19.1 sec in total
708 ms
18.2 sec
198 ms
Visit odf.jp now to see the best up-to-date Odf content for Taiwan and also check out these interesting facts you probably never knew about odf.jp
13th International Conference on Optics-photonics Design and Fabrication / Aug 3-5, 2022 / Sapporo Convention Center, Sapporo, Japan
Visit odf.jpWe analyzed Odf.jp page load time and found that the first response time was 708 ms and then it took 18.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
odf.jp performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value5.1 s
26/100
25%
Value7.8 s
24/100
10%
Value670 ms
45/100
30%
Value0.286
42/100
15%
Value4.7 s
80/100
10%
708 ms
341 ms
88 ms
513 ms
371 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 97% of them (32 requests) were addressed to the original Odf.jp, 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (16.8 sec) belongs to the original domain Odf.jp.
Page size can be reduced by 2.5 MB (68%)
3.7 MB
1.2 MB
In fact, the total size of Odf.jp main page is 3.7 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. 25% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.
Potential reduce by 8.3 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 1.4 kB, which is 13% 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 8.3 kB or 74% of the original size.
Potential reduce by 2.5 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. Obviously, Odf needs image optimization as it can save up to 2.5 MB or 69% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 9.8 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 9.8 kB or 23% of the original size.
Potential reduce by 9.5 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. Odf.jp needs all CSS files to be minified and compressed as it can save up to 9.5 kB or 74% of the original size.
Number of requests can be reduced by 4 (13%)
32
28
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Odf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.
odf.jp
708 ms
import.css
341 ms
jquery.min.js
88 ms
jquery.bgswitcher.js
513 ms
common.js
371 ms
html5reset-1.6.1.css
195 ms
component.css
352 ms
base.css
193 ms
custom.css
342 ms
top-logo.png
365 ms
group_photo.jpg
1376 ms
logo_odg.jpg
191 ms
logo_color-science.png
343 ms
logo_eic.png
190 ms
logo_ieij.jpg
1202 ms
logo_joem.jpg
365 ms
logo_jpc.jpg
534 ms
logo_jspe.png
520 ms
logo_SID.png
541 ms
logo_spij.jpg
542 ms
logo_spsj.jpg
2570 ms
logo_takanofund.png
708 ms
logo_DGaO.png
731 ms
header.html
683 ms
footer.html
836 ms
nav.html
856 ms
img_top-main_01.jpg
1342 ms
img_top-main_02.jpg
5102 ms
img_top-main_03.jpg
8001 ms
img_top-main_04.jpg
16836 ms
img_top-main_05.jpg
11109 ms
img_top-main_06.jpg
4098 ms
header.svg
2183 ms
odf.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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
odf.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
odf.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Odf.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Odf.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.
odf.jp
Open Graph description is not detected on the main page of Odf. 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: