ai21.com
AI Systems Built for the Enterprise | AI21
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Excellent
Summary
AI21 builds Foundation Models and AI Systems for the enterprise. This website uses WordPress behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No H1 heading found.
AI21 builds Foundation Models and AI Systems for the enterprise. Power your most critical enterprise workflows with accurate, reliable, and scalable AI.
Top issues to fix
4 issues found · 1 high priority
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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
365 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
AI21 builds Foundation Models and AI Systems for the enterprise. Power your most critical enterprise workflows with accurate, reliable, and scalable AI.
Meta tags
- Title
- AI Systems Built for the Enterprise | AI21
- Description
- AI21 builds Foundation Models and AI Systems for the enterprise. Power your most critical enterprise workflows with accurate, reliable, and scalable AI.
- Canonical
- https://www.ai21.com/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- 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
- Let's Encrypt
- Subject
- www.ai21.com
- Valid from
- Aug 7, 2026
- Valid to
- Nov 5, 2026
- Days until expiry
- 71
- SAN domains
- www.ai21.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 15 · H3 14
Links
25 internal · 7 external · 20 broken
Images
26 total · 2 missing alt
Scripts / Styles
69 scripts · 6 stylesheets
JS / CSS size
20.3 KB · 119 KB
Page size
64.5 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://ai21.com
- Final URL
- https://www.ai21.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 364 ms
- HTML size
- 64.5 KB
- Redirect chain
- https://ai21.com → https://www.ai21.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does ai21.com use?
- ai21.com is built with WordPress, jQuery, Google Analytics, Google Ads, Meta Pixel.
- Is ai21.com secure (HTTPS)?
- Yes. ai21.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 5, 2026.
- Who hosts ai21.com?
- Hosting provider information for ai21.com is not available yet.
- What is ai21.com's SEO score?
- ai21.com scored 80/100 for SEO in the latest analysis (great).
- What is ai21.com's overall website score?
- ai21.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card