5 sec in total
323 ms
4.3 sec
365 ms
Visit h-navi.net now to see the best up-to-date H Navi content for Japan and also check out these interesting facts you probably never knew about h-navi.net
ヘッドホンのレビューサイト。話題のノイズキャンセリングやリスニング、ポータブルから定番のスタジオモデルまで、価格比較・最安情報・新製品情報・レビュー情報が満載。
Visit h-navi.netWe analyzed H-navi.net page load time and found that the first response time was 323 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
h-navi.net performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value6.7 s
8/100
25%
Value7.3 s
29/100
10%
Value1,910 ms
8/100
30%
Value0.008
100/100
15%
Value9.7 s
28/100
10%
323 ms
699 ms
674 ms
347 ms
347 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 45% of them (39 requests) were addressed to the original H-navi.net, 12% (10 requests) were made to Images-jp.amazon.com and 8% (7 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain H-navi.net.
Page size can be reduced by 210.2 kB (72%)
293.4 kB
83.1 kB
In fact, the total size of H-navi.net main page is 293.4 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. 55% of websites need less resources to load. CSS take 128.7 kB which makes up the majority of the site volume.
Potential reduce by 46.2 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 46.2 kB or 72% of the original size.
Potential reduce by 976 B
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. H Navi images are well optimized though.
Potential reduce by 51.5 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 51.5 kB or 63% of the original size.
Potential reduce by 111.6 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. H-navi.net needs all CSS files to be minified and compressed as it can save up to 111.6 kB or 87% of the original size.
Number of requests can be reduced by 48 (59%)
81
33
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of H 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 22 to 1 for JavaScripts and as a result speed up the page load time.
h-navi.net
323 ms
www.h-navi.net
699 ms
style.css
674 ms
headphones.js
347 ms
ajaxtabs.js
347 ms
api
20 ms
gsearch.css
34 ms
gsnewsbar.js
26 ms
gsnewsbar.css
23 ms
index-tab.js
359 ms
gsnewsbar.css
23 ms
gsnewsbar.js
30 ms
index-right.js
338 ms
smoothscroll.js
371 ms
ga.js
45 ms
H80MGSxMb6YF3bR4VKxNayk5801EP3jkTlR7jkUSb9WaXew-.gif
750 ms
b1.gif
342 ms
headphones-navi-title.gif
382 ms
tweetline.png
382 ms
sp.gif
383 ms
shosai_mini.gif
415 ms
all.js
301 ms
plusone.js
180 ms
widgets.js
103 ms
default+en.I.js
46 ms
__utm.gif
78 ms
index_all.php
852 ms
loading.gif
539 ms
bt3.gif
563 ms
index-right.php
587 ms
yjlogo_type4.gif
627 ms
d3t.gif
543 ms
d3.gif
556 ms
cb=gapi.loaded_0
27 ms
cb=gapi.loaded_1
46 ms
fastbutton
133 ms
expanded3.gif
781 ms
bottom.gif
802 ms
faq.png
865 ms
privacy-policy.png
851 ms
site.png
895 ms
email.png
1085 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
175 ms
postmessageRelay
88 ms
cb=gapi.loaded_0
54 ms
cb=gapi.loaded_1
54 ms
api.js
49 ms
core:rpc:shindig.random:shindig.sha1.js
122 ms
2536007149-postmessagerelay.js
96 ms
85 ms
grlryt2bdKIyfMSOhzd1eA.woff
125 ms
xd_arbiter.php
229 ms
xd_arbiter.php
436 ms
tweet_button.6a78875565a912489e9aef879c881358.ja.html
57 ms
jot
86 ms
ir
198 ms
ad.gif
562 ms
amazon.gif
618 ms
dmr.gif
655 ms
e-earphone.gif
672 ms
fujiya-avic.gif
707 ms
soundhouse.gif
884 ms
juno.gif
896 ms
comp.gif
955 ms
rcas.gif
998 ms
bt.gif
1007 ms
B00HVLUR18.09.THUMBZZZ.jpg
121 ms
ir
99 ms
cc.gif
799 ms
page.gif
1009 ms
shosai.png
1014 ms
next.gif
1073 ms
B00IBQI1W4.09.THUMBZZZ.jpg
113 ms
B00898L4SW.09.THUMBZZZ.jpg
114 ms
B00IBQI29Q.09.THUMBZZZ.jpg
118 ms
B00FAKMTSG.09.THUMBZZZ.jpg
115 ms
B01769SN6K.09.THUMBZZZ.jpg
114 ms
B000UPEJCU.09.THUMBZZZ.jpg
135 ms
B000H5TDLA.09.THUMBZZZ.jpg
169 ms
B00UMM1EQA.09.THUMBZZZ.jpg
138 ms
B008F82BTM.09.THUMBZZZ.jpg
132 ms
small-logo.png
20 ms
GnewsSearch
361 ms
like.php
62 ms
vpc6VNjRPXV.js
486 ms
LVx-xkvaJ0b.png
548 ms
h-navi.net 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
<frame> or <iframe> elements do not have a title
h-navi.net best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Page has valid source maps
h-navi.net SEO score
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
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise H-navi.net 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 H-navi.net 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.
h-navi.net
Open Graph description is not detected on the main page of H 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: