Server to Server (Postback URL)

For those publishers who desire server-to-server postback tracking — a way for our tracking system to notify your tracking system of conversion events — we now offer a free complimentary service for Global Postback URLs.
Once a visitor clicks on your link, they’ll be redirected to FlexOffers tracking with a new unique value appended to the link. captures this unique value and passes it back to your server in a Global Postback URL, after a conversion has tracked. A Global Postback URL is a URL that our server pings once we confirm a conversion has occurred. By sending back the unique value your server passed us, you can successfully track clicks to conversions. system will only support a Global Postback URL and only for participating CPA and mobile campaigns.

Parameter NameDescription
#on#Order Number
#sa#Sale Amount
#ca#Commissions Amount
#fobs#The publisher subtracking from the click
etEvent Date (click date and time)


In order to set-up your account with our Global PBU please contact your account manager at and they will assist you with this request.
For any other assistance you can also email [email protected]