<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET, STATEMENT OF OPERATION AND STATEMENT OF CASH FLOWS INCLUDED IN THE
COMPANY'S QUARTERLY REPORT ON FORM 10-Q FOR THE PERIOD ENDED JUNE 30, 2000 AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 81,848
<SECURITIES> 0
<RECEIVABLES> 9,934
<ALLOWANCES> 661
<INVENTORY> 0
<CURRENT-ASSETS> 94,748
<PP&E> 53,707
<DEPRECIATION> 11,276
<TOTAL-ASSETS> 151,902
<CURRENT-LIABILITIES> 27,699
<BONDS> 21,783
0
5,500
<COMMON> 186,114
<OTHER-SE> (89,194)
<TOTAL-LIABILITY-AND-EQUITY> 151,902
<SALES> 0
<TOTAL-REVENUES> 12,666
<CGS> 0
<TOTAL-COSTS> 16,125
<OTHER-EXPENSES> 21,726
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (25,068)
<INCOME-TAX> 0
<INCOME-CONTINUING> (25,068)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (25,068)
<EPS-BASIC> (0.59)
<EPS-DILUTED> (0.59)
</TABLE>