Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

|                   |                                                           |  | JURISDICTION            
|------------------ | --------------------------------------------------------- |  | ------------------------
|                   |                                                           |  | OF                      
|NAME OF SUBSIDIARY |                                                           |  | INCORPORATION           
|1.                 | NICUSA, Inc.*                                             |  | Kansas, U.S.            
|2.                 | Kansas
      Information Consortium, Inc.**               |  | Kansas,
      U.S.      
|3.                 | Indiana Interactive, LLC**                                |  | Indiana, U.S.           
|4.                 | Arkansas Information Consortium, LLC**                    |  | Arkansas,
      U.S.    
|5.                 | Nebraska Interactive, LLC**                               |  | Nebraska, U.S.          
|6.                 | Virginia Interactive, LLC**                               |  | Virginia,
      U.S.    
|7.                 | Iowa Interactive, LLC**                                   |  | Iowa, U.S.              
|8                  | Montana Interactive, LLC**                                |  | Montana,
      U.S.     
|9.                 | Maine Information Network, LLC**                          |  | Maine, U.S.             
|10.                | Utah
      Interactive, LLC**                             |  | Utah,
      U.S.        
|11.                | Hawaii Information Consortium, LLC**                      |  | Hawaii, U.S.            
|12.                | Idaho
      Information Consortium, LLC**                 |  | Idaho,
      U.S.       
|13.                | NIC Commerce, LLC**                                       |  | Colorado, U.S.          
|14.                | NIC
      Conquest, LLC**                                 |  | Colorado,
      U.S.    
|15.                | National Information Consortium Technologies,
      LLC** |  | California, U.S.        
|16.                | Intelligent Decision Technologies, LLC**                  |  | Colorado,
      U.S.    
|17.                | National Online Registries, LLC**                         |  | Colorado, U.S.          
|18.                | Bay
      Area Interactive, LLC**                         |  | California,
      U.S.  
|19.                | Florida Information Consortium, Inc.**                    |  | Florida, U.S.           
|20.                | Michigan Local Interactive, LLC**                         |  | Michigan,
      U.S.    
|21.                | Texas Local Interactive, LLC**                            |  | Texas, U.S.             
|22.                | Alabama Interactive, LLC**                                |  | Alabama,
      U.S.     
|23.                | NIC European Business Limited*                            |  | London, England         
|24.                | Kentucky Interactive, LLC**                               |  | Kentucky,
      U.S.    
|25.                | NIC Solutions, LLC**                                      |  | Colorado, U.S.          
|26.                | National Retail Registries, LLC**                         |  | Colorado,
      U.S.    
|27.                | South Carolina Interactive, LLC**                         |  | South Carolina, U.S.    
|28.                | Colorado Interactive, LLC**                               |  | Colorado,
      U.S.    
|29.                | Vermont Information Consortium, LLC**                     |  | Vermont, U.S.           
|30.                | Rhode
      Island Interactive, LLC**                     |  | Rhode Island,
      U.S.
|31.                | eGov Service Corporation*                                 |  | Colorado, U.S.          
|32.                | One
      Point Security Solutions, LLC*                  |  | Colorado,
      U.S.    
|33.                | West Virginia Interactive, LLC **                         |  | West Virginia, U.S      

|*  |  | Wholly-owned subsidiary of NIC Inc.    
|-- |  | ---------------------------------------
|** |  | Wholly-owned subsidiary of NICUSA, Inc.

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