Equinix (EQIX) S-3ASR Automatic shelf registration

Exhibit 12.1

Equinix, Inc.

Computation of Ratio of Earnings to Fixed Charges

(in thousands)

	Years ended December 31,
	2002			2003			2004			2005			2006
Earnings:
Net loss before income taxes and cumulative effect of a change in accounting principle	$	(21,618	)	$	(84,171	)	$	(68,478	)	$	(42,069	)	$	(6,334	)
Fixed charges:
Interest expense		35,098			20,512			11,496			8,880			14,875
Interest factor on operating leases		7,558			8,594			9,251			8,828			8,516
Subtotal		42,656			29,106			20,747			17,708			23,391
Total Earnings	$	21,038		$	(55,065	)	$	(47,731	)	$	(24,362	)	$	17,057
Fixed Charges:
Fixed charges:
Interest expense	$	35,098		$	20,512		$	11,496		$	8,880		$	14,875
Capitalized interest		124			—			—			—			1,575
Interest factor on operating leases		7,558			8,594			9,251			8,828			8,516
Total Fixed Charges	$	42,780		$	29,106		$	20,747		$	17,708		$	24,966
Ratio of Earnings to Fixed Charges (1)		1.0:2.0			—			—			—			1.0:1.5
Coverage Deficiency (1)	$	—		$	(84,171	)	$	(68,478	)	$	(42,069	)	$	—

(1) Earnings were inadequate to cover fixed charges for all periods presented except for the years ended December 31, 2002 and 2006. As a result, the coverage deficiency is provided for all periods presented in which earnings were inadequate to cover fixed charges.