tenable.com
Vulnerability and exposure management | Cloud and AI security | Tenable®
Last scanned Jul 29, 2026, 2:00 PM · 9 views
Overall score
Excellent
Summary
The leader in exposure management and AI security, Tenable cybersecurity solutions reduce cyber risk across IT, OT, cloud, identity & hybrid attack surfaces. This website uses Drupal behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
The leader in exposure management and AI security, Tenable cybersecurity solutions reduce cyber risk across IT, OT, cloud, identity & hybrid attack surfaces.
Top issues to fix
5 issues found
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
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
3 issue(s) found
Performance
267 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+6 overall since Jul 18, 2026
- Overall
- 93
- SEO
- 85
- Security
- 90
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
The leader in exposure management and AI security, Tenable cybersecurity solutions reduce cyber risk across IT, OT, cloud, identity & hybrid attack surfaces.
Meta tags
- Title
- Vulnerability and exposure management | Cloud and AI security | Tenable®
- Description
- The leader in exposure management and AI security, Tenable cybersecurity solutions reduce cyber risk across IT, OT, cloud, identity & hybrid attack surfaces.
- Canonical
- https://www.tenable.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://www.tenable.com/themes/custom/tenable/images-new/favicons/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- *.cloud.tenable.com
- Valid from
- Feb 19, 2026
- Valid to
- Feb 25, 2027
- Days until expiry
- 211
- SAN domains
- *.cloud.tenable.com, *.cloud.nessus.org, svc.nessus.org, *.svc.nessus.org, tenable.com, *.tenable.com, tenable.io, *.tenable.io, *.t.io, t.io, cloud.tenable.com, nessus.org, *.nessus.org, cloud.nessus.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyEnabled
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 17 · H3 27
Links
81 internal · 35 external · 20 broken
Images
20 total · 4 missing alt
Scripts / Styles
17 scripts · 2 stylesheets
JS / CSS size
4.0 KB · 70 B
Page size
261 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://tenable.com
- Final URL
- https://www.tenable.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 262 ms
- HTML size
- 261 KB
- Redirect chain
- https://tenable.com → https://www.tenable.com/
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Frequently asked questions
- What technology does tenable.com use?
- tenable.com is built with Drupal, Google Analytics, Cloudflare Analytics.
- Is tenable.com secure (HTTPS)?
- Yes. tenable.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Feb 25, 2027.
- Who hosts tenable.com?
- Hosting provider information for tenable.com is not available yet.
- What is tenable.com's SEO score?
- tenable.com scored 85/100 for SEO in the latest analysis (great).
- What is tenable.com's overall website score?
- tenable.com has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- Has tenable.com's score changed over time?
- tenable.com's overall score has improved by 6 points (from 87 to 93) since Jul 18, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card