Tools & Wizards About Us
spencer-tech.com screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 38

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

spencer-tech.com

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Page Load Speed

23.5 sec in total

First Response

822 ms

Resources Loaded

22.1 sec

Page Rendered

515 ms

spencer-tech.com screenshot

About Website

Click here to check amazing Spencer Tech content. Otherwise, check out these important facts you probably never knew about spencer-tech.com

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Visit spencer-tech.com

Key Findings

We analyzed Spencer-tech.com page load time and found that the first response time was 822 ms and then it took 22.6 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

spencer-tech.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

38/100

25%

SI (Speed Index)

Value21.4 s

0/100

10%

TBT (Total Blocking Time)

Value300 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.6 s

57/100

10%

Network Requests Diagram

www.spencer-tech.com

822 ms

default.css

929 ms

font.css

850 ms

iconfont.css

1035 ms

title.css

882 ms

Our browser made a total of 213 requests to load all elements on the main page. We found that 4% of them (9 requests) were addressed to the original Spencer-tech.com, 29% (61 requests) were made to Img.hgimg01.com and 12% (25 requests) were made to Pmtc1662f.pic43.websiteonline.cn. The less responsive or slowest element that took the longest time to load (19.6 sec) relates to the external source Wuniang.suansjq.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 179.3 kB (2%)

Content Size

8.3 MB

After Optimization

8.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Spencer-tech.com main page is 8.3 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 8.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 69.0 kB

  • Original 83.8 kB
  • After minification 82.4 kB
  • After compression 14.7 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 69.0 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 76.4 kB

  • Original 8.1 MB
  • After minification 8.1 MB

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. Spencer Tech images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 1.9 kB

  • Original 3.5 kB
  • After minification 3.1 kB
  • After compression 1.6 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 1.9 kB or 55% of the original size.

CSS Optimization

-34%

Potential reduce by 32.0 kB

  • Original 93.3 kB
  • After minification 88.7 kB
  • After compression 61.3 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. Spencer-tech.com needs all CSS files to be minified and compressed as it can save up to 32.0 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (17%)

Requests Now

198

After Optimization

164

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 198 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spencer Tech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.spencer-tech.com

www.spencer-tech.com

822 ms

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756 ms

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3619 ms

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5357 ms

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677 ms

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667 ms

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533 ms

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542 ms

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559 ms

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570 ms

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4695 ms

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584 ms

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569 ms

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510 ms

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509 ms

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309 ms

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558 ms

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507 ms

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509 ms

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523 ms

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505 ms

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491 ms

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497 ms

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499 ms

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522 ms

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556 ms

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478 ms

Accessibility Review

spencer-tech.com accessibility score

38

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

<object> elements do not have alternate text

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.

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

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

spencer-tech.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

spencer-tech.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spencer-tech.com 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 Spencer-tech.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

spencer-tech.com

Open Graph description is not detected on the main page of Spencer Tech. 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: