theglassroom.org
HTML metadata
Technology
- Server
- nginx
Third-party hosts loaded (2)
- analytics.tacticaltech.org×1
- cdn.ttc.io×1
Social
Registration
- Registrar
- MarkMonitor Inc.
- Created
- 2012-12-06
- Expires
- 2026-12-06 200 days left
- Updated
- 2024-11-09
- Name servers
-
- ns1.linode.com
- ns2.linode.com
- ns3.linode.com
- ns4.linode.com
- ns5.linode.com
DNS records live
- NS
-
- ns1.linode.com
- ns2.linode.com
- ns3.linode.com
- ns4.linode.com
- ns5.linode.com
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 84 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- findings
-
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
upgrade-insecure-requests- strict-transport-security
max-age=15768000; includeSubDomains