deadlanguagesociety.com
HTML metadata
Technology
- CDN
- Cloudflare
- CMS
- Gatsby
- Analytics
-
- Cloudflare Insights
Third-party hosts loaded (3)
- substackcdn.com×271
- js.sentry-cdn.com×1
- static.cloudflareinsights.com×1
Social
Registration
- Registrar
- Cloudflare, Inc.
- Created
- 2023-02-27
- Expires
- 2027-02-27 283 days left
- Updated
- 2026-01-28
- Name servers
-
- rose.ns.cloudflare.com
- skip.ns.cloudflare.com
DNS records live
- NS
-
- rose.ns.cloudflare.com
- skip.ns.cloudflare.com
- MX
-
- 10 mxext1.mailbox.org
- 10 mxext2.mailbox.org
- 20 mxext3.mailbox.org
Email authentication weak
- SPF
-
v=spf1 include:mailbox.org ~allsoftfail (~all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 33 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- findings
-
- CSP uses wildcard sources
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com- strict-transport-security
max-age=31536000; includeSubDomains; preload