41.9 sec in total
4.7 sec
36.9 sec
264 ms
Visit denon.com.cn now to see the best up-to-date Denon content for China and also check out these interesting facts you probably never knew about denon.com.cn
Denon自1910年以来已成为一家值得信赖的全球高品质家庭影院、音响和软件产品的领先制造商。Denon以其创新和突破性产品享有国际声誉,在技术创新方面具有悠久历史,包括脉冲编码调整(PCM)数码音频和第一台13声道AV接收机的开发和突破性商业化。
Visit denon.com.cnWe analyzed Denon.com.cn page load time and found that the first response time was 4.7 sec and then it took 37.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
denon.com.cn performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value20.4 s
0/100
25%
Value11.5 s
5/100
10%
Value1,800 ms
10/100
30%
Value2.429
0/100
15%
Value20.6 s
2/100
10%
4685 ms
77 ms
449 ms
103 ms
30 ms
Our browser made a total of 321 requests to load all elements on the main page. We found that 76% of them (243 requests) were addressed to the original Denon.com.cn, 12% (37 requests) were made to S.amazon-adsystem.com and 2% (5 requests) were made to Cm.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (19.2 sec) belongs to the original domain Denon.com.cn.
Page size can be reduced by 689.7 kB (21%)
3.3 MB
2.7 MB
In fact, the total size of Denon.com.cn main page is 3.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.
Potential reduce by 122.1 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 122.1 kB or 82% of the original size.
Potential reduce by 541.0 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, Denon needs image optimization as it can save up to 541.0 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 26.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 24 B
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. Denon.com.cn has all CSS files already compressed.
Number of requests can be reduced by 248 (82%)
304
56
The browser has sent 304 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Denon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 202 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
denon.com.cn
4685 ms
www.denon.com.cn
77 ms
zh-cn
449 ms
gtm.js
103 ms
jquery.min.js
30 ms
bvapi.js
170 ms
style.css
71 ms
font-awesome.css
68 ms
slick.css
60 ms
slider-drag.css
57 ms
addthis_widget.js
65 ms
email-decode.min.js
53 ms
ie-origin-fix.js
219 ms
xaquery.js
89 ms
moment.js
216 ms
lo-dash.js
217 ms
modernizr.js
84 ms
galleria-157.js
89 ms
fullcalendar.js
125 ms
gcal.js
125 ms
jqueryuitouch-punchmin.js
331 ms
hammer.js
321 ms
backbone-min.js
332 ms
typeahead.js
215 ms
jquerymCustomScrollbar.js
332 ms
flash-polyfill.js
332 ms
mediaelement-and-player.js
331 ms
dailymotion.js
331 ms
facebook.js
439 ms
soundcloud.js
10390 ms
twitch.js
439 ms
vimeo.js
439 ms
xa.js
438 ms
observer.js
439 ms
partial-design-highlight.js
459 ms
trackinginit.js
10400 ms
tracking.js
10436 ms
trackingmovies.js
10392 ms
trackingmoviesmejsplayer.js
10436 ms
trackingmoviesplayer.js
10400 ms
trackingmoviesplayermanager.js
10517 ms
trackingmoviesyoutubeplayer.js
10519 ms
trackingmoviesyoutubeplayerhandlers.js
10564 ms
google-maps-connector.js
10493 ms
component-location-service.js
10418 ms
component-map.js
10589 ms
component-location-service.js
10435 ms
component-search.js
10464 ms
component-search-ajax.js
10565 ms
component-search-base-model.js
10596 ms
component-search-base-view.js
10641 ms
component-search-box.js
10439 ms
js
186 ms
analytics.js
255 ms
bat.js
288 ms
1774953858.js
288 ms
component-search-facet-data.js
10424 ms
component-search-facet-dropdown.js
10532 ms
component-search-facet-managed-range.js
10531 ms
component-search-facet-range-slider.js
10554 ms
jquery-bv%403.5.1%2Blodash-bv%404.17.19.js
197 ms
bv-primary.js
236 ms
component-search-facet-slider.js
10425 ms
component-search-load-more.js
10378 ms
component-search-location-filter.js
10379 ms
component-search-page-selector.js
10395 ms
component-search-page-size.js
10406 ms
component-search-parameters.js
10503 ms
component-search-query.js
10421 ms
component-search-radius-filter.js
10437 ms
collect
552 ms
dtag.js
209 ms
pa-5f8ecb81dfb2d5001300009a.js
207 ms
hotjar-2018946.js
311 ms
denon.js
314 ms
events.js
309 ms
collect
182 ms
collect
280 ms
component-search-results.js
10409 ms
component-search-results-count.js
10410 ms
component-search-results-filter.js
10409 ms
component-search-sort.js
10353 ms
component-search-url.js
10461 ms
component-search-variant-filter.js
10437 ms
screen.css
108 ms
iu3
207 ms
bv-analytics.js
148 ms
collect
61 ms
pr
29 ms
modules.1a30a0a67c3c23c13060.js
43 ms
main.MWY4NTJmNDQ3NA.js
40 ms
286 ms
setuid
285 ms
Serving
332 ms
amazon
287 ms
map
439 ms
usermatch.gif
52 ms
v1
295 ms
pixel
315 ms
v2
51 ms
usersync
286 ms
ecm3
328 ms
pixel
314 ms
ga-audiences
264 ms
ecm3
42 ms
ecm3
54 ms
ecm3
55 ms
ecm3
44 ms
match
26 ms
ecm3
41 ms
ecm3
56 ms
ecm3
50 ms
ecm3
44 ms
ecm3
39 ms
ecm3
43 ms
ecm3
35 ms
ecm3
44 ms
ecm3
80 ms
ecm3
38 ms
ecm3
41 ms
ecm3
42 ms
pixel
27 ms
pixel
25 ms
ecm3
35 ms
ecm3
32 ms
ecm3
32 ms
ecm3
27 ms
ecm3
26 ms
ecm3
26 ms
ecm3
28 ms
ecm3
27 ms
ecm3
51 ms
ecm3
21 ms
ecm3
17 ms
ecm3
21 ms
ecm3
22 ms
ecm3
19 ms
ecm3
17 ms
ecm3
15 ms
ecm3
8 ms
ecm3
9 ms
pixel
13 ms
ecm3
9 ms
component-search-service.js
458 ms
component-search-router.js
473 ms
component-search-facet-daterange.js
471 ms
accessibility.js
472 ms
component-accordions.js
511 ms
component-archive.js
513 ms
component-breadcrumb.js
487 ms
component-carousel.js
454 ms
component-container.js
442 ms
component-disqus.js
440 ms
component-facebook.js
448 ms
component-flash.js
433 ms
component-flip.js
414 ms
component-fullcalendar.js
407 ms
component-galleria.js
372 ms
component-language-selector.js
353 ms
component-navigation.js
402 ms
component-overlay.js
341 ms
component-snippet.js
368 ms
component-social.js
298 ms
component-tabs.js
313 ms
component-toggle.js
329 ms
component-video.js
351 ms
component-video-playlist.js
296 ms
details-polyfill.js
346 ms
fixheight.js
310 ms
search-fixheight.js
315 ms
resolveconflicts.js
338 ms
knockout-3-4-2.js
285 ms
jquery-321.js
327 ms
jqueryvalidate.js
280 ms
bootstrap-121.js
289 ms
jqueryunobtrusive-ajax.js
287 ms
jqueryvalidateunobtrusive.js
263 ms
jquerycookie.js
284 ms
jqueryplaceholder.js
308 ms
jsuri-111.js
264 ms
knockoutvalidation-200.js
274 ms
dom-observer.js
248 ms
messaging.js
259 ms
ajax.js
255 ms
productselection.js
212 ms
productprice.js
218 ms
cart-context.js
216 ms
productselection-models.js
224 ms
application.js
285 ms
component.js
217 ms
startup.js
217 ms
form.js
227 ms
account-registration.js
303 ms
account-login.js
292 ms
account-forgotpassword.js
287 ms
account-address-list.js
275 ms
account-address-list-model.js
215 ms
account-address-editor.js
223 ms
account-address-editor-model.js
242 ms
account-orders-model.js
224 ms
account-recent-orders.js
245 ms
account-order-history.js
239 ms
account-changepassword.js
304 ms
account-profileeditor.js
236 ms
cart-checkout-address-model.js
226 ms
cart-checkout-delivery-model.js
232 ms
cart-checkout-billing-model.js
215 ms
cart-checkout-review-model.js
204 ms
cart-checkout-delivery.js
215 ms
cart-checkout-billing.js
214 ms
cart-checkout-review.js
209 ms
cart-models.js
206 ms
cart-addtocart.js
206 ms
cart-addtocart-productselection-handler.js
9533 ms
cart-lines-model.js
206 ms
cart-lines.js
220 ms
cart-total.js
214 ms
cart-total-model.js
9512 ms
cart-promotion.js
9609 ms
cart-promotion-model.js
210 ms
cart-minicart-model.js
209 ms
cart-minicart.js
213 ms
catalog-productlistsorting.js
9660 ms
catalog-productlistitemsperpage.js
212 ms
catalog-productprice-model.js
220 ms
catalog-productprice.js
223 ms
catalog-productinventory-model.js
226 ms
catalog-productInventory.js
225 ms
catalog-productvariant-model.js
208 ms
catalog-productvariant.js
222 ms
catalog-productfacets.js
200 ms
catalog-productlist.js
9699 ms
catalog-productlist-model.js
214 ms
catalog-promotedproducts.js
9704 ms
catalog-promotedproducts-model.js
9411 ms
catalog-productbundle.js
10153 ms
catalog-productbundle-model.js
10124 ms
catalog-productlistheader.js
9499 ms
language-selection-language.js
10305 ms
messageSummarymodel.js
10188 ms
messageSummary.js
10265 ms
category-navigation-navigationbar.js
9688 ms
main.js
9701 ms
browser.js
9711 ms
forms.js
9733 ms
add-to-cart.js
9742 ms
category-navigation.js
9759 ms
component-carousel.js
10268 ms
language-selector.js
10084 ms
product-bundle.js
19221 ms
product-facet-component.js
19245 ms
product-image.js
10150 ms
search-bar.js
10162 ms
sub-category-navigation-component.js
10187 ms
topbarlinks.js
10203 ms
easing.js.min.js
10231 ms
jquery.sticky.js
10227 ms
lightGallery.min.js
10210 ms
owl.carousel.min.js
10221 ms
slick.min.js
10211 ms
jquery.bxslider.js
10205 ms
slider-drag.js
19163 ms
jcarousel.js
10201 ms
jquery.cycle2.min.js
19140 ms
collect
226 ms
custom.js
1006 ms
denon.js
9905 ms
cookie.js
1008 ms
dealer-locator-apac.js
9903 ms
29E682_1_0.woff
9824 ms
29E682_2_0.woff
9921 ms
29E682_0_0.woff
9796 ms
logo.jpg
9784 ms
HEOSapp.png
9765 ms
sprite.png
9751 ms
HEOS_7_1280x818.jpg
9770 ms
HEOSlogo.png
9714 ms
sub_category_denonhome_021219063425.png
9811 ms
19_ceol_piccolo.png
9729 ms
Headphones_EL_AH-W200_Eng.png
9636 ms
07_heos_homecinema_newref.png
9392 ms
44_DENON-AVR-X7200W_BK_E2-product-right.png
9688 ms
38_DBT-1713-UD_left_C.png
9639 ms
09_dht-t110.png
9769 ms
51_pma-2500.png
9593 ms
32_dcd_2500.png
9570 ms
dnp_2000ne.png
9617 ms
Turntable.png
9691 ms
30_131204-DA_300USB-product-angled_left_C.png
9743 ms
Ceol_Carino-WT-front-view-system-lying_01042017.png
9742 ms
DENON-CEOL_N9_BK-main-product-shot-right.png
9723 ms
DENON-D_M40_BL-speakers_BL.png
9722 ms
de_dt1_bk_e3_e2_e1c_jp_ot_002_lo_07122018.jpg
9721 ms
PerLPro_cover_XL.png
9710 ms
10_Denon-AH-MM400-cover_UK.png
9852 ms
heos-logo.png
9740 ms
bnrLoader.gif
9714 ms
bnrBlank.png
9700 ms
2141_DN_DHT-S517_Old-Site_HP-Banner_1920x800_v1.jpg
9768 ms
Denon_Home_Sound-Bar-550-Home-Page-Hero-D2C_1920x800_v3.jpg
878 ms
1658_DN_110_HomePg_Family_1920x800_081720_ekg.jpg
890 ms
Home_Page_Herobanner_L-1920x800_17042020.jpg
862 ms
DHT-S216_hero_banner.jpg
870 ms
6700_hero_banner_04092020.jpg
881 ms
denon_10-reasons_avr_homepage-herobanner_1920x800_251119061936.jpg
878 ms
ga.js
91 ms
EISA-Award-Denon-AVC-X4700H_17082020.png
773 ms
eisa_award_logo-denonavc-x8500h.jpg
784 ms
what-hifi.jpg
788 ms
eisa-award-logo-denon-ceol-n10_120219084053.jpg
760 ms
audiotest-denon-ah-d9200.jpg
792 ms
bookmarkIcon.png
810 ms
29E682_5_0.woff
783 ms
flagssprite_small.png
767 ms
Weibo_Logo.png
785 ms
social_weChat.png
781 ms
qrcode_for_gh_f1b8810dd03d_430.jpg
720 ms
progress.gif
561 ms
arrowTop.png
496 ms
worldMap.png
502 ms
close_pop.png
497 ms
denon.com.cn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
[role] values are not valid
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
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.
denon.com.cn 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
Missing source maps for large first-party JavaScript
denon.com.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Tap targets are not sized appropriately
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Denon.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Denon.com.cn 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.
denon.com.cn
Open Graph description is not detected on the main page of Denon. 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: