Tools & Wizards About Us
czb6721960.aliexpress.com screenshot

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

czb6721960.aliexpress.com

CZB6721960 Store - Amazing products with exclusive discounts on AliExpress

Page Load Speed

16 sec in total

First Response

680 ms

Resources Loaded

14.9 sec

Page Rendered

437 ms

czb6721960.aliexpress.com screenshot

About Website

Click here to check amazing CZB6721960 Ali Express content for Brazil. Otherwise, check out these important facts you probably never knew about czb6721960.aliexpress.com

Discover the wide range of from AliExpress Top Seller CZB6721960 Store.Enjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return.

Visit czb6721960.aliexpress.com

Key Findings

We analyzed Czb6721960.aliexpress.com page load time and found that the first response time was 680 ms and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

czb6721960.aliexpress.com performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value19.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,860 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value1.272

1/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

czb6721960.aliexpress.com

680 ms

1101201936

418 ms

159 ms

next.min.css

22 ms

index.css

226 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Czb6721960.aliexpress.com, 28% (44 requests) were made to Assets.alicdn.com and 19% (30 requests) were made to Ae01.alicdn.com. The less responsive or slowest element that took the longest time to load (3.8 sec) relates to the external source Bdc.alibabachengdun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (56%)

Content Size

3.4 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Czb6721960.aliexpress.com main page is 3.4 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. Only a small number of websites need less resources to load. Javascripts take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 231.8 kB

  • Original 306.6 kB
  • After minification 300.2 kB
  • After compression 74.8 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 231.8 kB or 76% of the original size.

Image Optimization

-37%

Potential reduce by 7.7 kB

  • Original 20.9 kB
  • After minification 13.2 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, CZB6721960 Ali Express needs image optimization as it can save up to 7.7 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-53%

Potential reduce by 1.5 MB

  • Original 2.8 MB
  • After minification 2.8 MB
  • After compression 1.3 MB

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 1.5 MB or 53% of the original size.

CSS Optimization

-59%

Potential reduce by 208.5 kB

  • Original 356.2 kB
  • After minification 356.1 kB
  • After compression 147.7 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. Czb6721960.aliexpress.com needs all CSS files to be minified and compressed as it can save up to 208.5 kB or 59% of the original size.

Requests Breakdown

Number of requests can be reduced by 107 (73%)

Requests Now

146

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CZB6721960 Ali Express. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 54 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

czb6721960.aliexpress.com

czb6721960.aliexpress.com

680 ms

1101201936

1101201936

418 ms

159 ms

next.min.css

next.min.css

22 ms

index.css

index.css

226 ms

index.js

index.js

230 ms

index.js

index.js

261 ms

index.js

index.js

254 ms

ae-header.css

ae-header.css

225 ms

ae-header.js

ae-header.js

229 ms

index.css

index.css

247 ms

index.js

index.js

247 ms

_cross_page_loader_.js

_cross_page_loader_.js

248 ms

register.js

register.js

97 ms

99 ms

index.js

index.js

23 ms

index.web.cmd.js

index.web.cmd.js

97 ms

100 ms

index.web.js

index.web.js

99 ms

index.web.js

index.web.js

148 ms

index.web.js

index.web.js

101 ms

index.web.js

index.web.js

101 ms

index.web.js

index.web.js

101 ms

index.web.js

index.web.js

102 ms

index.web.js

index.web.js

102 ms

index.web.js

index.web.js

103 ms

index.web.js

index.web.js

104 ms

index.web.js

index.web.js

119 ms

index.web.js

index.web.js

104 ms

index.web.js

index.web.js

104 ms

index.web.js

index.web.js

117 ms

index.web.js

index.web.js

105 ms

index.web.js

index.web.js

115 ms

index.web.js

index.web.js

116 ms

gep-tracker.js

gep-tracker.js

124 ms

gep-sdk.js

gep-sdk.js

816 ms

100 ms

10x10.png

10x10.png

54 ms

240x168.png

240x168.png

54 ms

65x70.gif

65x70.gif

71 ms

20x20.png

20x20.png

77 ms

13 ms

epssw.js

epssw.js

31 ms

303 ms

et_n.js

et_n.js

688 ms

index.js

index.js

314 ms

rp

rp

1464 ms

wcfg.json

wcfg.json

3814 ms

313 ms

index.js

index.js

684 ms

et_f.js

et_f.js

313 ms

10x10.png

10x10.png

675 ms

240x168.png

240x168.png

675 ms

eg.js

eg.js

3528 ms

240x168.png

240x168.png

108 ms

renderPageData.htm

renderPageData.htm

426 ms

H907757fdad184e31a1b58bd6507666deo.png

H907757fdad184e31a1b58bd6507666deo.png

238 ms

mem8YaGs126MiZpBA-U1UQ.woff

mem8YaGs126MiZpBA-U1UQ.woff

80 ms

open-sans.006320aa.woff

open-sans.006320aa.woff

79 ms

mem5YaGs126MiZpBA-UNirk-Vg.woff

mem5YaGs126MiZpBA-UNirk-Vg.woff

81 ms

mem5YaGs126MiZpBA-UN7rg-Vg.woff

mem5YaGs126MiZpBA-UN7rg-Vg.woff

77 ms

H6dea52a7c0df4bd4846cec6add0060acM.png

H6dea52a7c0df4bd4846cec6add0060acM.png

106 ms

40x40.png

40x40.png

78 ms

20x20.png

20x20.png

78 ms

aes.1.1

aes.1.1

2617 ms

info

info

18 ms

96x96.png

96x96.png

2160 ms

arrow-left.acf07a9d.png

arrow-left.acf07a9d.png

2151 ms

execute

execute

1743 ms

execute

execute

1314 ms

1240 ms

execute

execute

905 ms

execute

execute

513 ms

H3e88f6d773d445a0bbfc3451d29681737.jpg

H3e88f6d773d445a0bbfc3451d29681737.jpg

507 ms

288 ms

Saa1a1bc38090404583b5771f4ba0d2f0G.png

Saa1a1bc38090404583b5771f4ba0d2f0G.png

237 ms

48x48.png

48x48.png

225 ms

48x48.png

48x48.png

224 ms

HTB1_XTyajLuK1Rjy0Fhq6xpdFXaq.jpg

HTB1_XTyajLuK1Rjy0Fhq6xpdFXaq.jpg

2171 ms

S62da8361577c4d0a8917d62a91b3f168e.jpg

S62da8361577c4d0a8917d62a91b3f168e.jpg

710 ms

S28b32d1f834d4be09bfc502f3c54efebp.jpg

S28b32d1f834d4be09bfc502f3c54efebp.jpg

499 ms

H8253e3808a2546a69b92e8dc23e26b4dL.png

H8253e3808a2546a69b92e8dc23e26b4dL.png

2173 ms

S89778387626a4590aa23ab40027523b2C.jpg

S89778387626a4590aa23ab40027523b2C.jpg

500 ms

HTB1WkShPY2pK1RjSZFs761NlXXay.png

HTB1WkShPY2pK1RjSZFs761NlXXay.png

498 ms

HTB1QHqMP4naK1RjSZFt762C2VXa1.png

HTB1QHqMP4naK1RjSZFt762C2VXa1.png

498 ms

Sdfc99034c8e94920821b890af7198040z.jpg

Sdfc99034c8e94920821b890af7198040z.jpg

526 ms

g.gif

g.gif

290 ms

aes.1.1

aes.1.1

495 ms

index.web.js

index.web.js

24 ms

baxiaJsonpHandler.js

baxiaJsonpHandler.js

3 ms

punish:resource:template:AESpace:default_184083.html

punish:resource:template:AESpace:default_184083.html

2288 ms

247 ms

app.gif

app.gif

1727 ms

aes.1.1

aes.1.1

1448 ms

ae.pc_ctr.statweb_ae_ctr

ae.pc_ctr.statweb_ae_ctr

1645 ms

ae.pc_ctr.statweb_ae_ctr

ae.pc_ctr.statweb_ae_ctr

1458 ms

1227 ms

1251 ms

879 ms

670 ms

665 ms

463 ms

aes.1.1

aes.1.1

263 ms

eg.js

eg.js

260 ms

H1ae6b346a06441d7ac7b26b5702efea9M.png

H1ae6b346a06441d7ac7b26b5702efea9M.png

38 ms

H2c0f139f44264c2787f78eca23889b305.png

H2c0f139f44264c2787f78eca23889b305.png

99 ms

aes.1.1

aes.1.1

460 ms

aes.1.1

aes.1.1

345 ms

AC-50V-500V-Square-Voltmeter-Digital-Voltage-Tester-Monitor-EU-Plug-LED-Display-Voltmeter-Indicator-Light.jpg_350x350xz.jpg

AC-50V-500V-Square-Voltmeter-Digital-Voltage-Tester-Monitor-EU-Plug-LED-Display-Voltmeter-Indicator-Light.jpg_350x350xz.jpg

623 ms

234x64.png

234x64.png

162 ms

AS-20-Automatic-On-Off-Photocell-Street-Light-Switch-AC-DC-12V-10A-Photo-Control-Photoswitch.jpg_350x350xz.jpg

AS-20-Automatic-On-Off-Photocell-Street-Light-Switch-AC-DC-12V-10A-Photo-Control-Photoswitch.jpg_350x350xz.jpg

489 ms

91L16-Pointer-Type-Voltmeter-AC-Voltage-Tester-Analog-Panel-Meter-Mini-Voltage-Meter-Measuring-Instrument-DC.jpg_350x350xz.jpg

91L16-Pointer-Type-Voltmeter-AC-Voltage-Tester-Analog-Panel-Meter-Mini-Voltage-Meter-Measuring-Instrument-DC.jpg_350x350xz.jpg

622 ms

116x64.png

116x64.png

147 ms

298x64.png

298x64.png

145 ms

154x64.png

154x64.png

143 ms

flexible.js

flexible.js

39 ms

qrcode.min.js

qrcode.min.js

39 ms

main.css

main.css

41 ms

punishpage.min.js

punishpage.min.js

45 ms

44 ms

LCR-P1-Transistor-Tester-Diode-Triode-Capacimeter-Resistance-LCR-ESR-Meter-MOSFET-NPN-PNP-SMD-Multifunction.png_350x350xz.png

LCR-P1-Transistor-Tester-Diode-Triode-Capacimeter-Resistance-LCR-ESR-Meter-MOSFET-NPN-PNP-SMD-Multifunction.png_350x350xz.png

214 ms

510-Thread-Battery-Pen-Solder-Iron-Shaped-Battery-Set-Portable-Electric-Soldering-Iron-Adjustment-Heating-Devices.png_350x350xz.png

510-Thread-Battery-Pen-Solder-Iron-Shaped-Battery-Set-Portable-Electric-Soldering-Iron-Adjustment-Heating-Devices.png_350x350xz.png

118 ms

LCR-P1-Transistor-Tester-Multimeter-Diode-Triode-Capacitance-Resistance-Meter-LCR-ESR-NPN-PNP-MOSFET-SMD.jpg_350x350xz.jpg

LCR-P1-Transistor-Tester-Multimeter-Diode-Triode-Capacitance-Resistance-Meter-LCR-ESR-NPN-PNP-MOSFET-SMD.jpg_350x350xz.jpg

396 ms

XL6009-LM2596S-DC-DC-Step-Up-Down-Boost-Buck-Voltage-Power-Converter-Module.jpg_350x350xz.jpg

XL6009-LM2596S-DC-DC-Step-Up-Down-Boost-Buck-Voltage-Power-Converter-Module.jpg_350x350xz.jpg

688 ms

DC-4-5-40V-to-5V-2A-DC-DC-Step-Down-Buck-Converter-Module-USB-Charger.jpg_350x350xz.jpg

DC-4-5-40V-to-5V-2A-DC-DC-Step-Down-Buck-Converter-Module-USB-Charger.jpg_350x350xz.jpg

547 ms

2A-USB-Charger-DC-DC-Step-Down-Buck-Converter-DC-4-5-40V-to-5V-Car.jpg_350x350xz.jpg

2A-USB-Charger-DC-DC-Step-Down-Buck-Converter-DC-4-5-40V-to-5V-Car.jpg_350x350xz.jpg

798 ms

75W-5A-Step-Down-Voltage-Regulator-Adjustable-DC-DC-Buck-Converter-Power-Transformer-Supply-12V-24V.jpg_350x350xz.jpg

75W-5A-Step-Down-Voltage-Regulator-Adjustable-DC-DC-Buck-Converter-Power-Transformer-Supply-12V-24V.jpg_350x350xz.jpg

894 ms

DC-DC-Step-Up-Down-Boost-buck-Voltage-Power-Converter-Module-LM2577S-LM2596S.jpg_350x350xz.jpg

DC-DC-Step-Up-Down-Boost-buck-Voltage-Power-Converter-Module-LM2577S-LM2596S.jpg_350x350xz.jpg

1053 ms

120W-Power-Supply-DC-DC-Step-Up-Boost-Converter-Module-10V-32V-35-60V-Voltage-Regulator.jpg_350x350xz.jpg

120W-Power-Supply-DC-DC-Step-Up-Boost-Converter-Module-10V-32V-35-60V-Voltage-Regulator.jpg_350x350xz.jpg

978 ms

DC-DC-Boost-Converter-Power-Supply-Step-Up-Module-10-32V-to-60-97V-100W-Voltage.jpg_350x350xz.jpg

DC-DC-Boost-Converter-Power-Supply-Step-Up-Module-10-32V-to-60-97V-100W-Voltage.jpg_350x350xz.jpg

946 ms

DC-DC-5V-30V-5A-XL4015-Step-down-Converter-Adjustable-Power-Supply-Module-DC-5V-12V.jpg_350x350xz.jpg

DC-DC-5V-30V-5A-XL4015-Step-down-Converter-Adjustable-Power-Supply-Module-DC-5V-12V.jpg_350x350xz.jpg

1159 ms

1M-3-3ft-K-Type-Thermocouple-Control-Temperature-Controller-0-800C-Sensor-Probe.jpg_350x350xz.jpg

1M-3-3ft-K-Type-Thermocouple-Control-Temperature-Controller-0-800C-Sensor-Probe.jpg_350x350xz.jpg

1508 ms

DC-12V-Photoresistor-Relay-Module-Light-Detect-Sensor-With-Timer-Sensitivity-Adjustment-Car-Light-Control.jpg_350x350xz.jpg

DC-12V-Photoresistor-Relay-Module-Light-Detect-Sensor-With-Timer-Sensitivity-Adjustment-Car-Light-Control.jpg_350x350xz.jpg

1391 ms

5V-DHT-11-DHT11-Temperature-and-Relative-Humidity-Sensor-Module-With-Dupont-Cables-for-Arduino-DIY.jpg_350x350xz.jpg

5V-DHT-11-DHT11-Temperature-and-Relative-Humidity-Sensor-Module-With-Dupont-Cables-for-Arduino-DIY.jpg_350x350xz.jpg

2010 ms

Optical-Endstop-Light-Control-Limit-Switch-For-CNC-RAMPS-1-4-Board-3D-Printers-Parts-with.jpg_350x350xz.jpg

Optical-Endstop-Light-Control-Limit-Switch-For-CNC-RAMPS-1-4-Board-3D-Printers-Parts-with.jpg_350x350xz.jpg

1553 ms

L298N-Driver-Board-Module-L298-stepper-motor-smart-car-robot-breadboard-peltier-High-Power.jpg_350x350xz.jpg

L298N-Driver-Board-Module-L298-stepper-motor-smart-car-robot-breadboard-peltier-High-Power.jpg_350x350xz.jpg

1694 ms

AC-DC-24V-10A-Street-Light-Switch-Photoswitch-Auto-On-Off-Photocell-Sensor-Switch-for-Garden.jpg_350x350xz.jpg

AC-DC-24V-10A-Street-Light-Switch-Photoswitch-Auto-On-Off-Photocell-Sensor-Switch-for-Garden.jpg_350x350xz.jpg

1529 ms

3W-2-Mini-Digital-Power-Audio-Amplifier-Board-USB-AMP-Module-DC-5V-Power-Supply-for.jpg_350x350xz.jpg

3W-2-Mini-Digital-Power-Audio-Amplifier-Board-USB-AMP-Module-DC-5V-Power-Supply-for.jpg_350x350xz.jpg

1956 ms

LM2596-DC-DC-Buck-Converter-5V-12V-24V-Step-Down-Power-Supply-Transformer-Voltage-Regulaotor-Converter.jpg_350x350xz.jpg

LM2596-DC-DC-Buck-Converter-5V-12V-24V-Step-Down-Power-Supply-Transformer-Voltage-Regulaotor-Converter.jpg_350x350xz.jpg

1792 ms

52mm-PP-Liquid-Water-Level-Sensor-Horizontal-Float-Switch-Down.jpg_350x350xz.jpg

52mm-PP-Liquid-Water-Level-Sensor-Horizontal-Float-Switch-Down.jpg_350x350xz.jpg

1930 ms

600W-DC-DC-10V-60V-to-12V-80V-Step-Up-Boost-Converter-Module-Solar-Notebook-Power.jpg_350x350xz.jpg

600W-DC-DC-10V-60V-to-12V-80V-Step-Up-Boost-Converter-Module-Solar-Notebook-Power.jpg_350x350xz.jpg

2088 ms

KSD301-85-C-Normal-Close-NC-Temperature-Controlled-Switch-Thermostat-10A-250V.jpg_350x350xz.jpg

KSD301-85-C-Normal-Close-NC-Temperature-Controlled-Switch-Thermostat-10A-250V.jpg_350x350xz.jpg

2049 ms

L293D-Stepper-Motor-Driver-PUSH-PULL-FOUR-CHANNEL-MOTOR-DRIVER-IC-36V-600mA-5pcs-DIY-Driver.jpg_350x350xz.jpg

L293D-Stepper-Motor-Driver-PUSH-PULL-FOUR-CHANNEL-MOTOR-DRIVER-IC-36V-600mA-5pcs-DIY-Driver.jpg_350x350xz.jpg

2267 ms

aes.1.1

aes.1.1

487 ms

aes.1.1

aes.1.1

263 ms

42x60.png

42x60.png

85 ms

aes.1.1

aes.1.1

466 ms

aes.1.1

aes.1.1

472 ms

aes.1.1

aes.1.1

932 ms

aes.1.1

aes.1.1

702 ms

ae.pc_ctr.statweb_ae_ctr

ae.pc_ctr.statweb_ae_ctr

703 ms

fsp.1.1

fsp.1.1

1212 ms

O1CN01oSZaoy1rcfT5pA6JR_!!6000000005652-2-tps-498-120.png

O1CN01oSZaoy1rcfT5pA6JR_!!6000000005652-2-tps-498-120.png

396 ms

O1CN01uX800r1KcmF5qDeNd_!!6000000001185-2-tps-276-284.png

O1CN01uX800r1KcmF5qDeNd_!!6000000001185-2-tps-276-284.png

411 ms

fsp.1.1

fsp.1.1

228 ms

index.js

index.js

226 ms

aes.1.1

aes.1.1

234 ms

Accessibility Review

czb6721960.aliexpress.com accessibility score

75

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<html> element does not have a [lang] attribute

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

czb6721960.aliexpress.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

czb6721960.aliexpress.com SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document doesn't use legible font sizes

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czb6721960.aliexpress.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Czb6721960.aliexpress.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.

Social Sharing Optimization

czb6721960.aliexpress.com

Open Graph description is not detected on the main page of CZB6721960 Ali Express. 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: