.css

62 ms

bn_open-area.jpg

bn_open-area.jpg

245 ms

logo_vivinavi.png

logo_vivinavi.png

110 ms

bg_map.gif

bg_map.gif

171 ms

icon_vivichan.png

icon_vivichan.png

204 ms

icon_arrow.png

icon_arrow.png

205 ms

logo_vividnavigation.png

logo_vividnavigation.png

303 ms

Accessibility Review

vivinavi.com accessibility score

79

Accessibility Issues

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.

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

vivinavi.com 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

SEO Factors

vivinavi.com 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

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 Vivinavi.com 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 Vivinavi.com 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

vivinavi.com

Open Graph data is detected on the main page of Vivinavi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: