We recently added SMS alerts for uptime incidents and critical notifications for some of our clients.

The actual implementation took almost no time, but the messaging side has been way more complicated than we expected.

Between registration requirements, approval delays, and occasional delivery issues, it’s been harder to operate reliably than email or push alerts.

For people running hosting or infrastructure services how are you handling SMS alerts today?

Are you running them through your main provider or separating messaging into its own service?