5.3 sec in total
933 ms
4.2 sec
182 ms
Visit ireba-navi.com now to see the best up-to-date Ireba Navi content for Japan and also check out these interesting facts you probably never knew about ireba-navi.com
補綴学会認定専門医の黒崎俊一が総監修する、入れ歯でお悩みの方への情報を提供するサイトです。義歯の種類や価格など、入れ歯に関わる情報を発信します。
Visit ireba-navi.comWe analyzed Ireba-navi.com page load time and found that the first response time was 933 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
ireba-navi.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value6.7 s
7/100
25%
Value12.0 s
4/100
10%
Value10 ms
100/100
30%
Value0.29
41/100
15%
Value7.3 s
50/100
10%
933 ms
1239 ms
890 ms
898 ms
11 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 63% of them (27 requests) were addressed to the original Ireba-navi.com, 21% (9 requests) were made to Mediwill3.sakura.ne.jp and 12% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Mediwill3.sakura.ne.jp.
Page size can be reduced by 814.1 kB (66%)
1.2 MB
413.4 kB
In fact, the total size of Ireba-navi.com main page is 1.2 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. 30% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 14.5 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. This page needs HTML code to be minified as it can gain 2.0 kB, which is 11% 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 14.5 kB or 75% of the original size.
Potential reduce by 753.8 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. Obviously, Ireba Navi needs image optimization as it can save up to 753.8 kB or 67% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 33.5 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 33.5 kB or 46% of the original size.
Potential reduce by 12.2 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. Ireba-navi.com needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 80% of the original size.
Number of requests can be reduced by 13 (31%)
42
29
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ireba Navi. 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 JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
ireba-navi.com
933 ms
ireba1.css
1239 ms
styleswitcher.js
890 ms
mobile.js
898 ms
ga.js
11 ms
print.css
180 ms
top_catch02_pt3D.jpg
188 ms
false_tooth1.png
1929 ms
small_logo.png
1391 ms
__utm.gif
49 ms
false_tooth2.png
1933 ms
false_tooth3.png
1938 ms
false_tooth4.png
1973 ms
false_tooth5.png
1987 ms
false_tooth6.png
2013 ms
false_tooth7.png
2278 ms
false_tooth8.png
2287 ms
false_tooth9.png
2291 ms
bg.gif
185 ms
bg-header.gif
529 ms
logo.gif
495 ms
enlarge.gif
332 ms
enlarge0.gif
345 ms
enlarge1.gif
364 ms
enlarge2.gif
366 ms
menu_side.gif
496 ms
menuside_h2.gif
514 ms
menuside.gif
545 ms
seisakulogo.gif
726 ms
top_kiso_bana.png
672 ms
message.gif
989 ms
h2_point.gif
684 ms
soireba.gif
703 ms
catalogh3.gif
1085 ms
nodata.gif
850 ms
faq.gif
855 ms
top_media.png
877 ms
analytics.js
4 ms
linkid.js
4 ms
collect
4 ms
collect
61 ms
ireba2.css
180 ms
ireba3.css
180 ms
ireba-navi.com 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
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.
ireba-navi.com 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
ireba-navi.com 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
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ireba-navi.com 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 Ireba-navi.com 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.
ireba-navi.com
Open Graph description is not detected on the main page of Ireba Navi. 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: