137.5 sec in total
2.9 sec
132.8 sec
1.8 sec
Visit alsrobot.cn now to see the best up-to-date ALSRobot content for China and also check out these interesting facts you probably never knew about alsrobot.cn
奥松机器人专注于3-18岁青少儿人工智能创客教育的课程、软硬件教具的研发和销售,专为学校、托管和K12素质教育机构提供全体系化教学服务方案。课程体系依托于STEAM国际教育理念,让孩子们从实践过程中学习学科知识。
Visit alsrobot.cnWe analyzed Alsrobot.cn page load time and found that the first response time was 2.9 sec and then it took 134.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 125 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
alsrobot.cn performance score
name
value
score
weighting
Value1.9 s
88/100
10%
Value2.6 s
88/100
25%
Value12.2 s
3/100
10%
Value100 ms
98/100
30%
Value0.042
99/100
15%
Value5.4 s
72/100
10%
2886 ms
8987 ms
7440 ms
1930 ms
2984 ms
Our browser made a total of 242 requests to load all elements on the main page. We found that 96% of them (233 requests) were addressed to the original Alsrobot.cn, 2% (4 requests) were made to Hm.baidu.com and 1% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (22.2 sec) belongs to the original domain Alsrobot.cn.
Page size can be reduced by 1.2 MB (40%)
3.0 MB
1.8 MB
In fact, the total size of Alsrobot.cn main page is 3.0 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. 35% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.
Potential reduce by 158.9 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. This page needs HTML code to be minified as it can gain 59.5 kB, which is 33% 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 158.9 kB or 88% of the original size.
Potential reduce by 981.2 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. Obviously, ALSRobot needs image optimization as it can save up to 981.2 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 40.7 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 40.7 kB or 63% of the original size.
Potential reduce by 0 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.
Number of requests can be reduced by 10 (9%)
115
105
The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ALSRobot. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
alsrobot.cn
2886 ms
index.css
8987 ms
jquery1.42.min.js
7440 ms
jquery.SuperSlide.2.1.1.js
1930 ms
index.js
2984 ms
wb.js
69 ms
style.css
1871 ms
common.js
4346 ms
index.js
2400 ms
transport.js
8171 ms
utils.js
5130 ms
jfqh.js
5969 ms
online.ww
4135 ms
header.png
4644 ms
20160315hjteyv.jpg
20286 ms
20160229pcgytc.jpg
19124 ms
20160120synzgt.jpg
20285 ms
20150910jnzcoc.gif
20285 ms
20150910pvcjbf.gif
11245 ms
20160103rggtsm.gif
20285 ms
1453486239766076833.jpg
20285 ms
1453497514138954977.jpg
20286 ms
1453497477773467689.jpg
20288 ms
726_thumb_G_1452275080103.jpg
20288 ms
737_thumb_G_1457897826370.jpg
20295 ms
738_thumb_G_1457914666178.jpg
20298 ms
472_thumb_G_1452811264528.jpg
20303 ms
742_thumb_G_1458841235395.jpg
20304 ms
741_thumb_G_1458175066278.jpg
20305 ms
740_thumb_G_1458165898768.jpg
20308 ms
739_thumb_G_1458164901617.jpg
20310 ms
736_thumb_G_1459474428386.jpg
20312 ms
735_thumb_G_1457051985747.jpg
20312 ms
734_thumb_G_1457046040775.jpg
20312 ms
733_thumb_G_1456878590620.jpg
20314 ms
725_thumb_G_1452123256183.jpg
20316 ms
724_thumb_G_1450831792898.jpg
20316 ms
722_thumb_G_1450811785494.jpg
20315 ms
721_thumb_G_1450747407636.jpg
20315 ms
720_thumb_G_1450733610029.jpg
20315 ms
719_thumb_G_1449617918375.jpg
20315 ms
716_thumb_G_1449531418411.jpg
20317 ms
715_thumb_G_1453137739526.jpg
20319 ms
714_thumb_G_1448390229909.jpg
20320 ms
713_thumb_G_1449019920763.jpg
20321 ms
712_thumb_G_1448219782278.jpg
20322 ms
710_thumb_G_1447713675542.jpg
20324 ms
709_thumb_G_1447699481137.jpg
20325 ms
708_thumb_G_1447632360984.jpg
20313 ms
h.js
3965 ms
hm.js
948 ms
hm.gif
631 ms
T1FXHXXahjXXXAK3zo-77-18.gif
120 ms
707_thumb_G_1446769321225.jpg
19640 ms
hm.gif
321 ms
706_thumb_G_1446599349855.jpg
12148 ms
button_old_11.gif
524 ms
button_old_11.gif
485 ms
703_thumb_G_1444693138715.jpg
7856 ms
702_thumb_G_1443555588525.jpg
3238 ms
701_thumb_G_1444959370211.jpg
20031 ms
700_thumb_G_1443398586044.jpg
4958 ms
699_thumb_G_1450998098565.jpg
19597 ms
698_thumb_G_1444858101845.jpg
5729 ms
697_thumb_G_1443379717265.jpg
11073 ms
695_thumb_G_1442277054360.jpg
6369 ms
690_thumb_G_1439834074441.jpg
7103 ms
1453230300155123299.jpg
17553 ms
34_thumb_G_1441576155291.jpg
9252 ms
210_thumb_G_1455816233933.jpg
8004 ms
33_thumb_G_1459820091254.jpg
9666 ms
433_thumb_G_1379704212047.jpg
10864 ms
600_thumb_G_1418595533984.jpg
10873 ms
36_thumb_G_1459885496306.jpg
13116 ms
264_thumb_G_1450920723487.jpg
12617 ms
38_thumb_G_1450993096772.jpg
12530 ms
418_thumb_G_1450978943152.jpg
16882 ms
229_thumb_G_1450979910044.jpg
18582 ms
270_thumb_G_1459462593364.jpg
18417 ms
677_thumb_G_1434137938541.jpg
18099 ms
678_thumb_G_1434150889672.jpg
19989 ms
77_thumb_G_1450982661485.jpg
19990 ms
1453169822170072710.jpg
20018 ms
1453685396605495901.jpg
20018 ms
448_thumb_G_1450131001965.jpg
20016 ms
48_thumb_G_1450978088092.jpg
20016 ms
592_thumb_G_1415557515106.jpg
20057 ms
1458860247667664681.jpg
20056 ms
1458860219299426699.jpg
20054 ms
221_thumb_G_1450984159589.jpg
20054 ms
43_thumb_G_1452713308432.jpg
20157 ms
533_thumb_G_1393458669157.jpg
20150 ms
147_thumb_G_1459463936962.jpg
22159 ms
491_thumb_G_1450984705697.jpg
22031 ms
659_thumb_G_1429824382868.jpg
21256 ms
661_thumb_G_1429923646796.jpg
20314 ms
636_thumb_G_1457546430605.jpg
20647 ms
42_thumb_G_1449696876070.jpg
20002 ms
60_thumb_G_1450217590936.jpg
20305 ms
629_thumb_G_1449791826806.jpg
19884 ms
165_thumb_G_1450215067614.jpg
20022 ms
72_thumb_G_1452793362114.jpg
19723 ms
41_thumb_G_1452037050674.jpg
20310 ms
1453231874926377735.jpg
20291 ms
1453686880322363085.jpg
20283 ms
400_thumb_G_1450985623111.jpg
20111 ms
153_thumb_G_1450985761056.jpg
20431 ms
493_thumb_G_1385074814626.jpg
20346 ms
49_thumb_G_1450991351843.jpg
19852 ms
401_thumb_G_1374523415670.jpg
19927 ms
225_thumb_G_1356119759193.jpg
17138 ms
544_thumb_G_1450991923522.jpg
17099 ms
471_thumb_G_1459906127883.jpg
16686 ms
44_thumb_G_1450994826388.jpg
19030 ms
489_thumb_G_1384727212420.jpg
17027 ms
643_thumb_G_1450997061802.jpg
18870 ms
664_thumb_G_1450995457262.jpg
17854 ms
663_thumb_G_1450997593807.jpg
17022 ms
515_thumb_G_1450998327442.jpg
19201 ms
454_thumb_G_1450998733335.jpg
17476 ms
453_thumb_G_1450998966997.jpg
18395 ms
1453169896857492844.png
19888 ms
1448302522787113593.png
19887 ms
1448302316913106478.png
19888 ms
1448302616272899671.png
19785 ms
299_thumb_G_1450999542544.jpg
19785 ms
295_thumb_G_1451002316748.jpg
19786 ms
280_thumb_G_1451002622836.jpg
19766 ms
339_thumb_G_1451002994358.jpg
19732 ms
297_thumb_G_1451002932439.jpg
17119 ms
286_thumb_G_1451002878097.jpg
18589 ms
293_thumb_G_1451002758322.jpg
18568 ms
291_thumb_G_1451002701852.jpg
17492 ms
1448302132593866741.png
19616 ms
281_thumb_G_1451003321706.jpg
19393 ms
285_thumb_G_1451003413461.jpg
19910 ms
289_thumb_G_1451003619438.jpg
18182 ms
301_thumb_G_1451003105732.jpg
18503 ms
300_thumb_G_1451003233228.jpg
19988 ms
337_thumb_G_1451003179782.jpg
19372 ms
172_thumb_G_1450999759139.jpg
16282 ms
463_thumb_G_1450999990874.jpg
17744 ms
438_thumb_G_1451000103151.jpg
14964 ms
686_thumb_G_1444690844984.jpg
16224 ms
687_thumb_G_1439752246270.jpg
17887 ms
685_thumb_G_1451000163390.jpg
15584 ms
413_thumb_G_1451000369727.jpg
17944 ms
381_thumb_G_1451000293574.jpg
18306 ms
1453169729448526396.jpg
20369 ms
1453169655861342149.jpg
20151 ms
90_thumb_G_1451000472885.jpg
17008 ms
94_thumb_G_1451000517913.jpg
16468 ms
428_thumb_G_1451000594617.jpg
16993 ms
192_thumb_G_1451000834119.jpg
16582 ms
196_thumb_G_1451000790185.jpg
16619 ms
131_thumb_G_1451000697234.jpg
17433 ms
91_thumb_G_1451000639830.jpg
17757 ms
598_thumb_G_1418752473326.jpg
18631 ms
469_thumb_G_1451001360883.jpg
17745 ms
501_thumb_G_1451002020339.jpg
19653 ms
317_thumb_G_1451001947250.jpg
20013 ms
249_thumb_G_1451001836939.jpg
18206 ms
239_thumb_G_1451001632637.jpg
20011 ms
336_thumb_G_1451001512753.jpg
20009 ms
245_thumb_G_1451001442546.jpg
18338 ms
117_thumb_G_1451001128706.jpg
18760 ms
1458003367774248467.png
20134 ms
1453687404462566969.jpg
20123 ms
195_thumb_G_1355167157213.jpg
19993 ms
410_thumb_G_1376602977996.jpg
19998 ms
193_thumb_G_1355166922021.jpg
16687 ms
528_thumb_G_1400538567934.jpg
18946 ms
575_thumb_G_1411929624430.jpg
18385 ms
1378257863794171682.jpg
18961 ms
1378250243369387218.jpg
20494 ms
1378252094534214205.jpg
20035 ms
1378254645072429897.jpg
20055 ms
1378247814996974368.jpg
19778 ms
1457120940111954331.jpg
17464 ms
1350667862811588970.jpg
19025 ms
1378252935237175656.jpg
19227 ms
1378254731282943892.jpg
19016 ms
1378253464103670278.jpg
19911 ms
1378342184956195574.jpg
20452 ms
1378492319340400256.jpg
18806 ms
1380394367996020374.jpg
18328 ms
1378342051043358810.jpg
19589 ms
1378341833952594735.jpg
20361 ms
1378256616570578854.jpg
19921 ms
1378344812257039765.jpg
18604 ms
1378344518290944342.jpg
19999 ms
1378344374167848594.jpg
19998 ms
1378344074996824576.jpg
19954 ms
1379789573494483211.jpg
20252 ms
1379788773101923832.jpg
18713 ms
1379787912135613778.jpg
19250 ms
1379790738825358234.jpg
20356 ms
1379786425215939400.jpg
19313 ms
1381083620569472928.jpg
19411 ms
1381426041221795690.jpg
19984 ms
1383504299624534106.jpg
20273 ms
1433192604896819421.png
17528 ms
1457120961649761685.jpg
18301 ms
1433204741693516786.png
18215 ms
1433204041250113136.png
17247 ms
1414621923622912478.jpg
20000 ms
1420309237150304713.jpg
16869 ms
1420334233517678315.jpg
18463 ms
1426016180840521428.png
16332 ms
1433202508120263706.png
18162 ms
1439838102501340732.jpg
18086 ms
1439836533584280021.jpg
14799 ms
ewm2.png
19993 ms
eye.png
16689 ms
backHeadImg.png
19130 ms
logo.png
19673 ms
nav.png
20209 ms
main-bg.png
19917 ms
search.png
19573 ms
sbtn.png
20181 ms
cart.png
20000 ms
nav-line.png
19998 ms
f2-nav-hover.png
19906 ms
tuijian.png
20055 ms
left-btn.png
19989 ms
right-btn.png
19986 ms
special.png
20073 ms
special-btn.png
20014 ms
news-bg.png
19999 ms
tj-d.png
19996 ms
prev.png
20122 ms
next.png
20003 ms
bg.png
19672 ms
electronic_btn_scroll.png
19575 ms
btns.png
19986 ms
footericon.png
19950 ms
footer1.png
19848 ms
ewm.png
19992 ms
ao.png
19772 ms
aoHand.png
19745 ms
aoHover.png
19828 ms
dialog.png
19783 ms
alsrobot.cn 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 [lang] attribute
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.
alsrobot.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
alsrobot.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alsrobot.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Alsrobot.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.
alsrobot.cn
Open Graph description is not detected on the main page of ALSRobot. 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: