Access seal-print.jp. シール・ラベル印刷の専門店スピード印刷センター | オリジナルデザイン・ステッカー作成

name

value

score

weighting

FCP (First Contentful Paint)

Value31.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value45.5 s

0/100

25%

SI (Speed Index)

Value31.3 s

0/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value43.6 s

0/100

10%

seal-print.jp

362 ms

sl-3327eb5c1803265559ea7820edd7a97d8b0bb8b63162e3c79fc261db756dd1a6.css

15 ms

sl-d812e0c373378b310c98adf6889b74a28adcf8f81a033b5010dfdf971175ec38.js

1122 ms

bg.gif

413 ms

header.jpg

778 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 53% of them (57 requests) were addressed to the original Seal-print.jp, 13% (14 requests) were made to Dsek1omaygfy1.cloudfront.net and 3% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Seal-print.jp.

Content Size

2.4 MB

After Optimization

2.0 MB

In fact, the total size of Seal-print.jp main page is 2.4 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. 65% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 31.2 kB

Original 40.6 kB
After minification 37.7 kB
After compression 9.4 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 31.2 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 9.6 kB

Original 1.9 MB
After minification 1.8 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. Seal Print images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 197.4 kB

Original 326.6 kB
After minification 326.6 kB
After compression 129.3 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 197.4 kB or 60% of the original size.

CSS Optimization

-81%

Potential reduce by 133.1 kB

Original 164.4 kB
After minification 163.2 kB
After compression 31.3 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. Seal-print.jp needs all CSS files to be minified and compressed as it can save up to 133.1 kB or 81% of the original size.

Requests Now

103

After Optimization

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seal Print. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA input fields do not have accessible names

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

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

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

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 Seal-print.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 Seal-print.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

seal-print.jp

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

シール・ラベル印刷の専門店 スピード印刷センター | オリジナルデザイン・ステッカー作成 | （旧：繁盛本舗）

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

seal-print.jp

sl-3327eb5c1803265559ea7820edd7a97d8b0bb8b63162e3c79fc261db756dd1a6.css

sl-d812e0c373378b310c98adf6889b74a28adcf8f81a033b5010dfdf971175ec38.js

bg.gif

header.jpg

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

seal-print.jp

sl-3327eb5c1803265559ea7820edd7a97d8b0bb8b63162e3c79fc261db756dd1a6.css

sl-d812e0c373378b310c98adf6889b74a28adcf8f81a033b5010dfdf971175ec38.js

bg.gif

header.jpg

btn_login.jpg

btn_cart.jpg

top_image.jpg

staff_all.jpg

bnr_contact.jpg

left_faq.png

mitsumori_260.jpg

left_cate_title.jpg

left_satisfaction.jpg

left_slnitsuite_title.jpg

left_option_title.jpg

left_guide_title.jpg

left_entry.png

left_tokuten.png

left_sample.jpg

price_bnr.jpg

nouki_bnr.jpg

low_price.jpg

houjin.jpg

course01_text.jpg

course01_icon.jpg

course01_flow.jpg

course01_order.jpg

course02_text.jpg

course02_icon.jpg

course02_flow.jpg

course02_order.jpg

course03_text.jpg

sokuri.jpg

top_multi.jpg

repeat.jpg

sozai_01kami.jpg

sozai_icon01.jpg

sozai_icon02.jpg

sozai_icon03.jpg

sozai_01_j.jpg

sozai_02_a.jpg

sozai_03_m.jpg

シール・ラベル印刷の専門店スピード印刷センター | オリジナルデザイン・ステッカー作成 | （旧：繁盛本舗）