SMTP Routes Limits
You can define up to 10,000 routes. The final default route of ALL is counted as a route against this limit. Therefore, you can define up to 9,999 custom routes and one route that uses the special keyword ALL .
You can define up to 10,000 routes. The final default route of ALL is counted as a route against this limit. Therefore, you can define up to 9,999 custom routes and one route that uses the special keyword ALL .