3.9 sec in total
652 ms
3 sec
260 ms
Welcome to marine-bio.co.jp homepage info - get ready to check Marine Bio best content for Russia right away, or after learning these important things about marine-bio.co.jp
マリーンバイオ株式会社は、沖縄産サンゴカルシウムの研究、商品開発、製造販売、製品OEM、サプリメント用機能性食品原料などを行なっております。
Visit marine-bio.co.jpWe analyzed Marine-bio.co.jp page load time and found that the first response time was 652 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
marine-bio.co.jp performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value4.7 s
33/100
25%
Value7.6 s
25/100
10%
Value340 ms
75/100
30%
Value0.03
100/100
15%
Value11.7 s
17/100
10%
652 ms
192 ms
322 ms
320 ms
508 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 58% of them (29 requests) were addressed to the original Marine-bio.co.jp, 16% (8 requests) were made to Apis.google.com and 6% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (921 ms) belongs to the original domain Marine-bio.co.jp.
Page size can be reduced by 189.5 kB (33%)
571.3 kB
381.8 kB
In fact, the total size of Marine-bio.co.jp main page is 571.3 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. 55% of websites need less resources to load. Images take 309.1 kB which makes up the majority of the site volume.
Potential reduce by 30.5 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 30.5 kB or 74% of the original size.
Potential reduce by 10.7 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. Marine Bio images are well optimized though.
Potential reduce by 95.2 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 95.2 kB or 60% of the original size.
Potential reduce by 53.1 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. Marine-bio.co.jp needs all CSS files to be minified and compressed as it can save up to 53.1 kB or 84% of the original size.
Number of requests can be reduced by 15 (31%)
48
33
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Marine Bio. 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 as a result speed up the page load time.
www.marine-bio.co.jp
652 ms
style.css
192 ms
custom_style_ja.css
322 ms
styles.css
320 ms
jquery.js
508 ms
external-tracking.min.js
333 ms
jquery.form.js
369 ms
scripts.js
360 ms
ga.js
87 ms
all.js
192 ms
body_bg.jpg
408 ms
bg_wave.gif
238 ms
header_image_ja.png
486 ms
gnavi_bg_ja.png
408 ms
top_copy_new.jpg
368 ms
entry_cat_title.png
186 ms
top_contents_block_1_ja.png
501 ms
top_contents_block_2_ja.png
543 ms
top_contents_block_3_ja.png
490 ms
top_contents_block_4_ja.png
579 ms
top_contents_block_5_ja.png
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top_contents_block_6_ja.png
647 ms
widjet_title.gif
649 ms
search.png
668 ms
sidebar_btn_coralstyle.jpg
736 ms
sidebar_btn_monipla.png
752 ms
sidebar_btn_facebook.png
753 ms
sidebar_btn_staffblog.png
817 ms
sidebar_btn_twitter.png
815 ms
sidebar_btn_sciencelab.jpg
841 ms
sidebar_btn_inquiry_ja.jpg
921 ms
widgets.js
26 ms
__utm.gif
33 ms
plusone.js
83 ms
button.0308b81ff1714e446f674b5b9793f2cd.js
78 ms
cb=gapi.loaded_0
29 ms
cb=gapi.loaded_1
56 ms
fastbutton
117 ms
210 ms
xd_arbiter.php
173 ms
xd_arbiter.php
317 ms
tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html
52 ms
postmessageRelay
124 ms
cb=gapi.loaded_0
78 ms
cb=gapi.loaded_1
74 ms
pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf
71 ms
3193398744-postmessagerelay.js
23 ms
rpc:shindig_random.js
30 ms
cb=gapi.loaded_0
5 ms
jot
83 ms
marine-bio.co.jp accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
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.
Impact
Issue
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
marine-bio.co.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
marine-bio.co.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Marine-bio.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 Marine-bio.co.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.
marine-bio.co.jp
Open Graph description is not detected on the main page of Marine Bio. 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: