3.2 sec in total
847 ms
2.1 sec
282 ms
Welcome to gakken-koukoku.com homepage info - get ready to check Gakken Koukoku best content for Japan right away, or after learning these important things about gakken-koukoku.com
学研プラス(Gakken)が発売する雑誌広告メディアの紹介サイトです。
Visit gakken-koukoku.comWe analyzed Gakken-koukoku.com page load time and found that the first response time was 847 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
gakken-koukoku.com performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value12.7 s
0/100
25%
Value6.5 s
38/100
10%
Value400 ms
68/100
30%
Value0.283
43/100
15%
Value5.5 s
70/100
10%
847 ms
672 ms
334 ms
341 ms
345 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that all of those requests were addressed to Gakken-koukoku.com and no external sources were called. The less responsive or slowest element that took the longest time to load (847 ms) belongs to the original domain Gakken-koukoku.com.
Page size can be reduced by 38.8 kB (48%)
80.2 kB
41.4 kB
In fact, the total size of Gakken-koukoku.com main page is 80.2 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 36.4 kB which makes up the majority of the site volume.
Potential reduce by 11.1 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 11.1 kB or 74% of the original size.
Potential reduce by 4.1 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, Gakken Koukoku needs image optimization as it can save up to 4.1 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 15.2 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 15.2 kB or 82% of the original size.
Potential reduce by 8.4 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. Gakken-koukoku.com needs all CSS files to be minified and compressed as it can save up to 8.4 kB or 81% of the original size.
Number of requests can be reduced by 14 (47%)
30
16
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gakken Koukoku. 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 CSS and as a result speed up the page load time.
gakken-koukoku.com
847 ms
SpryAccordion.js
672 ms
SpryAccordion2.css
334 ms
iepngfix.js
341 ms
header_top.css
345 ms
base.css
349 ms
footer.css
351 ms
banner_1.gif
543 ms
back.jpg
172 ms
bg.png
176 ms
header_001.jpg
346 ms
top_navi_002_on.gif
169 ms
top_navi_003_on.gif
171 ms
top_navi_004_on.gif
177 ms
top_nav_bar001.jpg
336 ms
top_navi_frame_side2.gif
338 ms
top_navi_frame_bottom3.gif
340 ms
contents_back.gif
350 ms
top_nav_bar004.jpg
350 ms
top_nav_bar003.jpg
502 ms
icon.gif
508 ms
top_nav_bar002.jpg
509 ms
login_top.gif
515 ms
side_navi_top.gif
522 ms
side_navi_000.gif
523 ms
bar.gif
664 ms
banner_2.gif
700 ms
banner_3.gif
543 ms
banner_4.gif
555 ms
banner_dummy.gif
563 ms
footer_001.png
608 ms
gakken-koukoku.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.
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
gakken-koukoku.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
General
Impact
Issue
Detected JavaScript libraries
gakken-koukoku.com 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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gakken-koukoku.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Gakken-koukoku.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.
gakken-koukoku.com
Open Graph description is not detected on the main page of Gakken Koukoku. 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: