Castos tech stack
castos.com ↗Checked Sep 2026
The stack
On its website: DNS: pm-bounces.castos.com CNAME pm.mtasv.net source · Oct 2026 ↗
On its website: DNS: s1._domainkey.castos.com CNAME s1.domainkey.u24488305.wl056.sendgrid.net; DNS: s2._domainkey.castos.com CNAME s2.domainkey.u24488305.wl056.sendgrid.net source · Oct 2026 ↗
On its website: Homepage loads static.cloudflareinsights.com source · Oct 2026 ↗
Built on a similar stack
Products that share the most distinctive building blocks with Castos.