Tools & Wizards About Us
civspace.jhuapl.edu screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

civspace.jhuapl.edu

Applied Physics Lab Civil Space | Science and Engineering for Space Exploration and Discovery

Page Load Speed

39.1 sec in total

First Response

15.2 sec

Resources Loaded

17.3 sec

Page Rendered

6.6 sec

civspace.jhuapl.edu screenshot

About Website

Welcome to civspace.jhuapl.edu homepage info - get ready to check Civ Space Jhuapl best content for United States right away, or after learning these important things about civspace.jhuapl.edu

For over half a century, the Johns Hopkins Applied Physics Laboratory has advanced humanity’s understanding of the universe with our spacecraft, instruments and groundbreaking research.

Visit civspace.jhuapl.edu

Key Findings

We analyzed Civspace.jhuapl.edu page load time and found that the first response time was 15.2 sec and then it took 23.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

civspace.jhuapl.edu performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value5,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.036

100/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

civspace.jhuapl.edu

15191 ms

js

76 ms

css_JQyZ9StD4-4I5jikYtL8icbvn1b-f6xMTWUzpXDhKlc.css

32 ms

css_Oyq_axQ6RSeAljaRh7i1kLgNauRk2ZM6iH2IFtzypwU.css

74 ms

css_gOXsRHTypSnlVKKimVdkNYNRYmSc_YRlo4ChAR3NZQY.css

119 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 86% of them (38 requests) were addressed to the original Civspace.jhuapl.edu, 5% (2 requests) were made to Googletagmanager.com and 5% (2 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (15.2 sec) belongs to the original domain Civspace.jhuapl.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 39.6 kB (3%)

Content Size

1.3 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Civspace.jhuapl.edu 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. 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. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 35.6 kB

  • Original 45.0 kB
  • After minification 40.0 kB
  • After compression 9.4 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. This page needs HTML code to be minified as it can gain 5.0 kB, which is 11% 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 35.6 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 3.6 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. Civ Space Jhuapl images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

-1%

Potential reduce by 351 B

  • Original 43.6 kB
  • After minification 43.6 kB
  • After compression 43.3 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. Civspace.jhuapl.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (33%)

Requests Now

21

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Civ Space Jhuapl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

civspace.jhuapl.edu

civspace.jhuapl.edu

15191 ms

js

js

76 ms

css_JQyZ9StD4-4I5jikYtL8icbvn1b-f6xMTWUzpXDhKlc.css

css_JQyZ9StD4-4I5jikYtL8icbvn1b-f6xMTWUzpXDhKlc.css

32 ms

css_Oyq_axQ6RSeAljaRh7i1kLgNauRk2ZM6iH2IFtzypwU.css

css_Oyq_axQ6RSeAljaRh7i1kLgNauRk2ZM6iH2IFtzypwU.css

74 ms

css_gOXsRHTypSnlVKKimVdkNYNRYmSc_YRlo4ChAR3NZQY.css

css_gOXsRHTypSnlVKKimVdkNYNRYmSc_YRlo4ChAR3NZQY.css

119 ms

js_RbO2WUOg30kuzqDwjjfNKvor1N1iH7V0Lq0WOzBba_U.js

js_RbO2WUOg30kuzqDwjjfNKvor1N1iH7V0Lq0WOzBba_U.js

235 ms

yett@0.2.3

yett@0.2.3

18 ms

yett.min.js

yett.min.js

30 ms

apl-civil-space-logo-white.svg

apl-civil-space-logo-white.svg

130 ms

jhu-apl-logo-white.svg

jhu-apl-logo-white.svg

121 ms

yellow-arrow-right.svg

yellow-arrow-right.svg

127 ms

DART_DRACO_Jupiter_image-cropped.jpg

DART_DRACO_Jupiter_image-cropped.jpg

125 ms

DART_Hero_10-6-20.jpg

DART_Hero_10-6-20.jpg

509 ms

Destinations_Star_Bg.png

Destinations_Star_Bg.png

727 ms

Europa_Clipper_Spacecraft.jpg

Europa_Clipper_Spacecraft.jpg

291 ms

civil-space-outlined-vertical-home-desktop.svg

civil-space-outlined-vertical-home-desktop.svg

283 ms

Zibi_Turtle_inset01a.jpg

Zibi_Turtle_inset01a.jpg

288 ms

CS_WEB_Cards_Science02_2.jpg

CS_WEB_Cards_Science02_2.jpg

658 ms

CS_WEB_Cards_Engineering_1.jpg

CS_WEB_Cards_Engineering_1.jpg

506 ms

js

js

275 ms

analytics.js

analytics.js

636 ms

Gentona-ExtraLight.woff

Gentona-ExtraLight.woff

623 ms

Gentona-Thin.woff

Gentona-Thin.woff

472 ms

Gentona-Light.woff

Gentona-Light.woff

629 ms

Gentona-Book.woff

Gentona-Book.woff

627 ms

Gentona-Medium.woff

Gentona-Medium.woff

626 ms

Gentona-SemiBold.woff

Gentona-SemiBold.woff

629 ms

Gentona-Bold.woff

Gentona-Bold.woff

632 ms

Gentona-ExtraBold.woff

Gentona-ExtraBold.woff

631 ms

Gentona-Heavy.woff

Gentona-Heavy.woff

633 ms

Titling-Gothic-Medium.woff

Titling-Gothic-Medium.woff

401 ms

Titling-Gothic-Regular.woff

Titling-Gothic-Regular.woff

414 ms

Titling-Gothic-Bold.woff

Titling-Gothic-Bold.woff

400 ms

Gentona-ExtraLightItalic.woff

Gentona-ExtraLightItalic.woff

405 ms

Gentona-ThinItalic.woff

Gentona-ThinItalic.woff

435 ms

Gentona-LightItalic.woff

Gentona-LightItalic.woff

436 ms

Gentona-BookItalic.woff

Gentona-BookItalic.woff

418 ms

Gentona-MediumItalic.woff

Gentona-MediumItalic.woff

443 ms

Gentona-SemiBoldItalic.woff

Gentona-SemiBoldItalic.woff

441 ms

Gentona-BoldItalic.woff

Gentona-BoldItalic.woff

418 ms

Gentona-ExtraBoldItalic.woff

Gentona-ExtraBoldItalic.woff

444 ms

Gentona-HeavyItalic.woff

Gentona-HeavyItalic.woff

449 ms

collect

collect

34 ms

css_4fwlq6QofD0ev-VLE_H8NIwTZMn-49_e_v7WdEpgU00.css

css_4fwlq6QofD0ev-VLE_H8NIwTZMn-49_e_v7WdEpgU00.css

97 ms

Accessibility Review

civspace.jhuapl.edu accessibility score

100

Accessibility Issues

Best Practices

civspace.jhuapl.edu 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

civspace.jhuapl.edu SEO score

93

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

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 Civspace.jhuapl.edu 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 Civspace.jhuapl.edu 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

civspace.jhuapl.edu

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