13.3 sec in total
2.6 sec
10.3 sec
377 ms
Visit englishbooks.jp now to see the best up-to-date Englishbooks content for Japan and also check out these interesting facts you probably never knew about englishbooks.jp
最大20%割引で、英語学習に最適なケンブリッジ大学出版や オックスフォード大学出版などのテキスト購入できます。
Visit englishbooks.jpWe analyzed Englishbooks.jp page load time and found that the first response time was 2.6 sec and then it took 10.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
englishbooks.jp performance score
name
value
score
weighting
Value11.6 s
0/100
10%
Value13.1 s
0/100
25%
Value19.1 s
0/100
10%
Value630 ms
48/100
30%
Value0.169
71/100
15%
Value16.0 s
6/100
10%
2632 ms
1694 ms
1872 ms
1897 ms
1527 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 91% of them (115 requests) were addressed to the original Englishbooks.jp, 3% (4 requests) were made to Maxcdn.bootstrapcdn.com and 2% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Englishbooks.jp.
Page size can be reduced by 1.6 MB (12%)
12.9 MB
11.4 MB
In fact, the total size of Englishbooks.jp main page is 12.9 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. 50% of websites need less resources to load. Images take 11.6 MB which makes up the majority of the site volume.
Potential reduce by 242.7 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 242.7 kB or 87% of the original size.
Potential reduce by 470.5 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. Englishbooks images are well optimized though.
Potential reduce by 534.5 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 534.5 kB or 75% of the original size.
Potential reduce by 325.1 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. Englishbooks.jp needs all CSS files to be minified and compressed as it can save up to 325.1 kB or 84% of the original size.
Number of requests can be reduced by 46 (38%)
120
74
The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Englishbooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
index.php
2632 ms
jquery-ui-1.8.23.css
1694 ms
stylesheet.css
1872 ms
style.css
1897 ms
superfish.css
1527 ms
magnific-popup.css
1537 ms
camera.css
1742 ms
sprinkle.css
1719 ms
font-awesome.min.css
19 ms
jquery.fancybox-1.3.4.css
1728 ms
bootstrap.css
2246 ms
bootstrap-responsive.css
2097 ms
media.css
1919 ms
font-awesome.min.css
30 ms
jquery-1.8.3.min.js
2340 ms
jquery-ui-1.8.23.min.js
2587 ms
jquery.bxGallery.1.1.min.js
2083 ms
jquery.fancybox-1.3.4.pack.js
2304 ms
xeasyTooltipIMG.js
2272 ms
hoverIntent.js
2286 ms
superfish.js
2429 ms
jquery.mobile.customized.min.js
2459 ms
jquery.easing.1.3.js
2478 ms
jquery.camera.js
2886 ms
jquery.cookie.js
2537 ms
jquery.stringball.js
2617 ms
jquery.mousewheel.min.js
2644 ms
jquery-ui-personalized-1.5.2.packed.js
2665 ms
jquery.carouFredSel-6.2.0-packed.js
2767 ms
bootstrap.js
2788 ms
jquery.touchSwipe.min.js
2830 ms
jquery.equalheights.js
3046 ms
js.js
2935 ms
css
46 ms
css
58 ms
owl.carousel.min.css
2943 ms
owl.carousel-updated.js
3151 ms
owl.carousel.css
3014 ms
owl.theme.css
3073 ms
owl.carousel.min.js
1667 ms
body_bg.png
208 ms
back-top.png
206 ms
user_menu.png
205 ms
icon.gif
204 ms
icon.gif
204 ms
store_logo.png
206 ms
banner-trans.png
415 ms
4573205120041.MAIN.jpg
415 ms
4573205120034.os.jpg
570 ms
4573205120058.MAIN.jpg
585 ms
9781940199184.jpg
597 ms
Read-to-Write-Second-Edition.jpg
614 ms
9781940199108.jpg
733 ms
LSP-2095-J.jpg
745 ms
FWEBook-2.JPG
761 ms
9781940199047.jpg
3021 ms
%E3%83%94%E3%83%B3%E3%82%AF_500.jpg
801 ms
%E3%83%96%E3%83%AB%E3%83%BC_500.jpg
815 ms
9781940199054.jpg
1485 ms
9781940199177.jpg
940 ms
9781940199108_150.jpg
962 ms
LER%203772.jpg
1006 ms
9788956352619.jpg
1020 ms
9784907063009_for_web.jpg
1325 ms
Home%20Run!.jpg
1168 ms
9784944237609_for%20web.jpg
1415 ms
SP-Green-cover.jpg
1227 ms
Signpost1_9784900689718.jpg
1372 ms
9784865392135_for_web.jpg
1645 ms
Language%20Trainer%201.jpg
2840 ms
21421_RS_NL_1.jpg
1567 ms
21201_RSM_NL_1.jpg
1616 ms
9788231957294.jpg
1671 ms
9781101934920.jpg
1955 ms
9781101997819.jpg
1816 ms
9781405277426.jpg
2045 ms
lXoKq2PC8Z_S1wl-BwvrB-vvDin1pK8aKteLpeZ5c0A.ttf
38 ms
HqHm7BVC_nzzTui2lzQTDSZ2oysoEQEeKwjgmXLRnTc.ttf
60 ms
bH7276GfdCjMjApa_dkG6SZ2oysoEQEeKwjgmXLRnTc.ttf
60 ms
9780312520212.jpg
1662 ms
9784865392364.jpg
2009 ms
119709_Listen_And_Play_Picture_Word_Bingo_Box.jpg
1849 ms
668436-match-it-bingo-farm.jpg
2136 ms
690635_Match_It_Spelling_Memory_Box.jpg
2036 ms
fontawesome-webfont.woff
42 ms
fontawesome-webfont.woff
42 ms
192474_Match_It_Alphabet_Memory_Box.jpg
2057 ms
ga.js
60 ms
LER0180.jpg
1990 ms
__utm.gif
14 ms
9780194106948.jpg
1994 ms
9781601591302-4-6.jpg
2107 ms
LER%203245.jpg
1947 ms
LER%208453.jpg
2004 ms
9781402763656L.jpg
2010 ms
9780194106740.jpg
1990 ms
9781409570202.png
2259 ms
LER0586.jpg
2059 ms
prod3041_dt.jpg
2085 ms
LER0589.jpg
2293 ms
T38234MED.jpg
2080 ms
banner_static_01.png
2074 ms
banner_static_02.png
2085 ms
banner_static_03.png
2175 ms
cart.png
2041 ms
cart-arrow.png
1970 ms
dropdown-arrow-tall.png
1891 ms
menu_item.gif
1916 ms
bg_add_cart.png
1880 ms
stay_connected.png
1903 ms
footer_contact.png
1813 ms
superfish-arrows.png
1784 ms
camera_skins.png
235 ms
camera-loader.gif
185 ms
Deal-of-the-Week-45-AGO.jpg
599 ms
EBJ-Top_HW_banarCS5_3.jpg
416 ms
AGO-Halloween-EBJ-Banner.jpg
205 ms
halloween-set-website20160927.jpg
844 ms
2017catalog_ebj-top_banner2_1170-350.jpg
749 ms
Notebooks-English-Books-Banner-Web.jpg
407 ms
thinking_world.jpg
663 ms
englishbooks.jp%20discount%20promotion%20-%206%20packs_5400en_20170523.png
606 ms
ABC-Pop-Phonics-top-banner.jpg
1069 ms
Banner_Bargain_Bin.jpg
794 ms
Sholastic-Readers_DPcompetition_result_2017.jpg
978 ms
Deal-of-the-Week-45-AGO.jpg
1669 ms
englishbooks.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
Form elements do not have associated labels
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.
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 valid value for its [lang] attribute.
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.
englishbooks.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
englishbooks.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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 Englishbooks.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 Englishbooks.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.
englishbooks.jp
Open Graph description is not detected on the main page of Englishbooks. 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: