Tools & Wizards About Us
aljazaribook.com screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

aljazaribook.com

The Book of Knowledge of Ingenious Mechanical Devices – The site is hoping to bring back the book to life and to meet, through the book, the author, a...

Page Load Speed

4.8 sec in total

First Response

11 ms

Resources Loaded

1.2 sec

Page Rendered

3.6 sec

aljazaribook.com screenshot

About Website

Visit aljazaribook.com now to see the best up-to-date Al Jazari Book content and also check out these interesting facts you probably never knew about aljazaribook.com

The site is hoping to bring back the book to life and to meet, through the book, the author, al Jazari, court engineer in Diyarbakir in the 12th century.

Visit aljazaribook.com

Key Findings

We analyzed Aljazaribook.com page load time and found that the first response time was 11 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

aljazaribook.com performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

aljazaribook.com

11 ms

aljazaribook.com

30 ms

infinity.css

100 ms

style-rtl.min.css

91 ms

mediaelementplayer-legacy.min.css

84 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 21% of them (17 requests) were addressed to the original Aljazaribook.com, 38% (31 requests) were made to I0.wp.com and 10% (8 requests) were made to Fonts.wp.com. The less responsive or slowest element that took the longest time to load (592 ms) relates to the external source Youtube.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 236.0 kB (11%)

Content Size

2.1 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aljazaribook.com main page is 2.1 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 221.6 kB

  • Original 289.9 kB
  • After minification 285.7 kB
  • After compression 68.2 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 221.6 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 3.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. Al Jazari Book images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.3 kB

  • Original 539.2 kB
  • After minification 539.2 kB
  • After compression 533.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-5%

Potential reduce by 4.9 kB

  • Original 101.1 kB
  • After minification 101.1 kB
  • After compression 96.2 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. Aljazaribook.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 30 (43%)

Requests Now

69

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Al Jazari Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aljazaribook.com

aljazaribook.com

11 ms

aljazaribook.com

aljazaribook.com

30 ms

infinity.css

infinity.css

100 ms

style-rtl.min.css

style-rtl.min.css

91 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

84 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

89 ms

style.css

style.css

41 ms

css

css

117 ms

style.css

style.css

72 ms

swiper-bundle.css

swiper-bundle.css

72 ms

jetpack-carousel-rtl.css

jetpack-carousel-rtl.css

71 ms

tiled-gallery-rtl.css

tiled-gallery-rtl.css

78 ms

subscriptions.css

subscriptions.css

78 ms

jquery.min.js

jquery.min.js

95 ms

jquery-migrate.min.js

jquery-migrate.min.js

94 ms

rtl.css

rtl.css

87 ms

videopress-iframe.js

videopress-iframe.js

91 ms

bilmur.min.js

bilmur.min.js

93 ms

infinity.min.js

infinity.min.js

86 ms

small-menu.js

small-menu.js

82 ms

jetpack-carousel.min.js

jetpack-carousel.min.js

89 ms

tiled-gallery.min.js

tiled-gallery.min.js

90 ms

gprofiles.js

gprofiles.js

90 ms

wpgroho.js

wpgroho.js

90 ms

e-202446.js

e-202446.js

92 ms

swfobject.js

swfobject.js

87 ms

videopress.js

videopress.js

93 ms

token-bridge.js

token-bridge.js

172 ms

ibn-battuta-stamp.webp

ibn-battuta-stamp.webp

278 ms

8XvcvKi1

8XvcvKi1

359 ms

Vfi5JS6HTH0

Vfi5JS6HTH0

592 ms

5e0f4f553590cd3c5f6f1acc1ada79f8

5e0f4f553590cd3c5f6f1acc1ada79f8

263 ms

ibn-batuta-travel.jpg

ibn-batuta-travel.jpg

287 ms

Khalili-Collections.jpg

Khalili-Collections.jpg

286 ms

servaas-basilica.jpg

servaas-basilica.jpg

286 ms

al-bagdadi-combination-lock.jpg

al-bagdadi-combination-lock.jpg

285 ms

annunciation.jpg

annunciation.jpg

285 ms

Khalili-Collections_2.jpg

Khalili-Collections_2.jpg

290 ms

al-bagdadi-%D7%AA%D7%A7%D7%A8%D7%99%D7%91.jpg

al-bagdadi-%D7%AA%D7%A7%D7%A8%D7%99%D7%91.jpg

326 ms

servaas-basilica_2.jpg

servaas-basilica_2.jpg

325 ms

ibn-jubir_-travel.jpg

ibn-jubir_-travel.jpg

326 ms

%D7%A7%D7%98%D7%91-%D7%90%D7%9C%D7%93%D7%99%D7%9F.jpg

%D7%A7%D7%98%D7%91-%D7%90%D7%9C%D7%93%D7%99%D7%9F.jpg

327 ms

amir_mfg.jpg

amir_mfg.jpg

326 ms

amir_scribe_clock.jpg

amir_scribe_clock.jpg

328 ms

Banu-musa-ilustration.jpg

Banu-musa-ilustration.jpg

352 ms

Fihrist.jpg

Fihrist.jpg

353 ms

Banu-Musa_-instrument.jpg

Banu-Musa_-instrument.jpg

351 ms

Category-1-Chapter-1-p27-Fig-18.jpg

Category-1-Chapter-1-p27-Fig-18.jpg

354 ms

Category-III-chapter-4-p-136-Fig-112-Topkapi.jpg

Category-III-chapter-4-p-136-Fig-112-Topkapi.jpg

352 ms

Category-1-chapter-5-Fig-62-p-73.jpg

Category-1-chapter-5-Fig-62-p-73.jpg

351 ms

Category-II-chapter-10-Fig-102-p-126_1315.jpg

Category-II-chapter-10-Fig-102-p-126_1315.jpg

357 ms

combination-lock-Isfahan.jpg

combination-lock-Isfahan.jpg

555 ms

category-I-chapter-10-fig-78-p-93_Topkapi.jpg

category-I-chapter-10-fig-78-p-93_Topkapi.jpg

560 ms

jewish-delegation.jpg

jewish-delegation.jpg

559 ms

combined_chapter89.jpg

combined_chapter89.jpg

554 ms

Category-II-chapter-8-mechanism.jpg

Category-II-chapter-8-mechanism.jpg

356 ms

Category-II-chapter-9-mechanism_2.jpg

Category-II-chapter-9-mechanism_2.jpg

561 ms

Iconoclasm.jpg

Iconoclasm.jpg

561 ms

Category-III-chapter-7-p145-fig-116_1315.jpg

Category-III-chapter-7-p145-fig-116_1315.jpg

563 ms

madrase.jpg

madrase.jpg

560 ms

Fig-76-page-90-topkapi.jpg

Fig-76-page-90-topkapi.jpg

561 ms

clock-mechanism_he.jpg

clock-mechanism_he.jpg

559 ms

739291f1e21bfa83b7a72808b64e5381

739291f1e21bfa83b7a72808b64e5381

281 ms

cropped-1f.jpg

cropped-1f.jpg

238 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

346 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

346 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

325 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

344 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWV4exQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWV4exQ.ttf

122 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk5hkWV4exQ.ttf

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125 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkxhjWV4exQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkxhjWV4exQ.ttf

122 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWV4exQ.ttf

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWV4exQ.ttf

124 ms

videopress-routes.min.js

videopress-routes.min.js

243 ms

www-player.css

www-player.css

5 ms

www-embed-player.js

www-embed-player.js

27 ms

base.js

base.js

62 ms

ad_status.js

ad_status.js

172 ms

62mh7a0fQTK9Uep7g0y3snI_COPB4Zut5ZKHWl7ffDc.js

62mh7a0fQTK9Uep7g0y3snI_COPB4Zut5ZKHWl7ffDc.js

126 ms

embed.js

embed.js

35 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

44 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

47 ms

id

id

28 ms

Accessibility Review

aljazaribook.com accessibility score

94

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.

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

Definition list items are not wrapped in <dl> elements

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

Best Practices

aljazaribook.com best practices score

83

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

Browser errors were logged to the console

SEO Factors

aljazaribook.com SEO score

89

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

Links do not have descriptive text

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

    HE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aljazaribook.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Aljazaribook.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

aljazaribook.com

Open Graph data is detected on the main page of Al Jazari Book. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: