Prevent browser SSL warnings with a domain certificate expiry and chain checker

Prevent browser SSL warnings with a domain certificate expiry and chain checker targets a $1.0B = 5,000,000 businesses x $200/yr monitoring and alerting total addressable market with medium saturation and a year-over-year growth rate of 15%.

Key trends driving demand: HTTPS everywhere -- growth in TLS adoption raises absolute need for certificate management and monitoring; Automated issuance reliance -- Lets Encrypt and ACME adoption means renewals are frequent, so failures are recurring operational pain; Certificate transparency and telemetry APIs -- public CT logs and scanning APIs enable low-cost large scale monitoring; Browser enforcement and security posture -- stricter browser checks and warnings increase business impact of an expired or misissued cert.