Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 143.204.194.103 |
| Server Software | Duo/1.0 |
| CDN | CDN (RefreshHit from cloudfront) |
| Compression | gzip |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 143.204.194.103
Server Software Duo/1.0
CDN CDN (RefreshHit from cloudfront)
Compression gzip
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Performance
| DNS Lookup | 10.5 ms |
| TCP Connect | 11.3 ms |
| TLS Handshake | 3.5 ms |
| Time To First Byte (TTFB) | 465.2 ms |
| Content Download | 0.6 ms |
| Total Response Time | 465.8 ms |
DNS Lookup 10.5 ms
TCP Connect 11.3 ms
TLS Handshake 3.5 ms
Time To First Byte (TTFB) 465.2 ms
Content Download 0.6 ms
Total Response Time 465.8 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=63072000; includeSubDomains; preload |
| CSP | ✔ Configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | no-referrer-when-downgrade |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=63072000; includeSubDomains; preload
CSP ✔ Configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
Referrer Policy no-referrer-when-downgrade
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo |
| Meta Description | Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. |
| Canonical | https://duo.com |
| Robots Meta | index, follow, archive |
| Open Graph Title | IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo |
| Open Graph Description | Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. |
| Open Graph Image | https://duo.com/assets/img/seo-images/socialshare-home.jpg |
| Twitter Card | summary_large_image |
| Twitter Title | IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo |
| Twitter Description | Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. |
| Twitter Image | https://duo.com/assets/img/seo-images/socialshare-home.jpg |
Title IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo Meta Description Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. Canonical https://duo.com Robots Meta index, follow, archive Open Graph Title IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo Open Graph Description Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. Open Graph Image https://duo.com/assets/img/seo-images/socialshare-home.jpg Twitter Card summary_large_image Twitter Title IAM & MFA Identity Security for Business, Humans, AI | Cisco Duo Twitter Description Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. Twitter Image https://duo.com/assets/img/seo-images/socialshare-home.jpg Detected Technologies
| Technology | Google Analytics Node.js |
Technology Google Analytics Node.js
HTTP Headers
| Content-type
| text/html; charset=utf-8 |
| X-ua-compatible
| IE=Edge,chrome=1 |
| Content-encoding
| gzip |
| Server
| Duo/1.0 |
| Last-modified
| Thu, 20 Aug 2026 12:57:27 GMT |
| Strict-transport-security
| max-age=63072000; includeSubDomains; preload |
| Content-security-policy
| frame-ancestors 'self' resources.duo.com learn-cloudsecurity.cisco.com; |
| X-content-type-options
| nosniff |
| X-xss-protection
| 1; mode=block |
| Referrer-policy
| no-referrer-when-downgrade |
| Date
| Thu, 20 Aug 2026 18:26:24 GMT |
| Expires
| Thu, 20 Aug 2026 18:31:24 GMT |
| Cache-control
| max-age=300 |
| Etag
| W/"6a86f9b7-1ffa1" |
| Vary
| Accept-Encoding |
| X-cache
| RefreshHit from cloudfront |
| Via
| 1.1 8c40cb340da571f3d55ee8151a8e7ab8.cloudfront.net (CloudFront) |
| X-amz-cf-pop
| CDG54-P1 |
| X-amz-cf-id
| RThmFT0IWeQqeI4mKu2pGmC1NdNVgFCgxf1dVxxzftSTSsqLzbMJoA== |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1, user-scalable=yes |
| Origin-trial | AnYZ51inVqSnlX5MQR3lAJyqQZCwud6PdGFXVAfmF5krWAbEFiXlV6cEhi1Lp/71qSgpvTugEN2yhtzni3JSBAIAAABHeyJvcmlnaW4iOiJodHRwczovL2R1by5jb206NDQzIiwiZmVhdHVyZSI6IldlYk1DUCIsImV4cGlyeSI6MTc5NDg3MzYwMH0= |
| Robots | index, follow, archive |
| Article:modified_time | 2026-08-13T16:50:16+00:00 |
| DateModified | 2026-08-13T16:50:16+00:00 |
| Description | Cisco Duo secures workforce access and defends against advanced identity threats with IAM, phishing-resistant MFA, SSO, passwordless, and device trust. |
| Author | Cisco Duo |
| Msvalidate.01 | 27FB624DBD3F07315A4BF69F5D649C68 |
| Google-site-verification | ZEIy_BC6KR_V48Qb0ecwTZiOKPs_VXKReQrtd-RF6Uc |
| Bitly-verification | 040b99f315c6 |
| Facebook-domain-verification | bpi5sepi5vh4jmwjekocnzsgh0lr1s |
| Fb:app_id | 896409090480292 |
Content-type text/html; charset=utf-8
X-ua-compatible IE=Edge,chrome=1
Content-encoding gzip
Server Duo/1.0
Last-modified Thu, 20 Aug 2026 12:57:27 GMT
Strict-transport-security max-age=63072000; includeSubDomains; preload
Content-security-policy frame-ancestors 'self' resources.duo.com learn-cloudsecurity.cisco.com;
X-content-type-options nosniff
X-xss-protection 1; mode=block
Referrer-policy no-referrer-when-downgrade
Date Thu, 20 Aug 2026 18:26:24 GMT
Expires Thu, 20 Aug 2026 18:31:24 GMT
Cache-control max-age=300
Etag W/"6a86f9b7-1ffa1"
Vary Accept-Encoding
X-cache RefreshHit from cloudfront
Via 1.1 8c40cb340da571f3d55ee8151a8e7ab8.cloudfront.net (CloudFront)
X-amz-cf-pop CDG54-P1
X-amz-cf-id RThmFT0IWeQqeI4mKu2pGmC1NdNVgFCgxf1dVxxzftSTSsqLzbMJoA==
