<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE DIGITAL
INSIGHT CORPORATION FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 55,111
<SECURITIES> 32,549
<RECEIVABLES> 13,346
<ALLOWANCES> (195)
<INVENTORY> 774
<CURRENT-ASSETS> 107,641
<PP&E> 40,895
<DEPRECIATION> (10,778)
<TOTAL-ASSETS> 282,148
<CURRENT-LIABILITIES> 23,375
<BONDS> 0
0
0
<COMMON> 29
<OTHER-SE> 257,131
<TOTAL-LIABILITY-AND-EQUITY> 282,148
<SALES> 40,098
<TOTAL-REVENUES> 40,098
<CGS> 23,098
<TOTAL-COSTS> 0
<OTHER-EXPENSES> 59,565
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (39,873)
<INCOME-TAX> 0
<INCOME-CONTINUING> (39,873)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (39,873)
<EPS-BASIC> (1.63)
<EPS-DILUTED> (1.63)
</TABLE>