Access fseasons.jp. 埼玉県志木市の賃貸住宅（テラスハウス）【FOUR SEASONS】

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.057

98/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

fseasons.jp

2471 ms

master.css

672 ms

jquery.js

1595 ms

lightbox.js

1158 ms

modernizr-custom.js

922 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 98% of them (95 requests) were addressed to the original Fseasons.jp, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Fseasons.jp.

Content Size

3.7 MB

After Optimization

3.3 MB

In fact, the total size of Fseasons.jp main page is 3.7 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. 25% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 32.6 kB

Original 36.4 kB
After minification 17.4 kB
After compression 3.8 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. This page needs HTML code to be minified as it can gain 19.0 kB, which is 52% 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 32.6 kB or 89% of the original size.

Image Optimization

-4%

Potential reduce by 121.0 kB

Original 3.3 MB
After minification 3.2 MB

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. F SEASONS images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 198.1 kB

Original 275.9 kB
After minification 231.4 kB
After compression 77.8 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 198.1 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 56.2 kB

Original 67.6 kB
After minification 48.1 kB
After compression 11.4 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. Fseasons.jp needs all CSS files to be minified and compressed as it can save up to 56.2 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F SEASONS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Links do not have a discernible name

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

Search Engine Optimization Advices

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 doesn't use legible font sizes

Language and Encoding

Language Detected

JA
Language Claimed

N/A
Encoding

UTF-8

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

fseasons.jp

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

埼玉県志木市の賃貸住宅（テラスハウス）【FOUR SEASONS】

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

fseasons.jp

master.css

jquery.js

lightbox.js

modernizr-custom.js

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

fseasons.jp

master.css

jquery.js

lightbox.js

modernizr-custom.js

swfobject_modified.js

pluto.js

pluto-config.js

jq_main.js

jquery.easing.1.3.js

jquery.bxSlider.min.js

jq_photogallery.js

default.css

header.css

footer.css

main.css

lnavi.css

frame.css

home.css

form.css

lightbox.css

analytics.js

close.png

loading.gif

prev.png

next.png

contents-bg001.gif

header-logo001.png

header_bt001.png

main-ph001.jpg

main-ph002.jpg

main-ph003.jpg

main-ph004.jpg

main-ph005.jpg

gnavi-bt001.gif

index-tl002.gif

index-bg001.gif

news-ic001.gif

news-ic002.gif

index-tl003.gif

index-bg003.gif

news-bt001.gif

index-bg002.gif