0001047469-16-012868 Sample Contracts

CYRUSONE LP and CYRUSONE FINANCE CORP. as Issuers AND Trustee INDENTURE Dated as of , 20 Debt Securities
Indenture • May 4th, 2016 • CyrusOne Finance Corp. • Real estate investment trusts • New York

INDENTURE, dated as of , 20 , among CYRUSONE, LP., a Maryland limited partnership, CYRUSONE FINANCE CORP., a Maryland corporation, and , as trustee (the “Trustee”):