Access seikoudo.com. 清光堂レイバンサングラス　レイバンメガネフレーム　正規取扱店　オンライン通販 [送料無料 ]

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value7.7 s

25/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value8.3 s

39/100

10%

seikoudo.com

542 ms

seikoudo.com

1894 ms

hpb9tm10_10.css

666 ms

styletest.css

503 ms

camera91.css

667 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 94% of them (120 requests) were addressed to the original Seikoudo.com, 2% (3 requests) were made to Seikoudo-com1.mame2plus.net and 2% (3 requests) were made to Seikoudo-om1.mame2plus.net. The less responsive or slowest element that took the longest time to load (10.3 sec) belongs to the original domain Seikoudo.com.

Content Size

6.3 MB

After Optimization

5.6 MB

In fact, the total size of Seikoudo.com main page is 6.3 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. 55% of websites need less resources to load. Images take 5.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 61.6 kB

Original 70.9 kB
After minification 52.4 kB
After compression 9.2 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 18.5 kB, which is 26% 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 61.6 kB or 87% of the original size.

Image Optimization

-8%

Potential reduce by 449.7 kB

Original 5.9 MB
After minification 5.5 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. Seikoudo images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 115.2 kB

Original 169.6 kB
After minification 163.8 kB
After compression 54.4 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 115.2 kB or 68% of the original size.

CSS Optimization

-91%

Potential reduce by 75.0 kB

Original 82.9 kB
After minification 67.4 kB
After compression 7.8 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. Seikoudo.com needs all CSS files to be minified and compressed as it can save up to 75.0 kB or 91% of the original size.

Requests Now

126

After Optimization

102

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seikoudo. 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 6 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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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 Seikoudo.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 Seikoudo.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

seikoudo.com

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

清光堂 レイバンサングラス レイバンメガネフレーム 正規取扱店 オンライン通販 [送料無料 ]

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

seikoudo.com

seikoudo.com

hpb9tm10_10.css

styletest.css

camera91.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

seikoudo.com

seikoudo.com

hpb9tm10_10.css

styletest.css

camera91.css

calender.css

table.css

camera101.css

index.html

hpbmapscript1.js

jquery.min.js

calender.js

jquery.mobile.customized.min.js

camera10.min.js

jquery.easing.1.3.js

CartScriptServlet

CartScriptServlet

CartScriptServlet

cart123.gif

topbanner2307_1.png

image1418.jpg

image1115.jpg

image297.jpg

image353.jpg

image454.jpg

image177.jpg

image420.gif

image518.gif

image5255.gif

image773.gif

image715.gif

saishin2307.png

shouhin2307.png

ninki2307.png

henkou2307.png

blog10.jpg

image3499.gif

rbseikipop_2404.png

image1539.gif

2140f-9015f-52-pop_2404.jpg

newwayfarerpop2307.png

aviatorpop2307.png

clubmasterpop2307.png

清光堂レイバンサングラス　レイバンメガネフレーム　正規取扱店　オンライン通販 [送料無料 ]