5.3 sec in total
1.1 sec
4 sec
202 ms
Welcome to numabooks.com homepage info - get ready to check Numabooks best content right away, or after learning these important things about numabooks.com
本とアイデアのレーベル「numabooks」のオフィシャルサイト。
Visit numabooks.comWe analyzed Numabooks.com page load time and found that the first response time was 1.1 sec and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
numabooks.com performance score
name
value
score
weighting
Value2.2 s
77/100
10%
Value3.3 s
68/100
25%
Value2.7 s
96/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value3.3 s
93/100
10%
1069 ms
115 ms
170 ms
318 ms
250 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 42% of them (36 requests) were addressed to the original Numabooks.com, 22% (19 requests) were made to Maps.googleapis.com and 9% (8 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Numabooks.com.
Page size can be reduced by 775.5 kB (58%)
1.3 MB
558.4 kB
In fact, the total size of Numabooks.com main page is 1.3 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. 60% of websites need less resources to load. Javascripts take 968.1 kB which makes up the majority of the site volume.
Potential reduce by 46.7 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. This page needs HTML code to be minified as it can gain 11.6 kB, which is 21% 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 46.7 kB or 87% of the original size.
Potential reduce by 12.3 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. Numabooks images are well optimized though.
Potential reduce by 657.6 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 657.6 kB or 68% of the original size.
Potential reduce by 58.9 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. Numabooks.com needs all CSS files to be minified and compressed as it can save up to 58.9 kB or 85% of the original size.
Number of requests can be reduced by 53 (68%)
78
25
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Numabooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
numabooks.com
1069 ms
qlp7buw.js
115 ms
pe-icon-7-stroke.css
170 ms
helper.css
318 ms
typesquare.js
250 ms
jquery.min.js
14 ms
modernizr.min.js
342 ms
underscore-min.js
448 ms
backbone.js
502 ms
subscriptions.css
339 ms
style.css
452 ms
slideshow-shortcode.css
485 ms
widgets.css
499 ms
style.css
509 ms
jquery.js
672 ms
jquery-migrate.min.js
554 ms
ajax-implementation.js
643 ms
urchin.js
15 ms
plusone.js
46 ms
jquery.transit.min.js
665 ms
kerning.js
667 ms
load-posts.js
731 ms
jquery.cycle.js
930 ms
slideshow-shortcode.js
806 ms
devicepx-jetpack.js
15 ms
gprofiles.js
62 ms
wpgroho.js
830 ms
navigation.js
831 ms
skip-link-focus-fix.js
832 ms
numabooks.js
845 ms
e-201611.js
13 ms
app02.js
986 ms
Hyphenator.js
1173 ms
numabooks.com
173 ms
cb=gapi.loaded_0
38 ms
__utm.gif
36 ms
siteid_numabooks.png
311 ms
dot.png
312 ms
about_numabooks_x2.png
586 ms
portrait_uchinuma_x2.png
740 ms
portrait_goto_x2.png
652 ms
portrait_matsumura_x2.png
695 ms
icon_social.png
612 ms
footer_numabooks_x2.png
645 ms
iX_DOuIN-pQlb54h6Q3YAXTglZmfYpamm43BTWnI6AXffJnyggMWeMJ6Mk6f5Mb.woff
159 ms
CfpKIrXbj9gwIQpPCsCAFiHaU4mCkHE8p-72C2gbLm6ffJRyggMWeMJ6Mk6f5MS.woff
107 ms
XGtCV-Rc3cPRj7wXvQHd4KzmW_AVM1XGcln3zJimqgtffJ1yggMWeMJ6Mk6f5Mt.woff
133 ms
Pe-icon-7-stroke.woff
913 ms
gmap.html
539 ms
g.gif
4 ms
hovercard.css
28 ms
services.css
53 ms
p.gif
120 ms
js
36 ms
common.js
44 ms
map.js
54 ms
util.js
77 ms
marker.js
76 ms
en-us.js
335 ms
onion.js
15 ms
openhand_8_8.cur
55 ms
stats.js
26 ms
ViewportInfoService.GetViewportInfo
63 ms
controls.js
23 ms
css
73 ms
transparent.png
18 ms
spotlight-poi.png
28 ms
google4.png
28 ms
mapcnt6.png
40 ms
tmapctrl.png
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tmapctrl4.png
35 ms
google_white5.png
38 ms
vt
66 ms
vt
75 ms
vt
71 ms
vt
72 ms
vt
58 ms
vt
72 ms
vt
109 ms
vt
107 ms
vt
132 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
19 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
23 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
37 ms
d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
36 ms
AuthenticationService.Authenticate
222 ms
numabooks.com 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
Image elements do not have [alt] attributes
Links do not have a discernible name
numabooks.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
numabooks.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
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Numabooks.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 Numabooks.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.
numabooks.com
Open Graph data is detected on the main page of Numabooks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: