Tools & Wizards About Us
blackdeer.aliexpress.com screenshot

Report Summary

  • 0

    Performance

  • 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

blackdeer.aliexpress.com

Page Load Speed

15.1 sec in total

First Response

545 ms

Resources Loaded

13.5 sec

Page Rendered

1.1 sec

blackdeer.aliexpress.com screenshot

About Website

Click here to check amazing Blackdeer Aliexpress content for Brazil. Otherwise, check out these important facts you probably never knew about blackdeer.aliexpress.com

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Key Findings

We analyzed Blackdeer.aliexpress.com page load time and found that the first response time was 545 ms and then it took 14.6 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

blackdeer.aliexpress.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.3 s

1/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value25.9 s

0/100

10%

TBT (Total Blocking Time)

Value5,820 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.256

1/100

15%

TTI (Time to Interactive)

Value39.6 s

0/100

10%

Network Requests Diagram

blackdeer.aliexpress.com

545 ms

1101297495

431 ms

59 ms

next.min.css

74 ms

index.css

51 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Blackdeer.aliexpress.com, 34% (41 requests) were made to Assets.alicdn.com and 26% (31 requests) were made to Ae01.alicdn.com. The less responsive or slowest element that took the longest time to load (5.9 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (50%)

Content Size

2.9 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackdeer.aliexpress.com main page is 2.9 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 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 247.7 kB

  • Original 325.9 kB
  • After minification 319.5 kB
  • After compression 78.3 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 247.7 kB or 76% of the original size.

Image Optimization

-35%

Potential reduce by 7.7 kB

  • Original 21.6 kB
  • After minification 13.9 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, Blackdeer Aliexpress needs image optimization as it can save up to 7.7 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-50%

Potential reduce by 1.2 MB

  • Original 2.4 MB
  • After minification 2.4 MB
  • After compression 1.2 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 1.2 MB or 50% of the original size.

CSS Optimization

-0%

Potential reduce by 74 B

  • Original 147.4 kB
  • After minification 147.4 kB
  • After compression 147.3 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. Blackdeer.aliexpress.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 73 (65%)

Requests Now

112

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackdeer Aliexpress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 48 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blackdeer.aliexpress.com

blackdeer.aliexpress.com

545 ms

1101297495

1101297495

431 ms

59 ms

next.min.css

next.min.css

74 ms

index.css

index.css

51 ms

index.js

index.js

70 ms

index.js

index.js

56 ms

index.js

index.js

136 ms

ae-header.css

ae-header.css

53 ms

ae-header.js

ae-header.js

69 ms

index.css

index.css

55 ms

index.js

index.js

133 ms

_cross_page_loader_.js

_cross_page_loader_.js

70 ms

35 ms

10x10.png

10x10.png

823 ms

240x168.png

240x168.png

1493 ms

11 ms

epssw.js

epssw.js

41 ms

40 ms

et_n.js

et_n.js

1486 ms

index.js

index.js

806 ms

rp

rp

3292 ms

wcfg.json

wcfg.json

2982 ms

fsp.1.1

fsp.1.1

2711 ms

387 ms

index.js

index.js

385 ms

et_f.js

et_f.js

806 ms

register.js

register.js

779 ms

781 ms

index.js

index.js

812 ms

index.web.cmd.js

index.web.cmd.js

1426 ms

811 ms

index.web.js

index.web.js

779 ms

index.web.js

index.web.js

1422 ms

index.web.js

index.web.js

1447 ms

index.web.js

index.web.js

1447 ms

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index.web.js

1446 ms

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index.web.js

1447 ms

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1455 ms

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1462 ms

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1462 ms

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index.web.js

1462 ms

index.web.js

index.web.js

1462 ms

index.web.js

index.web.js

1518 ms

index.web.js

index.web.js

1473 ms

gep-tracker.js

gep-tracker.js

1472 ms

gep-sdk.js

gep-sdk.js

1515 ms

65x70.gif

65x70.gif

1444 ms

20x20.png

20x20.png

1452 ms

eg.js

eg.js

3239 ms

renderPageData.htm

renderPageData.htm

459 ms

mem8YaGs126MiZpBA-U1UQ.woff

mem8YaGs126MiZpBA-U1UQ.woff

367 ms

open-sans.006320aa.woff

open-sans.006320aa.woff

289 ms

mem5YaGs126MiZpBA-UNirk-Vg.woff

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303 ms

mem5YaGs126MiZpBA-UN7rg-Vg.woff

mem5YaGs126MiZpBA-UN7rg-Vg.woff

367 ms

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91 ms

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89 ms

40x40.png

40x40.png

86 ms

20x20.png

20x20.png

87 ms

96x96.png

96x96.png

1249 ms

arrow-left.acf07a9d.png

arrow-left.acf07a9d.png

1240 ms

execute

execute

625 ms

609 ms

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H5c668885dd09480db2bd4aa370a18ac05.jpg

882 ms

316 ms

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563 ms

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HTB1_WJ8azzuK1RjSspeq6ziHVXai.jpg

570 ms

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Hbfc1917289e04d288b113256cb1be2e4b.jpg

563 ms

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577 ms

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567 ms

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300 ms

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571 ms

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573 ms

HTB1HUM8XjzuK1RjSspeq6ziHVXaw.jpg

HTB1HUM8XjzuK1RjSspeq6ziHVXaw.jpg

581 ms

48x48.png

48x48.png

568 ms

48x48.png

48x48.png

570 ms

H1ebaff8d6ea1409ba10473457d2713999.jpg

H1ebaff8d6ea1409ba10473457d2713999.jpg

570 ms

S0d760606ae804d17bb4632d0409f28b5Z.jpg

S0d760606ae804d17bb4632d0409f28b5Z.jpg

571 ms

H22b2c28396704fbb94dcc3174764fadae.jpg

H22b2c28396704fbb94dcc3174764fadae.jpg

579 ms

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H626a4404969b4228a436180c5d1cba050.jpg

576 ms

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H6560ae9455034f7ca2416fc93aeefc0fR.jpg

574 ms

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HTB1WkShPY2pK1RjSZFs761NlXXay.png

573 ms

HTB1QHqMP4naK1RjSZFt762C2VXa1.png

HTB1QHqMP4naK1RjSZFt762C2VXa1.png

575 ms

eg.js

eg.js

1669 ms

aes.1.1

aes.1.1

1668 ms

index.web.js

index.web.js

11 ms

info

info

274 ms

ae.pc_ctr.statweb_ae_ctr

ae.pc_ctr.statweb_ae_ctr

1639 ms

baxiaJsonpHandler.js

baxiaJsonpHandler.js

264 ms

317 ms

punish:resource:template:AESpace:default_184083.html

punish:resource:template:AESpace:default_184083.html

1548 ms

aes.1.1

aes.1.1

1058 ms

app.gif

app.gif

1058 ms

810 ms

751 ms

349 ms

aes.1.1

aes.1.1

247 ms

aes.1.1

aes.1.1

466 ms

aes.1.1

aes.1.1

237 ms

Blackdeer-Archeos-Light-Self-inflating-Sleeping-Pad-R-Value-3-2-Foam-Ultra-light-Mattress-for.jpg_350x350xz.jpg

Blackdeer-Archeos-Light-Self-inflating-Sleeping-Pad-R-Value-3-2-Foam-Ultra-light-Mattress-for.jpg_350x350xz.jpg

308 ms

250x64.png

250x64.png

19 ms

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14 ms

116x64.png

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14 ms

42x60.png

42x60.png

12 ms

Blackdeer-Archeos-2-3-People-Backpacking-Tent-Outdoor-Camping-4-Season-Winter-Skirt-Tent-Double-Layer.jpg_350x350xz.jpg

Blackdeer-Archeos-2-3-People-Backpacking-Tent-Outdoor-Camping-4-Season-Winter-Skirt-Tent-Double-Layer.jpg_350x350xz.jpg

146 ms

BLACKDEER-Camping-Folding-Aluminum-Alloy-IGT-Table-Multifunctional-Portable-BBQ-Grill-Wood-Table-Outdoor-Picnic-Fishing.jpg_350x350xz.jpg

BLACKDEER-Camping-Folding-Aluminum-Alloy-IGT-Table-Multifunctional-Portable-BBQ-Grill-Wood-Table-Outdoor-Picnic-Fishing.jpg_350x350xz.jpg

422 ms

aes.1.1

aes.1.1

468 ms

aes.1.1

aes.1.1

238 ms

ae.pc_ctr.statweb_ae_ctr

ae.pc_ctr.statweb_ae_ctr

237 ms

flexible.js

flexible.js

4 ms

qrcode.min.js

qrcode.min.js

5 ms

main.css

main.css

8 ms

punishpage.min.js

punishpage.min.js

7 ms

19 ms

fsp.1.1

fsp.1.1

213 ms

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

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

5927 ms

index.js

index.js

5894 ms

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

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

278 ms

fsp.1.1

fsp.1.1

922 ms

aes.1.1

aes.1.1

249 ms

Accessibility Review

blackdeer.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

blackdeer.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

blackdeer.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 Blackdeer.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 Blackdeer.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

blackdeer.aliexpress.com

Open Graph description is not detected on the main page of Blackdeer Aliexpress. 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: