EXHIBIT 21.1 SUBSIDIARIES OF AKAMAI TECHNOLOGIES, INC. AKAMAI Ltd. -- Incorporated in the United Kingdom AKAMAI GMBH -- Incorporated in Germany AKAMAI SARL -- Incorporated in France AKAMAI TECHNOLOGIES NETHERLANDS BV - Incorporated in the Netherlands AKAMAI INTERNAIONAL BV - Incorporated in the Netherlands AKAMAI SECURITIES TRUST -- Registered in Massachusetts AKAMAI CORPORATE LLC - Organized in Delaware AKAMAI SALES LLC - Organized in Delaware AKAMAI JAPAN - Incorporated in Japan