5.2 sec in total
983 ms
4.1 sec
99 ms
Welcome to kegg.jp homepage info - get ready to check KEGG best content for Japan right away, or after learning these important things about kegg.jp
KEGG (Kyoto Encyclopedia of Genes and Genomes) is a bioinformatics resource for linking genomes to life and the environment
Visit kegg.jpWe analyzed Kegg.jp page load time and found that the first response time was 983 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
kegg.jp performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value3.8 s
56/100
25%
Value7.4 s
28/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value3.7 s
90/100
10%
983 ms
770 ms
386 ms
1946 ms
598 ms
Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Kegg.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Kegg.jp.
Page size can be reduced by 239.8 kB (84%)
286.7 kB
47.0 kB
In fact, the total size of Kegg.jp main page is 286.7 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. Only 5% of websites need less resources to load. Javascripts take 271.5 kB which makes up the majority of the site volume.
Potential reduce by 7.9 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 7.9 kB or 69% of the original size.
Potential reduce by 229.0 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 229.0 kB or 84% of the original size.
Potential reduce by 2.9 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. Kegg.jp needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 77% of the original size.
We found no issues to fix!
8
8
The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KEGG. According to our analytics all requests are already optimized.
kegg.jp
983 ms
www.kegg.jp
770 ms
kegg_top.css
386 ms
jquery-1.8.3.js
1946 ms
launcher.js
598 ms
kegg128.gif
199 ms
hiyoko0.gif
240 ms
kegg_bg2.gif
401 ms
egg.gif
196 ms
bgetm.css
195 ms
kegg.jp accessibility score
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
Form elements do not have associated labels
kegg.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
kegg.jp SEO score
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kegg.jp can be misinterpreted by Google and other search engines. Our service has detected that English 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 Kegg.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.
kegg.jp
Open Graph description is not detected on the main page of KEGG. 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: