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keystone.com
Keystone | Expert Consultants for Business, Legal & Tech
Last scanned Jul 29, 2026, 8:00 PM · 10 views
Overall score
Excellent
Summary
Keystone connects leading organizations with on-demand experts in business, legal, and technology, built for complex challenges. This website uses Google Analytics behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (95/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.
Keystone Strategy
Keystone connects leading organizations with on-demand experts in business, legal, and technology, built for complex challenges.
- 116 Huntington Avenue, 12th Floor, Boston, MA, 02116, US
Top issues to fix
5 issues found
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
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
879 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+4 overall since Jul 22, 2026
- Overall
- 94
- SEO
- 85
- Security
- 95
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Keystone Strategy
Keystone connects leading organizations with on-demand experts in business, legal, and technology, built for complex challenges.
- Founded
- Jan 1, 2003
Contact
Email, phone, and address published on this site's own pages.
- info@keystone.com
- Phone
- +16172249100
- Address
- 116 Huntington Avenue, 12th Floor, Boston, MA, 02116, US
Meta tags
- Title
- Keystone | Expert Consultants for Business, Legal & Tech
- Description
- Keystone is a global technology and advisory firm helping leading organizations tackle complex business, legal, and tech challenges with AI-driven solutions.
- Canonical
- https://www.keystone.ai
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
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
- Google Trust Services
- Subject
- www.keystone.com
- Valid from
- Jul 4, 2026
- Valid to
- Oct 2, 2026
- Days until expiry
- 65
- SAN domains
- www.keystone.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 2 · H2 4 · H3 18
Links
36 internal · 16 external · 20 broken
Images
74 total · 0 missing alt
Scripts / Styles
22 scripts · 1 stylesheets
JS / CSS size
5.9 KB · 35.1 KB
Page size
199 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://keystone.com
- Final URL
- https://www.keystone.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 875 ms
- HTML size
- 199 KB
- Redirect chain
- https://keystone.com → https://www.keystone.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does keystone.com use?
- keystone.com is built with jQuery, Google Analytics.
- Is keystone.com secure (HTTPS)?
- Yes. keystone.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 2, 2026.
- Who hosts keystone.com?
- Hosting provider information for keystone.com is not available yet.
- What is keystone.com's SEO score?
- keystone.com scored 85/100 for SEO in the latest analysis (great).
- What is keystone.com's overall website score?
- keystone.com has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.
- What company operates keystone.com?
- keystone.com is operated by Keystone Strategy. Keystone connects leading organizations with on-demand experts in business, legal, and technology, built for complex challenges.
- Has keystone.com's score changed over time?
- keystone.com's overall score has improved by 4 points (from 90 to 94) since Jul 22, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card