defenseone.com
Defense One
Last scanned Aug 2, 2026, 5:00 AM · 7 views
Overall score
Great
Summary
Defense One provides news, analysis, and ideas about the future of national security to defense and industry leaders, innovative decision-makers, and in... This website uses Google Analytics behind Fastly CDN. SEO is excellent (90/100) and accessibility is fair (70/100). Security scores good (75/100) and performance excellent (100/100). Top issue: robots.txt not found.
Defense One
Defense One provides news, analysis, and ideas about the future of national security to defense and industry leaders, innovative decision-makers, and in...
Top issues to fix
7 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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.
+1 more issue — details in the sections below.
SEO
2 issue(s) found
Performance
405 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+3 overall since Jul 26, 2026
- Overall
- 85
- SEO
- 90
- Security
- 75
- Performance
- 100
- Accessibility
- 70
Organization
Company details published in this site's own structured data.
Defense One
Defense One provides news, analysis, and ideas about the future of national security to defense and industry leaders, innovative decision-makers, and in...
Contact
Email, phone, and address published on this site's own pages.
- email@example.com
Meta tags
- Title
- Defense One
- Description
- Defense One provides news, analysis, and ideas about the future of national security to defense and industry leaders, innovative decision-makers, and in...
- Canonical
- https://www.defenseone.com
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, shrink-to-fit=no
- Robots meta
- Manifest
- https://www.defenseone.com/site.webmanifest
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 1.3
- Issuer
- DigiCert Inc
- Subject
- www.defenseone.com
- Valid from
- Jun 10, 2026
- Valid to
- Dec 10, 2026
- Days until expiry
- 130
- SAN domains
- www.defenseone.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 27 · H3 29
Links
85 internal · 14 external · 20 broken
Images
74 total · 53 missing alt
Scripts / Styles
105 scripts · 4 stylesheets
JS / CSS size
14.5 KB · 0 B
Page size
191 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
- Over half of images are missing alt text
Scan details
- Requested URL
- https://defenseone.com
- Final URL
- https://www.defenseone.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 402 ms
- HTML size
- 191 KB
- Redirect chain
- https://defenseone.com → https://www.defenseone.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does defenseone.com use?
- defenseone.com is built with Google Analytics, Google Ads, Meta Pixel.
- Is defenseone.com secure (HTTPS)?
- Yes. defenseone.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Dec 10, 2026.
- Who hosts defenseone.com?
- Hosting provider information for defenseone.com is not available yet.
- What is defenseone.com's SEO score?
- defenseone.com scored 90/100 for SEO in the latest analysis (excellent).
- What is defenseone.com's overall website score?
- defenseone.com has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
- What company operates defenseone.com?
- defenseone.com is operated by Defense One. Defense One provides news, analysis, and ideas about the future of national security to defense and industry leaders, innovative decision-makers, and in...
- Has defenseone.com's score changed over time?
- defenseone.com's overall score has improved by 3 points (from 82 to 85) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card