SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* STT COMMUNICATIONS LTD (Last) (First) (Middle) 51 CUPPAGE ROAD #10-11/17 STARHUB CENTRE (Street) SINGAPORE U0 229469 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol EQUINIX INC [ EQIX ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 01/11/2005
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
CONVERTIBLE SECURED PROMISSORY NOTES(1)	$9.1779	01/11/2005		P		1,492,173.84(2)		01/11/2005	01/11/2007	SERIES A-1 CONVERTIBLE PREFERRED STOCK(3)	162,583	$1,492,173.84	$39,958,523.84(4)	I	By subsidiary(5)
CONVERTIBLE SECURED PROMISSORY NOTES(1)	$9.1779	01/11/2005		C			38,035,206.53(2)(4)	01/11/2005	01/11/2007	SERIES A-1 CONVERTIBLE PREFERRED STOCK(3)	4,144,216	(8)	$1,923,317.51(4)	I	By subsidiary(5)
SERIES A-1 CONVERTIBLE PREFERRED STOCK	(6)	01/11/2005		C		4,144,216		02/01/2005	(7)	COMMON STOCK	4,144,216	(8)	4,144,216	I	By subsidiary(5)

1. Name and Address of Reporting Person* STT COMMUNICATIONS LTD (Last) (First) (Middle) 51 CUPPAGE ROAD #10-11/17 STARHUB CENTRE (Street) SINGAPORE U0 229469 (City) (State) (Zip)

1. Name and Address of Reporting Person* I STT INVESTMENT PTE LTD (Last) (First) (Middle) 51 CUPPAGE ROAD #10-11/17 STARHUB CENTRE (Street) SINGAPORE U0 229469 (City) (State) (Zip)

1. Name and Address of Reporting Person* SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD (Last) (First) (Middle) 51 CUPPAGE ROAD #10-11/17 STARHUB CENTRE (Street) SINGAPORE U0 229469 (City) (State) (Zip)

1. Name and Address of Reporting Person* TEMASEK HOLDINGS LTD (Last) (First) (Middle) 60B ORCHARD ROAD, THE ATRIUM@ORCHARD #06-18 TOWER 2 (Street) SINGAPORE U0 238891 (City) (State) (Zip)

Explanation of Responses:

1. These securities were referred to as "14% Series A-1 PIK Convertible Secured Notes Due 2007" in the Forms 4 filed by the reporting persons on December 30, 2004, and as Convertible Secured Promissory Notes in the Form 4 filed by the reporting persons on January 3, 2003.

2. This is the face amount of the Convertible Secured Promissory Notes (the "Notes") expressed in U.S. dollars.

3. The securities underlying the Notes listed herein were recorded as being the Common Stock of the Issuer in the Forms 4 filed by the reporting persons on December 30, 2004.

4. This number takes into account $30,000,000 of Notes acquired by the reporting persons on December 31, 2002; $1,400,000 of Notes acquired by the reporting persons on May 1, 2003; $2,198,000 of Notes acquired by the reporting persons on November 1, 2003; $2,351,860 of Notes acquired by the reporting persons on May 1, 2004 and $2,516,490 of Notes acquired by the reporting persons on November 1, 2004, respectively.

5. Singapore Technologies Telemedia Pte Ltd ("STT"), a wholly-owned subsidiary of Temasek Holdings (Private) Limited ("Temasek"), has an indirect interest in the securities reported herein by virtue of its ownership interests in i-STT Investments Pte Ltd, which is the record holder of the securities of the Issuer reported herein. Temasek disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

6. The Series A-1 Convertible Preferred Stock is convertible into Common Stock of the Issuer on a 1-for-1 basis.

7. There is no expiration date for conversion of the Series A-1 Convertible Preferred Stock.

8. Not applicable.

	/s/ Pek Siok Lan, Director, STT COMMUNICATIONS LTD	01/13/2005
	/s/ Pek Siok Lan, Director, i-STT INVESTMENTS PTE LTD	01/13/2005
	/s/ Pek Siok Lan, Company Secretary, SINGAPORE TECHNOLOGIES TELEMEDIA PTE LTD	01/13/2005
	/s/ Chia Yue Joo, Managing Director, Legal, TEMASEK HOLDINGS (PRIVATE) LIMITED	01/13/2005
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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