tenable.com
Vulnerability and exposure management | Cloud and AI security | Tenable®
Last scanned Jul 18, 2026, 8:49 PM
Overall score
Great
Top issues to fix
4 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.
More than 20% of images are missing alt text
AccessibilityAdd alt attributes to the remaining images (use alt="" for purely decorative ones).
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
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 hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (95/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance good (75/100). Top issue: Title longer than 60 characters.
SEO
1 issue(s) found
Performance
2.09 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
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
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.16.48.5
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
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
- 222
- 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 22
Links
78 internal · 35 external · 1 broken
Images
15 total · 4 missing alt
Scripts / Styles
17 scripts · 2 stylesheets
JS / CSS size
1.3 MB · 70 B
Page size
255 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 33
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Title longer than 60 characters
Accessibility issues
- More than 20% of images are missing alt text
Products & pricing
Product and pricing information published in this site's own structured data.
Exposure Management
$3,500 USD
Careers
| Role | Location | Posted |
|---|---|---|
| Search jobs | — | — |
| View openings | — | — |
| View openings | — | — |
| View openings | — | — |
| View openings | — | — |
| View openings | — | — |
Scan details
- Requested URL
- https://tenable.com
- Final URL
- https://www.tenable.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 2.08 s
- HTML size
- 255 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?
- tenable.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is tenable.com's SEO score?
- tenable.com scored 95/100 for SEO in the latest analysis (excellent).
- What is tenable.com's overall website score?
- tenable.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
- What products does tenable.com offer?
- tenable.com offers Exposure Management.
- Is tenable.com hiring?
- Yes. tenable.com has 6 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card