Access iwatekenkotsu.co.jp. 岩手県交通株式会社

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.289

41/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

iwatekenkotsu.co.jp

576 ms

hpbparts.css

512 ms

container_1Aa_2c_left.css

352 ms

main_1Aa_2c.css

524 ms

user.css

453 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 63% of them (32 requests) were addressed to the original Iwatekenkotsu.co.jp, 31% (16 requests) were made to Busnavi.iwatekenkotsu.co.jp and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Iwatekenkotsu.co.jp.

Content Size

578.6 kB

After Optimization

350.5 kB

In fact, the total size of Iwatekenkotsu.co.jp main page is 578.6 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. 30% of websites need less resources to load. Images take 300.3 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 12.9 kB

Original 17.2 kB
After minification 15.3 kB
After compression 4.3 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. This page needs HTML code to be minified as it can gain 1.9 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 12.9 kB or 75% of the original size.

Image Optimization

-11%

Potential reduce by 33.0 kB

Original 300.3 kB
After minification 267.3 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. Obviously, Iwatekenkotsu needs image optimization as it can save up to 33.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 112.4 kB

Original 183.3 kB
After minification 178.0 kB
After compression 70.9 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 112.4 kB or 61% of the original size.

CSS Optimization

-90%

Potential reduce by 69.8 kB

Original 77.7 kB
After minification 55.0 kB
After compression 7.9 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. Iwatekenkotsu.co.jp needs all CSS files to be minified and compressed as it can save up to 69.8 kB or 90% of the original size.

Requests Now

After Optimization

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iwatekenkotsu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 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 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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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

JA
Encoding

SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iwatekenkotsu.co.jp 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 Iwatekenkotsu.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

iwatekenkotsu.co.jp

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

岩手県交通株式会社

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

iwatekenkotsu.co.jp

hpbparts.css

container_1Aa_2c_left.css

main_1Aa_2c.css

user.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

iwatekenkotsu.co.jp

hpbparts.css

container_1Aa_2c_left.css

main_1Aa_2c.css

user.css

camera1.css

jquery.min.js

move-mainnav.js

jquery.mobile.customized.min.js

camera.min.js

jquery.easing.1.3.js

navigation.js

searchbox

bg_1Aa_02_01.png

fbg_1Aa.png

iwatekenkotsu_logo.png

move_bus.gif

top_indexBg_1Aa.png

oshirase.gif

saiyou.gif

kashikiri.gif

navtitle_1Aa_02.png

mainmenu_1Aa_01.png

denden_multilingual.jpg

kuukou.png

button_anzen.gif

busyohou_banner_common.png

fpoint_1Aa.png

camera_skins.png

camera-loader.gif

iwategreenpass.png

jquery-ui.min.css

b_searchbox.min.css

jquery-1.10.2.min.js

jquery-ui.min.js

jtruncsubstr-1.0rc.js

slick.min.js

jquery.balloon.js

jquery.ui.touch-punch.min.js

moment.js

datepicker-ja.js

b_searchbox.min.js

jimu_bosyu.png