Palo Alto Networks (PANW) 10-K 2012 FY Annual report

Exhibit 21.1

LIST OF SUBSIDIARIES

OF

PALO ALTO NETWORKS, INC.

Name of Subsidiary	Jurisdiction of Incorporation
Palo Alto Networks Belgium B.V.B.A.	Belgium
Palo Alto Networks (Malaysia), LLC	Delaware
Palo Alto Networks Godo Kaisha	Japan
Palo Alto Networks International Inc.	Delaware
Palo Alto Networks (UK) Limited	United Kingdom
Palo Alto Networks Korea, Ltd.	Korea
Palo Alto Networks L.L.C.	Delaware
Palo Alto Networks Singapore Pte. Ltd.	Singapore
PAN LLC	Delaware
Palo Alto Networks (Mexico) S. de R. de C.V.	Mexico
Palo Alto Networks (Netherlands) B.V.	Netherlands
Palo Alto Networks (Norway) AS.	Norway
Palo Alto Networks (Germany) GmbH.	Germany
Palo Alto Networks (Canada) Inc.	Canada
Palo Alto Networks (Brasil) Ltda.	Brazil
PAN C.V.	Netherlands