3.7 sec in total
906 ms
2.6 sec
128 ms
Click here to check amazing Zoo Net content. Otherwise, check out these important facts you probably never knew about zoo-net.org
NPO法人、市民ZOOネットワーク。動物園を通して人間と動物の関係を考える
Visit zoo-net.orgWe analyzed Zoo-net.org page load time and found that the first response time was 906 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
zoo-net.org performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value4.5 s
38/100
25%
Value5.5 s
55/100
10%
Value60 ms
100/100
30%
Value0.016
100/100
15%
Value3.3 s
93/100
10%
906 ms
516 ms
523 ms
368 ms
374 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that all of those requests were addressed to Zoo-net.org and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Zoo-net.org.
Page size can be reduced by 19.3 kB (28%)
68.0 kB
48.8 kB
In fact, the total size of Zoo-net.org main page is 68.0 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 10% of websites need less resources to load. Images take 43.7 kB which makes up the majority of the site volume.
Potential reduce by 10.5 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 10.5 kB or 70% of the original size.
Potential reduce by 1.5 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. Zoo Net images are well optimized though.
Potential reduce by 1.2 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 1.2 kB or 71% of the original size.
Potential reduce by 6.0 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. Zoo-net.org needs all CSS files to be minified and compressed as it can save up to 6.0 kB or 78% of the original size.
Number of requests can be reduced by 6 (15%)
41
35
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoo Net. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
zoo-net.org
906 ms
common.css
516 ms
top.css
523 ms
menu.js
368 ms
w_open.js
374 ms
gotop.js
393 ms
logo_off.gif
174 ms
logo_over.gif
688 ms
b_1.gif
176 ms
b_1over.gif
198 ms
b_2.gif
187 ms
b_2over.gif
184 ms
b_3.gif
345 ms
b_3over.gif
350 ms
b_4.gif
366 ms
b_4over.gif
373 ms
b_5.gif
394 ms
b_5over.gif
516 ms
logo.gif
698 ms
arrow_corner.gif
547 ms
b_search.gif
559 ms
t_news.gif
596 ms
t_newssub.gif
692 ms
t_yutaka.gif
730 ms
arrow_enrich.gif
753 ms
yutaka_img.jpg
1392 ms
t_manabu.gif
858 ms
manabu_img.jpg
1039 ms
arrow_manabu.gif
877 ms
t_joy.gif
911 ms
joy_img.jpg
1131 ms
arrow_joy.gif
1036 ms
bannar_staff.gif
1236 ms
bannar_db.gif
1276 ms
bannar_blog.gif
1211 ms
t_topics.gif
1213 ms
t_mailmag.gif
1329 ms
bannar_supporter.gif
1381 ms
bannar_book.gif
1382 ms
bannar_kifu.gif
1412 ms
b_pagetop.gif
1457 ms
footer_logo.gif
1494 ms
zoo-net.org 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.
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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
zoo-net.org 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
zoo-net.org 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
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zoo-net.org 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 Zoo-net.org main page’s claimed encoding is euc-jp. 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.
zoo-net.org
Open Graph description is not detected on the main page of Zoo Net. 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: