Access airpemandu.com. 沖縄でダイビング、恩納村でダイビングなら沖縄ダイビングサービスあいる・ぷまんどぅ

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

airpemandu.com

633 ms

style.css

194 ms

lightbox.css

326 ms

imageSlide.css

347 ms

tablet.css

355 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 82% of them (53 requests) were addressed to the original Airpemandu.com, 5% (3 requests) were made to Analyzer52.fc2.com and 5% (3 requests) were made to Rss.tc. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Airpemandu.com.

Content Size

1.0 MB

After Optimization

803.6 kB

In fact, the total size of Airpemandu.com main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 748.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 21.3 kB

Original 28.7 kB
After minification 26.5 kB
After compression 7.4 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 21.3 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 16.4 kB

Original 748.5 kB
After minification 732.0 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. Airpemandu images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 192.7 kB

Original 254.6 kB
After minification 187.3 kB
After compression 61.9 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 192.7 kB or 76% of the original size.

CSS Optimization

-76%

Potential reduce by 7.0 kB

Original 9.3 kB
After minification 6.9 kB
After compression 2.3 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. Airpemandu.com needs all CSS files to be minified and compressed as it can save up to 7.0 kB or 76% of the original size.

Requests Now

After Optimization

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Airpemandu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 interpretation of your content by users in different locales.

High

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

Language and Encoding

Language Detected

JA
Language Claimed

JA
Encoding

SHIFT_JIS

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

airpemandu.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

沖縄でダイビング、恩納村でダイビングなら沖縄ダイビングサービスあいる・ぷまんどぅ

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

airpemandu.com

style.css

lightbox.css

imageSlide.css

tablet.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

airpemandu.com

style.css

lightbox.css

imageSlide.css

tablet.css

smart.css

prototype.js

scriptaculous.js

lightbox.js

swfobject.js

imageSlide.js

java1.js

java2.js

google-analytics.com.js

processor.php

RssReader.aspx

RssReader.aspx

effects.js

builder.js

rsstcicon.gif

back1.gif

logo1.jpg

icon.gif

sl1.jpg

sl2.jpg

sl3.jpg

sl4.jpg

sl6.jpg

sl5.jpg

funlogo1.jpg

c.gif

aonodoukutu.jpg

jinbelogo1.jpg

schoollogo1.jpg

homura2016.jpg

hotate.jpg

hotate3.jpg

hotate4.jpg

hurisode.jpg

tida1.jpg

homura.jpg

kaeruankou.jpg

kame.jpg