altkino.com
HTML metadata
Technology
- CDN
- Cloudflare
- CMS
- Gatsby
- Analytics
-
- Cloudflare Insights
Third-party hosts loaded (3)
- substackcdn.com×254
- js.sentry-cdn.com×1
- static.cloudflareinsights.com×1
Registration
- Registrar
- Tucows Domains Inc.
- Created
- 2018-12-31
- Expires
- 2026-12-31 225 days left
- Updated
- 2026-01-30
- Name servers
-
- dns1.p02.nsone.net
- dns2.p02.nsone.net
- dns3.p02.nsone.net
- dns4.p02.nsone.net
- ns01.squarespacedns.com
- ns02.squarespacedns.com
DNS records live
- NS
-
- dns1.p02.nsone.net
- dns2.p02.nsone.net
- dns3.p02.nsone.net
- dns4.p02.nsone.net
- ns01.squarespacedns.com
- ns02.squarespacedns.com
- ns03.squarespacedns.com
- ns04.squarespacedns.com
- MX
-
- 1 aspmx.l.google.com
- 10 alt3.aspmx.l.google.com
- 10 alt4.aspmx.l.google.com
- 5 alt1.aspmx.l.google.com
- 5 alt2.aspmx.l.google.com
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E8
Expires in 38 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