Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

atk.com

Home | Northrop Grumman

Page Load Speed

702 ms in total

First Response

149 ms

Resources Loaded

333 ms

Page Rendered

220 ms

atk.com screenshot

About Website

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

Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever evolving needs of our customers worldwide. Our 95,000 employees define possible every day u...

Visit atk.com

Key Findings

We analyzed Atk.com page load time and found that the first response time was 149 ms and then it took 553 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

atk.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value9.0 s

15/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.224

56/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

atk.com

149 ms

OrbitalATKlogo.jpg

125 ms

vistaoutdoor.png

162 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Atk.com and no external sources were called. The less responsive or slowest element that took the longest time to load (162 ms) belongs to the original domain Atk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.8 kB (16%)

Content Size

29.6 kB

After Optimization

24.9 kB

In fact, the total size of Atk.com main page is 29.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 26.1 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 2.4 kB

  • Original 3.5 kB
  • After minification 3.4 kB
  • After compression 1.1 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 2.4 kB or 68% of the original size.

Image Optimization

-9%

Potential reduce by 2.4 kB

  • Original 26.1 kB
  • After minification 23.7 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. Atk images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Atk. According to our analytics all requests are already optimized.

Accessibility Review

atk.com accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

atk.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

atk.com SEO score

86

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Atk.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Atk.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

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