Tools & Wizards About Us
secureflag.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

secureflag.com

SecureFlag

Page Load Speed

3.1 sec in total

First Response

35 ms

Resources Loaded

2.9 sec

Page Rendered

99 ms

secureflag.com screenshot

About Website

Visit secureflag.com now to see the best up-to-date Secure Flag content and also check out these interesting facts you probably never knew about secureflag.com

SecureFlag is a Secure Coding Training Platform for Developers, QA and DevOps engineers to learn defensive programming through 100% hands-on exercises in real-world development environments.

Visit secureflag.com

Key Findings

We analyzed Secureflag.com page load time and found that the first response time was 35 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

secureflag.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value1,710 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

secureflag.com

35 ms

secureflag.com

312 ms

www.secureflag.com

266 ms

index.html

294 ms

styles.330dd183dafc57c3.css

287 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 93% of them (69 requests) were addressed to the original Secureflag.com, 3% (2 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Secureflag.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 275.4 kB (21%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Secureflag.com main page is 1.3 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. 60% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 30.9 kB

  • Original 38.3 kB
  • After minification 38.0 kB
  • After compression 7.4 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 30.9 kB or 81% of the original size.

Image Optimization

-19%

Potential reduce by 213.9 kB

  • Original 1.1 MB
  • After minification 901.7 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, Secure Flag needs image optimization as it can save up to 213.9 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 30.2 kB

  • Original 185.2 kB
  • After minification 185.0 kB
  • After compression 155.0 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 30.2 kB or 16% of the original size.

CSS Optimization

-12%

Potential reduce by 369 B

  • Original 3.2 kB
  • After minification 3.2 kB
  • After compression 2.8 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. Secureflag.com needs all CSS files to be minified and compressed as it can save up to 369 B or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (9%)

Requests Now

68

After Optimization

62

  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Secure Flag. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

secureflag.com

secureflag.com

35 ms

secureflag.com

secureflag.com

312 ms

www.secureflag.com

www.secureflag.com

266 ms

index.html

index.html

294 ms

styles.330dd183dafc57c3.css

styles.330dd183dafc57c3.css

287 ms

signalzen.js

signalzen.js

294 ms

cookieconsent.min.js

cookieconsent.min.js

302 ms

globals.js

globals.js

296 ms

runtime.5aefe69055fe70de.js

runtime.5aefe69055fe70de.js

221 ms

polyfills.17a9a7aa8b35956c.js

polyfills.17a9a7aa8b35956c.js

291 ms

main.f7ff86e7463a250c.js

main.f7ff86e7463a250c.js

641 ms

logo.svg

logo.svg

563 ms

burger-icon.svg

burger-icon.svg

585 ms

progress.png

progress.png

580 ms

1.png

1.png

577 ms

icon-0.svg

icon-0.svg

519 ms

icon-2.svg

icon-2.svg

807 ms

icon-3.svg

icon-3.svg

775 ms

icon-1.svg

icon-1.svg

656 ms

icon-5.svg

icon-5.svg

859 ms

icon-6.svg

icon-6.svg

674 ms

icon-7.svg

icon-7.svg

861 ms

icon-4.svg

icon-4.svg

737 ms

icon-8.svg

icon-8.svg

758 ms

icon-9.svg

icon-9.svg

816 ms

icon-10.svg

icon-10.svg

970 ms

icon-11.svg

icon-11.svg

1059 ms

icon-12.svg

icon-12.svg

1024 ms

icon-13.svg

icon-13.svg

893 ms

icon-14.svg

icon-14.svg

1138 ms

icon-35.svg

icon-35.svg

937 ms

icon-15.svg

icon-15.svg

971 ms

icon-16.svg

icon-16.svg

1020 ms

icon-17.svg

icon-17.svg

1046 ms

icon-18.svg

icon-18.svg

1182 ms

icon-19.svg

icon-19.svg

1095 ms

icon-20.svg

icon-20.svg

1238 ms

icon-21.svg

icon-21.svg

1125 ms

icon-22.svg

icon-22.svg

1356 ms

icon-23.svg

icon-23.svg

1173 ms

icon-24.svg

icon-24.svg

982 ms

css2

css2

24 ms

css2

css2

36 ms

icon-25.svg

icon-25.svg

1072 ms

icon-26.svg

icon-26.svg

968 ms

icon-27.svg

icon-27.svg

978 ms

icon-28.svg

icon-28.svg

988 ms

icon-36.svg

icon-36.svg

1019 ms

signalzen.js

signalzen.js

82 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3aPw.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3aPw.ttf

20 ms

pxiEyp8kv8JHgFVrFJA.ttf

pxiEyp8kv8JHgFVrFJA.ttf

32 ms

icon-37.svg

icon-37.svg

814 ms

icon-38.svg

icon-38.svg

921 ms

icon-29.svg

icon-29.svg

922 ms

icon-30.svg

icon-30.svg

819 ms

icon-31.svg

icon-31.svg

967 ms

icon-39.svg

icon-39.svg

925 ms

icon-32.svg

icon-32.svg

982 ms

icon-33.svg

icon-33.svg

835 ms

icon-34.svg

icon-34.svg

964 ms

icon-40.svg

icon-40.svg

953 ms

icon-41.svg

icon-41.svg

818 ms

owasp.png

owasp.png

825 ms

logo-white.svg

logo-white.svg

959 ms

footer-link.svg

footer-link.svg

812 ms

footer-twitter.png

footer-twitter.png

856 ms

footer-you.svg

footer-you.svg

821 ms

bottom-bg.svg

bottom-bg.svg

809 ms

main-bg.svg

main-bg.svg

810 ms

welcome-bg-no-clouds.svg

welcome-bg-no-clouds.svg

1023 ms

clouds.png

clouds.png

767 ms

clouds-blur.png

clouds-blur.png

768 ms

video-bg.png

video-bg.png

987 ms

footer-bg.png

footer-bg.png

795 ms

Accessibility Review

secureflag.com accessibility score

72

Accessibility Issues

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 input fields do not have accessible names

High

[role]s do not have all required [aria-*] attributes

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best Practices

secureflag.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

Missing source maps for large first-party JavaScript

SEO Factors

secureflag.com SEO score

85

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

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

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 Secureflag.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 Secureflag.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

secureflag.com

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