Tools & Wizards About Us
sentinelalert.org screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 68

    SEO

    Google-friendlier than
    28% of websites

sentinelalert.org

Sentinel Alert - Town Crier

Page Load Speed

10.1 sec in total

First Response

310 ms

Resources Loaded

1.7 sec

Page Rendered

8.1 sec

sentinelalert.org screenshot

About Website

Click here to check amazing Sentinel Alert content. Otherwise, check out these important facts you probably never knew about sentinelalert.org

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Key Findings

We analyzed Sentinelalert.org page load time and found that the first response time was 310 ms and then it took 9.8 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

sentinelalert.org performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.292

41/100

15%

TTI (Time to Interactive)

Value16.2 s

6/100

10%

Network Requests Diagram

www.sentinelalert.org

310 ms

style.css

131 ms

theming.css

100 ms

web.css

138 ms

common,shoppingbasket

159 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 71% of them (67 requests) were addressed to the original Sentinelalert.org, 14% (13 requests) were made to Cdn.initial-website.com and 5% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (559 ms) belongs to the original domain Sentinelalert.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 286.6 kB (15%)

Content Size

1.9 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sentinelalert.org main page is 1.9 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. 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 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 263.4 kB

  • Original 355.6 kB
  • After minification 351.1 kB
  • After compression 92.2 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 263.4 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 12 B

  • Original 1.3 MB
  • After minification 1.3 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. Sentinel Alert images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 21.5 kB

  • Original 206.0 kB
  • After minification 206.0 kB
  • After compression 184.5 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

-3%

Potential reduce by 1.7 kB

  • Original 66.1 kB
  • After minification 66.1 kB
  • After compression 64.4 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. Sentinelalert.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (20%)

Requests Now

91

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sentinel Alert. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.sentinelalert.org

www.sentinelalert.org

310 ms

style.css

style.css

131 ms

theming.css

theming.css

100 ms

web.css

web.css

138 ms

common,shoppingbasket

common,shoppingbasket

159 ms

mobilenavigation.css

mobilenavigation.css

161 ms

logstate2-css.php

logstate2-css.php

131 ms

logstate-js.php

logstate-js.php

162 ms

web.js

web.js

330 ms

web.bundle.js

web.bundle.js

163 ms

mobilenavigation.js

mobilenavigation.js

162 ms

common,shoppingbasket

common,shoppingbasket

229 ms

294 ms

pfcsupport.js

pfcsupport.js

195 ms

emotionheader.jpg

emotionheader.jpg

74 ms

print.css

print.css

67 ms

logo.jpg

logo.jpg

64 ms

cache_21983286.JPG

cache_21983286.JPG

85 ms

cache_21959443.JPG

cache_21959443.JPG

72 ms

mail

mail

49 ms

printer.gif

printer.gif

29 ms

logo.gif

logo.gif

36 ms

cache_21960781.JPG

cache_21960781.JPG

75 ms

cache_21958205.JPG

cache_21958205.JPG

68 ms

cache_21954617.JPG

cache_21954617.JPG

114 ms

cache_21953973.JPG

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100 ms

cache_21948886.JPG

cache_21948886.JPG

148 ms

cache_21936052.JPG

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109 ms

cache_21931705.JPG

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134 ms

cache_21925290.JPG

cache_21925290.JPG

134 ms

cache_21923208.JPG

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146 ms

cache_21923195.JPG

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153 ms

cache_21879286.JPG

cache_21879286.JPG

168 ms

cache_21879287.JPG

cache_21879287.JPG

204 ms

cache_21867158.jpg

cache_21867158.jpg

180 ms

cache_21867166.jpg

cache_21867166.jpg

187 ms

cache_21866637.JPG

cache_21866637.JPG

191 ms

cache_21879865.JPG

cache_21879865.JPG

191 ms

cache_21856615.JPG

cache_21856615.JPG

221 ms

cache_21856468.JPG

cache_21856468.JPG

225 ms

cache_21847739.JPG

cache_21847739.JPG

260 ms

cache_21844593.JPG

cache_21844593.JPG

266 ms

cache_21817813.JPG

cache_21817813.JPG

265 ms

cache_21814017.JPG

cache_21814017.JPG

264 ms

cache_21816760.JPG

cache_21816760.JPG

264 ms

cache_21812549.JPG

cache_21812549.JPG

264 ms

cache_21810860.JPG

cache_21810860.JPG

312 ms

cache_21810325.JPG

cache_21810325.JPG

557 ms

cache_21809229.JPG

cache_21809229.JPG

558 ms

cache_21801528.JPG

cache_21801528.JPG

558 ms

cache_21775290.JPG

cache_21775290.JPG

559 ms

cache_21769505.JPG

cache_21769505.JPG

558 ms

cache_21769689.JPG

cache_21769689.JPG

559 ms

cache_21769691.jpg

cache_21769691.jpg

559 ms

cache_21768530.JPG

cache_21768530.JPG

559 ms

cache_21756262.jpg

cache_21756262.jpg

547 ms

cache_21749302.jpg

cache_21749302.jpg

534 ms

cache_21749947.JPG

cache_21749947.JPG

529 ms

cache_21749318.JPG

cache_21749318.JPG

491 ms

cache_21749953.JPG

cache_21749953.JPG

468 ms

cache_21749319.JPG

cache_21749319.JPG

463 ms

cache_21749951.jpg

cache_21749951.jpg

454 ms

cache_21750119.jpg

cache_21750119.jpg

452 ms

cache_21742667.JPG

cache_21742667.JPG

431 ms

3xNP7jSHIYM

3xNP7jSHIYM

89 ms

cache_21740134.JPG

cache_21740134.JPG

430 ms

cache_21735460.JPG

cache_21735460.JPG

420 ms

cache_21735212.JPG

cache_21735212.JPG

419 ms

cache_21735210.JPG

cache_21735210.JPG

447 ms

cache_21735459.JPG

cache_21735459.JPG

400 ms

cache_21735457.JPG

cache_21735457.JPG

387 ms

cache_21735211.JPG

cache_21735211.JPG

412 ms

cache_21735458.JPG

cache_21735458.JPG

411 ms

cache_21725832.JPG

cache_21725832.JPG

408 ms

cache_21718327.JPG

cache_21718327.JPG

381 ms

www-player.css

www-player.css

19 ms

www-embed-player.js

www-embed-player.js

64 ms

base.js

base.js

91 ms

cache_21702583.JPG

cache_21702583.JPG

378 ms

cache_21698464.JPG

cache_21698464.JPG

395 ms

cache_21691328.jpg

cache_21691328.jpg

390 ms

cache_21691329.jpg

cache_21691329.jpg

421 ms

cache_21681503.JPG

cache_21681503.JPG

386 ms

cache_21628393.JPG

cache_21628393.JPG

385 ms

cache_21622409.jpg

cache_21622409.jpg

385 ms

cache_21610378.jpg

cache_21610378.jpg

399 ms

ad_status.js

ad_status.js

153 ms

cache_20619791.JPG

cache_20619791.JPG

304 ms

YpaxWjHVNNO6KZk05PsGAol2GFYfBj4WvF05Ro9VHVE.js

YpaxWjHVNNO6KZk05PsGAol2GFYfBj4WvF05Ro9VHVE.js

137 ms

embed.js

embed.js

50 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

63 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

63 ms

id

id

47 ms

Create

Create

112 ms

Accessibility Review

sentinelalert.org accessibility score

63

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.

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

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

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

sentinelalert.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sentinelalert.org SEO score

68

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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 Sentinelalert.org 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 Sentinelalert.org 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

sentinelalert.org

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