15.2 sec in total
679 ms
14.3 sec
163 ms
Visit driver.jp now to see the best up-to-date Driver content for Japan and also check out these interesting facts you probably never knew about driver.jp
教習所をお探しならお任せください!全国47都道府県の中から教習所選びができる運転免許&教習所ガイドで決まり!詳しくはホームページをご覧ください。
Visit driver.jpWe analyzed Driver.jp page load time and found that the first response time was 679 ms and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
driver.jp performance score
name
value
score
weighting
Value6.9 s
1/100
10%
Value10.6 s
0/100
25%
Value16.2 s
0/100
10%
Value70 ms
99/100
30%
Value0.214
58/100
15%
Value7.7 s
45/100
10%
679 ms
721 ms
4541 ms
914 ms
765 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that 81% of them (46 requests) were addressed to the original Driver.jp, 4% (2 requests) were made to Seal.globalsign.com and 4% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (6.1 sec) belongs to the original domain Driver.jp.
Page size can be reduced by 59.2 kB (13%)
466.9 kB
407.7 kB
In fact, the total size of Driver.jp main page is 466.9 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. 35% of websites need less resources to load. Images take 326.0 kB which makes up the majority of the site volume.
Potential reduce by 52.9 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 52.9 kB or 75% of the original size.
Potential reduce by 6.2 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. Driver images are well optimized though.
Potential reduce by 89 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 25 (47%)
53
28
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Driver. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
driver.jp
679 ms
driver.jp
721 ms
www.driver.jp
4541 ms
scripts.php
914 ms
scripts.php
765 ms
scripts.php
904 ms
scripts.php
796 ms
scripts.php
754 ms
scripts.php
902 ms
scripts.php
1516 ms
scripts.php
1530 ms
scripts.php
1608 ms
scripts.php
1618 ms
js
56 ms
ajaxzip3-https.js
150 ms
scripts.php
1648 ms
scripts.php
1632 ms
scripts.php
2225 ms
scripts.php
2272 ms
scripts.php
2326 ms
js
62 ms
gs_image_115-57_ja.js
39 ms
mainpage_img_94327.jpg
1573 ms
gs_noscript_115-57_ja.gif
42 ms
dse_logo.gif
214 ms
topimg.jpg
1014 ms
jp-map.gif
545 ms
title_area_hokkaido-touhoku.png
559 ms
title_area_kantou.png
572 ms
title_area_hokuriku-koushinetsu.png
609 ms
title_area_toukai.png
735 ms
title_area_kinki.png
1117 ms
title_area_chugoku.png
1130 ms
title_area_shikoku.png
1109 ms
title_area_kyushu-okinawa.png
1152 ms
return_top.png
1295 ms
all.js
84 ms
bg_header.jpg
1477 ms
bt_search.png
1600 ms
bg_g-nav.png
1620 ms
sideline_g-nav.png
1619 ms
bg_content-title.gif
1717 ms
prefectures_hokkaido-touhoku.png
1811 ms
prefectures_kantou.png
2035 ms
prefectures_hokuriku-koushinetsu.png
2116 ms
prefectures_toukai.png
2126 ms
prefectures_kinki.png
2140 ms
prefectures_chugoku.png
2273 ms
prefectures_shikoku.png
2413 ms
prefectures_kyushu-okinawa.png
2701 ms
all.js
19 ms
border_side-widget-title.png
2560 ms
bg_footer-widget-area.gif
6128 ms
bg_footer-widget-title.png
2626 ms
siteSeal.do
2608 ms
89 ms
siteSealImage.do
2211 ms
driver.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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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.
driver.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
driver.jp 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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Driver.jp 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 Driver.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.
driver.jp
Open Graph data is detected on the main page of Driver. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: