Tools & Wizards About Us
captainsim.com screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% 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

  • 73

    SEO

    Google-friendlier than
    31% of websites

captainsim.com

Captain Sim – Flight Simulation Software

Page Load Speed

669 ms in total

First Response

32 ms

Resources Loaded

541 ms

Page Rendered

96 ms

captainsim.com screenshot

About Website

Click here to check amazing Captain Sim content for United States. Otherwise, check out these important facts you probably never knew about captainsim.com

Boeing 717, Boeing 767, Boeing 757, Boeing 777, C-130 Hercules, Lockheed L-1011, Boeing 737, B-52, Boeing 707, Boeing 727, Space Shuttle Orbiter, F/A-18D, F-117A, F-104 Starfighter, MiG-21 expansions ...

Visit captainsim.com

Key Findings

We analyzed Captainsim.com page load time and found that the first response time was 32 ms and then it took 637 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

captainsim.com performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.087

93/100

15%

TTI (Time to Interactive)

Value4.6 s

82/100

10%

Network Requests Diagram

captainsim.com

32 ms

captainsim.com

307 ms

jquery.min.js

25 ms

platform.js

35 ms

ypSlideOutMenus.js

23 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 88% of them (45 requests) were addressed to the original Captainsim.com, 4% (2 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (307 ms) belongs to the original domain Captainsim.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.7 kB (32%)

Content Size

257.5 kB

After Optimization

175.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Captainsim.com main page is 257.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 132.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 17.9 kB

  • Original 22.2 kB
  • After minification 18.9 kB
  • After compression 4.3 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 3.3 kB, which is 15% 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 17.9 kB or 81% of the original size.

Image Optimization

-35%

Potential reduce by 45.9 kB

  • Original 132.7 kB
  • After minification 86.7 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, Captain Sim needs image optimization as it can save up to 45.9 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-12%

Potential reduce by 11.3 kB

  • Original 94.1 kB
  • After minification 89.9 kB
  • After compression 82.8 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 11.3 kB or 12% of the original size.

CSS Optimization

-77%

Potential reduce by 6.6 kB

  • Original 8.5 kB
  • After minification 6.8 kB
  • After compression 1.9 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. Captainsim.com needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (43%)

Requests Now

49

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Captain Sim. 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 as a result speed up the page load time.

Network Requests Diagram

captainsim.com

captainsim.com

32 ms

captainsim.com

captainsim.com

307 ms

jquery.min.js

jquery.min.js

25 ms

platform.js

platform.js

35 ms

ypSlideOutMenus.js

ypSlideOutMenus.js

23 ms

browser.js

browser.js

35 ms

common.js

common.js

36 ms

cart.js

cart.js

35 ms

js

js

75 ms

common.css

common.css

36 ms

ns.css

ns.css

8 ms

t.php

t.php

66 ms

logo.gif

logo.gif

28 ms

home_dim.png

home_dim.png

26 ms

cart_dim.png

cart_dim.png

27 ms

go_dim.png

go_dim.png

27 ms

sizarek.png

sizarek.png

26 ms

forum_icon.gif

forum_icon.gif

28 ms

facebook_logo.png

facebook_logo.png

28 ms

youtube_logo.gif

youtube_logo.gif

28 ms

pagebg.png

pagebg.png

29 ms

m133_gb.jpg

m133_gb.jpg

50 ms

130pr.gif

130pr.gif

30 ms

m717_pr.png

m717_pr.png

29 ms

b767_pr.gif

b767_pr.gif

29 ms

x777_pr.gif

x777_pr.gif

29 ms

y757_pr.png

y757_pr.png

48 ms

x011_pr.gif

x011_pr.gif

48 ms

x737_pr.gif

x737_pr.gif

49 ms

x707_pr.gif

x707_pr.gif

50 ms

b520_pr.gif

b520_pr.gif

49 ms

x727_pr.gif

x727_pr.gif

50 ms

m133.gif

m133.gif

51 ms

ex.gif

ex.gif

50 ms

m717v11.png

m717v11.png

53 ms

m763.gif

m763.gif

52 ms

m764.gif

m764.gif

52 ms

y766.gif

y766.gif

52 ms

store.gif

store.gif

53 ms

logo_4s.gif

logo_4s.gif

54 ms

products_.png

products_.png

54 ms

products.png

products.png

55 ms

support_.png

support_.png

55 ms

support.png

support.png

55 ms

purchase_.png

purchase_.png

55 ms

purchase.png

purchase.png

55 ms

company_.png

company_.png

60 ms

company.png

company.png

39 ms

js

js

60 ms

analytics.js

analytics.js

22 ms

collect

collect

12 ms

Accessibility Review

captainsim.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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

captainsim.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

captainsim.com SEO score

73

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 doesn't use 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 Captainsim.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 Captainsim.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

captainsim.com

Open Graph description is not detected on the main page of Captain Sim. 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: