Most likely this is being abused for SMS pumping fraud where rogue network providers/small providers complicit in fraud use the traffic to generate revenue. -

Most likely this is being abused for SMS pumping fraud where rogue network providers/small providers complicit in fraud use the traffic to generate revenue. - https://support.twilio.com/hc/en-us/articles/8360406023067-SMS-Traffic-Pumping-Fraud https://support.twilio.com/hc/en-us/articles/8360406023067-S...