EX-21.1 5 d634729dex211.htm EX-21.1 EX-21.1

Exhibit 21.1

Subsidiaries of the registrant

InfoSpace Sales LLC, a Delaware limited liability company

TaxACT Holdings, Inc., a Delaware corporation

TaxACT, Inc., an Iowa corporation (“TaxACT”)

Monoprice Holdings, Inc., a Delaware corporation

Monoprice, Inc., a California corporation (“Monoprice”)