5.6 sec in total
521 ms
4.9 sec
159 ms
Visit nittokasei.co.jp now to see the best up-to-date Nittokasei content for Japan and also check out these interesting facts you probably never knew about nittokasei.co.jp
日東化成株式会社は、グリニャ-ル反応と有機金属化学をベースに、化学品の研究開発とファインケミカルズの製造販売を通じて、便利で豊かな人々の暮らしを実現し、地球環境への負荷低減に貢献していきます。
Visit nittokasei.co.jpWe analyzed Nittokasei.co.jp page load time and found that the first response time was 521 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
nittokasei.co.jp performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value26.4 s
0/100
25%
Value14.5 s
1/100
10%
Value110 ms
98/100
30%
Value0.177
68/100
15%
Value19.4 s
2/100
10%
521 ms
932 ms
337 ms
338 ms
339 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 91% of them (49 requests) were addressed to the original Nittokasei.co.jp, 9% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Nittokasei.co.jp.
Page size can be reduced by 57.2 kB (16%)
360.6 kB
303.4 kB
In fact, the total size of Nittokasei.co.jp main page is 360.6 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 276.6 kB which makes up the majority of the site volume.
Potential reduce by 14.2 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 2.6 kB, which is 14% 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 14.2 kB or 76% of the original size.
Potential reduce by 3.3 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. Nittokasei images are well optimized though.
Potential reduce by 3.5 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 3.5 kB or 15% of the original size.
Potential reduce by 36.2 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. Nittokasei.co.jp needs all CSS files to be minified and compressed as it can save up to 36.2 kB or 85% of the original size.
Number of requests can be reduced by 16 (31%)
52
36
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nittokasei. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
nittokasei.co.jp
521 ms
www.nittokasei.co.jp
932 ms
import.css
337 ms
web.js
338 ms
judge.js
339 ms
ie7_flash.js
388 ms
top.css
333 ms
base.css
336 ms
content.css
338 ms
form.css
388 ms
ga.js
41 ms
common_bg.jpg
167 ms
hlogo.jpg
497 ms
hnavi01on.jpg
335 ms
hnavi02off.jpg
336 ms
hnavi03off.jpg
337 ms
hnavi04off.jpg
388 ms
hnavi05off.jpg
552 ms
gnavi01off.jpg
671 ms
gnavi02off.jpg
722 ms
gnavi03off.jpg
722 ms
gnavi04off.jpg
774 ms
gnavi05off.jpg
829 ms
gnavi06off.jpg
886 ms
line.jpg
1055 ms
flash_btn.gif
1107 ms
1287403111-266283_2.jpg
1299 ms
top_nbar02.jpg
1153 ms
top_nbg02.jpg
1164 ms
top_arrow.jpg
1220 ms
top_line.jpg
1388 ms
new_icon.gif
1436 ms
top_new_navi01off.jpg
1534 ms
top_new_navi02off.jpg
1550 ms
top_new_navi03off.jpg
1604 ms
top_new_navi04off.jpg
1683 ms
top_new_navi05off.jpg
1774 ms
top_new_navi06off.jpg
1821 ms
footer_bg.jpg
1919 ms
footer_logo.jpg
2127 ms
footer_info.jpg
2105 ms
arrow02.jpg
2017 ms
arrow03.jpg
2160 ms
__utm.gif
13 ms
__utm.gif
5 ms
__utm.gif
6 ms
__utm.gif
3 ms
top_navi04on.jpg
170 ms
top_new_navi01on.jpg
338 ms
top_new_navi02on.jpg
336 ms
top_new_navi03on.jpg
384 ms
top_new_navi04on.jpg
390 ms
top_new_navi05on.jpg
389 ms
top_new_navi06on.jpg
554 ms
nittokasei.co.jp accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
nittokasei.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
nittokasei.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
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nittokasei.co.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 Nittokasei.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.
nittokasei.co.jp
Open Graph description is not detected on the main page of Nittokasei. 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: