Dhs.gov Homeland Security | Home
The Department of Homeland Security has a vital mission: to secure the nation from the many threats we face. This requires the dedication of more than...
dhs.gov Desktop Performance
57/100
These metrics represent real-world Chrome users experience viewing dhs.gov web page. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
User Loading Experience
First Input Delay
First Contentful Paint
Cumulative Layout Shift
Largest Contentful Paint
Metrics
Cumulative Layout Shift9/100 0.648
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Largest Contentful Paint12/100 4.5 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint50/100 1.6 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Speed Index59/100 2.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Time to Interactive81/100 3.0 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Total Blocking Time99/100 80 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (16)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 1,170 ms
1,170 ms
Serve images in next-gen formats
Potential savings of 790 KiB
400 ms
Avoid multiple page redirects
Potential savings of 340 ms
340 ms
Remove unused JavaScript
Potential savings of 108 KiB
330 ms
Remove unused CSS
Potential savings of 59 KiB
120 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid `document.write()`
Ensure text remains visible during webfont load
Serve static assets with an efficient cache policy
91 resources found
Avoid enormous network payloads
Total size was 3,071 KiB
Avoid an excessive DOM size
883 elements
Minimizes main-thread work
1.7 s
Largest Contentful Paint element
1 element found
Avoid long main-thread tasks
5 long tasks found
Avoid large layout shifts
5 elements found
Keep request counts low and transfer sizes small
152 requests • 3,071 KiB
Avoid chaining critical requests
17 chains found
Passed Audits (13)
Minify JavaScript
Potential savings of 21 KiB
Efficiently encode images
Preconnect to required origins
Minify CSS
JavaScript execution time
0.7 s
Preload key requests
Enable text compression
Minimize third-party usage
Third-party code blocked the main thread for 10 ms
Initial server response time was short
Root document took 110 ms
Properly size images
Potential savings of 7 KiB
Defer offscreen images
Use video formats for animated content
Uses passive listeners to improve scrolling performance
dhs.gov Desktop SEO
100/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Passed Audits (12)
Image elements have `[alt]` attributes
Document has a meta description
Document has a valid `rel=canonical`
Links are crawlable
Document has a valid `hreflang`
Document has a `<title>` element
Page isn’t blocked from indexing
Document avoids plugins
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Links have descriptive text
Page has successful HTTP status code
robots.txt is valid
dhs.gov Desktop Best Practices
69/100
These checks highlight opportunities to improve the overall code health of dhs.gov page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (4)
Trust and Safety
Links to cross-origin destinations are unsafe
Includes front-end JavaScript libraries with known security vulnerabilities
5 vulnerabilities detected
Does not use HTTPS
1 insecure request found
General
Browser errors were logged to the console
Passed Audits (10)
Avoids deprecated APIs
Serves images with appropriate resolution
Avoids requesting the geolocation permission on page load
Displays images with correct aspect ratio
Avoids requesting the notification permission on page load
Page has the HTML doctype
Properly defines charset
Allows users to paste into password fields
Avoids Application Cache
Detected JavaScript libraries
dhs.gov Desktop Progressive Web App
19/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (10)
PWA Optimized
Manifest doesn't have a maskable icon
Is not configured for a custom splash screen
Does not set a theme color for the address bar.
Does not provide a valid `apple-touch-icon`
Installable
Web app manifest does not meet the installability requirements
Does not use HTTPS
1 insecure request found
Does not register a service worker that controls page and `start_url`
Fast and reliable
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 19.5 s
Current page does not respond with a 200 when offline
Passed Audits (3)
Redirects HTTP traffic to HTTPS
Contains some content when JavaScript is not available
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
dhs.gov Desktop Accessibility
100/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Passed Audits (25)
`[aria-*]` attributes have valid values
Image elements have `[alt]` attributes
Links have a discernible name
`<html>` element has a `[lang]` attribute
ARIA IDs are unique
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`<html>` element has a valid value for its `[lang]` attribute
`[aria-hidden="true"]` is not present on the document `<body>`
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-hidden="true"]` elements do not contain focusable descendents
The page contains a heading, skip link, or landmark region
Background and foreground colors have a sufficient contrast ratio
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[aria-*]` attributes are valid and not misspelled
`[aria-*]` attributes match their roles
`[lang]` attributes have a valid value
Document has a `<title>` element
Heading elements appear in a sequentially-descending order
`[role]` values are valid
`[role]`s have all required `[aria-*]` attributes
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[id]` attributes on active, focusable elements are unique
`[role]`s are contained by their required parent element
Form elements have associated labels
`<frame>` or `<iframe>` elements have a title
Desktop Speed
48/100
These checks analyze the performance of dhs.gov on desktop devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (6)
Optimize images
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Avoid landing page redirects
Minify JavaScript
Minify CSS
Passed Audits (4)
Enable compression
Reduce server response time
Minify HTML
Prioritize visible content
www.dhs.com
www.dhs.net
www.dhs.org
www.dhs.info
www.dhs.biz
www.dhs.us
www.dhs.mobi
www.hs.gov
www.dhs.gov
www.xhs.gov
www.dxhs.gov
www.xdhs.gov
www.shs.gov
www.dshs.gov
www.sdhs.gov
www.ehs.gov
www.dehs.gov
www.edhs.gov
www.rhs.gov
www.drhs.gov
www.rdhs.gov
www.fhs.gov
www.dfhs.gov
www.fdhs.gov
www.chs.gov
www.dchs.gov
www.cdhs.gov
www.ds.gov
www.dbs.gov
www.dhbs.gov
www.dbhs.gov
www.dgs.gov
www.dhgs.gov
www.dghs.gov
www.dys.gov
www.dhys.gov
www.dyhs.gov
www.dus.gov
www.dhus.gov
www.duhs.gov
www.djs.gov
www.dhjs.gov
www.djhs.gov
www.dns.gov
www.dhns.gov
www.dnhs.gov
www.dh.gov
www.dhw.gov
www.dhsw.gov
www.dhws.gov
www.dhe.gov
www.dhse.gov
www.dhes.gov
www.dhd.gov
www.dhsd.gov
www.dhds.gov
www.dhz.gov
www.dhsz.gov
www.dhzs.gov
www.dhx.gov
www.dhsx.gov
www.dhxs.gov
www.dha.gov
www.dhsa.gov
www.dhas.gov
www.dhs.net
www.dhs.org
www.dhs.info
www.dhs.biz
www.dhs.us
www.dhs.mobi
www.hs.gov
www.dhs.gov
www.xhs.gov
www.dxhs.gov
www.xdhs.gov
www.shs.gov
www.dshs.gov
www.sdhs.gov
www.ehs.gov
www.dehs.gov
www.edhs.gov
www.rhs.gov
www.drhs.gov
www.rdhs.gov
www.fhs.gov
www.dfhs.gov
www.fdhs.gov
www.chs.gov
www.dchs.gov
www.cdhs.gov
www.ds.gov
www.dbs.gov
www.dhbs.gov
www.dbhs.gov
www.dgs.gov
www.dhgs.gov
www.dghs.gov
www.dys.gov
www.dhys.gov
www.dyhs.gov
www.dus.gov
www.dhus.gov
www.duhs.gov
www.djs.gov
www.dhjs.gov
www.djhs.gov
www.dns.gov
www.dhns.gov
www.dnhs.gov
www.dh.gov
www.dhw.gov
www.dhsw.gov
www.dhws.gov
www.dhe.gov
www.dhse.gov
www.dhes.gov
www.dhd.gov
www.dhsd.gov
www.dhds.gov
www.dhz.gov
www.dhsz.gov
www.dhzs.gov
www.dhx.gov
www.dhsx.gov
www.dhxs.gov
www.dha.gov
www.dhsa.gov
www.dhas.gov