Exhibit 21
SUBSIDIARIES OF NETSCOUT
| Name |
Jurisdiction of Incorporation | |
| NetScout Systems Security Corporation |
Massachusetts | |
| NetScout Systems Canada Inc. |
Ontario, Canada | |
| NetScout Systems Foreign Sales Corporation |
Barbados | |
| NetScout Systems (UK) Limited |
England and Wales | |
| NetScout Service Level Corporation |
Delaware | |
| NetScout Systems France, SARL |
France | |
| NetScout Systems (HK) Limited |
Hong Kong | |
| NetScout Systems Mexico, S.A. de C.V. |
Mexico | |
| NetScout Systems Singapore Pte Ltd. |
Singapore | |
| NetScout Systems Norway AS |
Norway | |
| NetScout Systems India Pvt. Ltd. |
India | |
| NetScout Systems Switzerland GmbH |
Switzerland | |
| NetScout Systems Japan K.K. |
Japan | |
| NetScout Systems Germany GmbH |
Germany | |