l3harris.com
L3Harris® Fast. Forward.
Last scanned Aug 1, 2026, 9:00 PM · 25 views
Overall score
Excellent
Summary
At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains. This website uses Nginx behind Fastly CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: robots.txt not found.
At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.
Top issues to fix
4 issues found
TLS certificate expires in 25 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
223 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 25, 2026
- Overall
- 97
- SEO
- 90
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.
Meta tags
- Title
- L3Harris® Fast. Forward.
- Description
- At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.
- Canonical
- https://www.l3harris.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Certainly
- Subject
- www.l3harris.com
- Valid from
- Jul 28, 2026
- Valid to
- Aug 27, 2026
- Days until expiry
- 25
- SAN domains
- www.l3harris.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 8 · H3 4
Links
21 internal · 8 external · 20 broken
Images
15 total · 0 missing alt
Scripts / Styles
10 scripts · 2 stylesheets
JS / CSS size
69.6 KB · 0 B
Page size
145 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://l3harris.com
- Final URL
- https://www.l3harris.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 221 ms
- HTML size
- 145 KB
- Redirect chain
- https://l3harris.com → https://www.l3harris.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does l3harris.com use?
- l3harris.com is built with Drupal, jQuery, Nginx.
- Is l3harris.com secure (HTTPS)?
- Yes. l3harris.com uses TLS 1.2 with a certificate issued by Certainly, valid until Aug 27, 2026.
- Who hosts l3harris.com?
- Hosting provider information for l3harris.com is not available yet.
- What is l3harris.com's SEO score?
- l3harris.com scored 90/100 for SEO in the latest analysis (excellent).
- What is l3harris.com's overall website score?
- l3harris.com has an overall SiteGraph score of 97/100, combining SEO, performance, security, and accessibility.
- Has l3harris.com's score changed over time?
- l3harris.com's overall score has improved by 3 points (from 94 to 97) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card