Tools & Wizards About Us
tanbooks.com screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

tanbooks.com

Catholic Books, Homeschool, & Streaming

Page Load Speed

2.9 sec in total

First Response

103 ms

Resources Loaded

2.6 sec

Page Rendered

133 ms

tanbooks.com screenshot

About Website

Visit tanbooks.com now to see the best up-to-date Tan Books content for United States and also check out these interesting facts you probably never knew about tanbooks.com

Traditional Catholic book publisher of Saints lives, liturgical and devotional works, and classic titles on dogmatic, ascetical and mystical theology. Bibles, books, booklets and calendars. Jesus Chri...

Visit tanbooks.com

Key Findings

We analyzed Tanbooks.com page load time and found that the first response time was 103 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

tanbooks.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value5,030 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.369

29/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

tanbooks.com

103 ms

tanbooks.com

448 ms

css

136 ms

jquery-3.6.4.min.js

136 ms

theme-bundle.head_async.js

164 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Tanbooks.com, 12% (12 requests) were made to Cdn11.bigcommerce.com and 11% (11 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 256.2 kB (21%)

Content Size

1.2 MB

After Optimization

942.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tanbooks.com main page is 1.2 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. 75% 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. Javascripts take 532.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 170.5 kB

  • Original 220.9 kB
  • After minification 193.1 kB
  • After compression 50.3 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. This page needs HTML code to be minified as it can gain 27.8 kB, which is 13% 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 170.5 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 404.9 kB
  • After minification 404.9 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. Tan Books images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 85.1 kB

  • Original 532.1 kB
  • After minification 532.1 kB
  • After compression 447.0 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 85.1 kB or 16% of the original size.

CSS Optimization

-1%

Potential reduce by 567 B

  • Original 41.2 kB
  • After minification 41.2 kB
  • After compression 40.6 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. Tanbooks.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 72 (84%)

Requests Now

86

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tan Books. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tanbooks.com

tanbooks.com

103 ms

tanbooks.com

tanbooks.com

448 ms

css

css

136 ms

jquery-3.6.4.min.js

jquery-3.6.4.min.js

136 ms

theme-bundle.head_async.js

theme-bundle.head_async.js

164 ms

init.js

init.js

401 ms

lightbox_inline.js

lightbox_inline.js

182 ms

css

css

174 ms

theme-7ae70af0-f067-013c-a7d7-163b238928f1.css

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167 ms

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google_analytics4-713b0679de97617cc4e76fe4e93785e694e91683.js

163 ms

jquery.min.js

jquery.min.js

170 ms

embed-account.js

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169 ms

js

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243 ms

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169 ms

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168 ms

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248 ms

slick.min.js

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179 ms

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179 ms

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242 ms

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165 ms

platform.js

platform.js

177 ms

visitor_stencil.js

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179 ms

collector.js

collector.js

179 ms

bigcommerce.js

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164 ms

klevu-bc-script.js

klevu-bc-script.js

168 ms

theme-bundle.polyfills.js

theme-bundle.polyfills.js

37 ms

platform.js

platform.js

123 ms

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654 ms

jquery-3.6.0.min.js

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25 ms

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817 ms

css2

css2

24 ms

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css2

43 ms

widgets.34242.min.js

widgets.34242.min.js

776 ms

fbevents.js

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230 ms

analytics.min.js

analytics.min.js

706 ms

universal-script

universal-script

749 ms

core.js

core.js

618 ms

uwt.js

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690 ms

gtm.js

gtm.js

362 ms

jquery.min.js

jquery.min.js

281 ms

visit

visit

277 ms

clickstream

clickstream

352 ms

tanbooks2ff_dark-01_2_1602084871__11438.original_1643922057.original.png

tanbooks2ff_dark-01_2_1602084871__11438.original_1643922057.original.png

348 ms

manualofprayers-alpha.jpg

manualofprayers-alpha.jpg

606 ms

sciencesale-beta.jpg

sciencesale-beta.jpg

347 ms

tanbooks.com.json

tanbooks.com.json

306 ms

505 ms

js

js

503 ms

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591 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

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887 ms

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1097 ms

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1098 ms

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1096 ms

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1096 ms

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lightbox.js

197 ms

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338 ms

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973 ms

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1105 ms

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1093 ms

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1093 ms

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1091 ms

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272 ms

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329 ms

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620 ms

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816 ms

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182 ms

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999 ms

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1027 ms

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298 ms

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577 ms

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254 ms

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752 ms

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icon-sprite.svg

484 ms

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649 ms

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769 ms

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settings

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adsct

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40 ms

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24 ms

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12 ms

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ct.html

15 ms

Accessibility Review

tanbooks.com accessibility score

77

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.

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

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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

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

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.

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

tanbooks.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

tanbooks.com SEO score

97

Search Engine Optimization Advices

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tanbooks.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Tanbooks.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

tanbooks.com

Open Graph description is not detected on the main page of Tan Books. 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: