As filed with the Securities and Exchange Commission on May 11, 2009
                                                         Registration No. 333  -
================================================================================

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                         ------------------------------

                                    FORM F-6
                             REGISTRATION STATEMENT
                                      UNDER
     THE SECURITIES ACT OF 1933 FOR AMERICAN DEPOSITARY SHARES EVIDENCED BY
                          AMERICAN DEPOSITARY RECEIPTS

                                  ------------

                            Sify Technologies Limited
   (Exact name of issuer of deposited securities as specified in its charter)

                                  ------------

                                      [N/A]
                   (Translation of issuer's name into English)

                                  ------------

                                Republic of India
            (Jurisdiction of incorporation or organization of issuer)

                         ------------------------------

                                 Citibank, N.A.
             (Exact name of depositary as specified in its charter)

                                  ------------

                                 399 Park Avenue
                            New York, New York 10043
                                 (212) 816-6690
    (Address, including zip code, and telephone number, including area code,
                  of depositary's principal executive offices)

                                  ------------

                              CT Corporation System
                         111 Eighth Avenue (13th floor)
                            New York, New York 10011
                                 (212) 894-8940
    (Address, including zip code, and telephone number, including area code,
                              of agent for service)

                         ------------------------------

                                   Copies to:

                              Herman H. Raspe, Esq.
                       Patterson Belknap Webb & Tyler LLP
                           1133 Avenue of the Americas
                            New York, New York 10036

                         ------------------------------

It is proposed that this filing become effective under Rule 466:
                                          |_|   immediately upon filing.
                                          |_|   on (Date) at (Time).

If a separate registration statement has been filed to register the deposited
shares, check the following box : |_|

                         ------------------------------

                         CALCULATION OF REGISTRATION FEE



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       Title of Each Class of              Amount to be       Proposed Maximum      Proposed Maximum         Amount of
     Securities to be Registered            Registered         Aggregate Price     Aggregate Offering     Registration Fee
                                                                  Per Unit*              Price**

--------------------------------------------------------------------------------------------------------------------------
                                                                                                   
American Depositary Shares, each         25,000,000 ADSs            $5.00            $1,250,000.00             69.75
representing one (1) Equity Share of
Sify Technologies Limited
--------------------------------------------------------------------------------------------------------------------------


*     Each unit represents 100 American Depositary Shares.
**    Estimated solely for the purpose of calculating the registration fee.
      Pursuant to Rule 457(k), such estimate is computed on the basis of the
      maximum aggregate fees or charges to be imposed in connection with the
      issuance of American Depositary Shares.

--------------------------------------------------------------------------------

      The Registrant hereby amends this Registration Statement on such date or
      dates as may be necessary to delay its effective date until the Registrant
      shall file a further amendment which specifically states that this
      Registration Statement shall thereafter become effective in accordance
      with Section 8(a) of the Securities Act of 1933, or until this
      Registration Statement shall become effective on such date as the
      Commission, acting pursuant to said Section 8(a), may determine.



      This Registration Statement may be executed in any number of counterparts,
      each of which shall be deemed an original, and all of such counterparts
      together shall constitute one and the same instrument.


                                       ii


                                     PART I

                       INFORMATION REQUIRED IN PROSPECTUS

                              Cross Reference Sheet

Item 1.           DESCRIPTION OF SECURITIES TO BE REGISTERED



                                                                   Location in Form of American
                                                                   Depositary Receipt ("Receipt")
Item Number and Caption                                            Filed Herewith as Prospectus
-----------------------                                            ----------------------------
                                                                
1.   Name of Depositary and address of its principal executive     Face of Receipt -  Introductory Article.
     office

2.   Title of Receipts and identity of deposited securities        Face of Receipt  - Top Center.

Terms of Deposit:

       (i)    The amount of deposited securities represented by    Face of Receipt  - Upper right corner.
              one American Depositary Share ("ADSs")

       (ii)   The procedure for voting, if any, the deposited      Reverse of Receipt  - Paragraphs (16)
              securities                                           and (17).

       (iii)  The collection and distribution of dividends         Reverse of Receipt - Paragraphs (14) and (16).

       (iv)   The transmission of notices, reports and proxy       Face of Receipt  - Paragraph (13)
              soliciting material                                  Reverse of Receipt - Paragraph (16).

       (v)    The sale or exercise of rights                       Reverse of Receipt - Paragraphs (14)
                                                                   and (16).

       (vi)   The deposit or sale of securities resulting from     Reverse of Receipt - Paragraphs (14), (16) and (18).
              dividends, splits or plans of reorganization

       (vii)  Amendment, extension or termination of the deposit   Reverse of Receipt - Paragraphs (22) and (23) (no
              agreement                                            provision for extensions).

       (viii) Rights of holders of Receipts to inspect the         Face of Receipt - Paragraph (13).
              transfer books of the Depositary and the list of
              holders of ADSs

       (ix)   Restrictions upon the right to deposit or withdraw   Face of Receipt - Paragraphs (2), (4), (6), (7),
              the underlying securities                            (8), (9) and (10).



                                       I-1




                                                                   Location in Form of American
                                                                   Depositary Receipt ("Receipt")
Item Number and Caption                                            Filed Herewith as Prospectus
-----------------------                                            ----------------------------
                                                                
       (x)    Limitation upon the liability of the Depositary      Reverse of Receipt - Paragraphs (19) and (20).

3.    Fees and charges which may be imposed directly or            Face of Receipt - Paragraph (10).
      indirectly on holders of ADSs

Item 2.           AVAILABLE INFORMATION                            Face of Receipt - Paragraph (13).


      The Company is subject to the periodic reporting requirements of the
United States Securities Exchange Act of 1934, as amended, and, accordingly,
files certain reports with, and submits certain reports to, the United States
Securities and Exchange Commission (the "Commission"). These reports can be
retrieved from the Commission's internet website (www.sec.gov), and can be
inspected and copied at the public reference facilities maintained by the
Commission at 100 F Street, N.E., Washington D.C. 20549.


                                       I-2


                                   PROSPECTUS

      The Prospectus consists of the proposed form of American Depositary
      Receipt included as Exhibit A to the Form of Amendment No. 3 to Deposit
      Agreement filed as Exhibit (a)(i) to this Registration Statement on Form
      F-6 and is incorporated herein by reference.

                                       I-3


                                     PART II

                     INFORMATION NOT REQUIRED IN PROSPECTUS

Item 3.           EXHIBITS

         (a)(i)   Form of Amendment No. 3 to Deposit Agreement, by and among
                  Sify Technologies Limited (formerly known as "Satyam Infoway
                  Limited" and hereinafter, the "Company"), Citibank, N.A. as
                  depositary (the "Depositary"), and all Holders and Beneficial
                  Owners of American Depositary Shares issued under the Deposit
                  Agreement. -- Filed herewith as Exhibit (a)(i).

         (a)(ii)  Amendment No. 2 to Deposit Agreement, dated as of September
                  24, 2002, by and among the Company, the Depositary and Holders
                  and Beneficial Owners of American Depositary Shares evidenced
                  by American Depositary Receipts issued under the Deposit
                  Agreement. -- Filed herewith as Exhibit (a)(ii).

         (a)(iii) Amendment No. 1 to Deposit Agreement, dated as of January 6,
                  2000, by and among the Company, the Depositary and Holders and
                  Beneficial Owners of American Depositary Shares evidenced by
                  American Depositary Receipts issued under the Deposit
                  Agreement. -- Filed herewith as Exhibit (a)(iii).

         (a)(iv)  Deposit Agreement, dated as of October 18, 1999, by and among
                  the Company, the Depositary and the Holders and Beneficial
                  Owners of American Depositary Shares evidenced by American
                  Depositary Receipts issued thereunder (the "Deposit
                  Agreement"). -- Filed herewith as Exhibit (a)(iv).

         (b)      Supplemental Letter Agreement, dated as of November 2, 2007,
                  between the Depositary and Company -- filed herewith as
                  Exhibit (b).

         (c)      Every material contract relating to the deposited securities
                  between the Depositary and the issuer of the deposited
                  securities in effect at any time within the last three years.
                  -- None.

         (d)      Opinion of counsel for the Depositary as to the legality of
                  the securities to be registered. -- Filed herewith as Exhibit
                  (d).

         (e)      Certificate under Rule 466. -- None.

         (f)      Powers of Attorney for certain officers and directors and the
                  authorized representative of the Company. -- Set forth on the
                  signature pages hereto.


                                      II-1


Item 4.           UNDERTAKINGS

         (a)      The Depositary undertakes to make available at the principal
                  office of the Depositary in the United States, for inspection
                  by holders of ADSs, any reports and communications received
                  from the issuer of the deposited securities which are both (1)
                  received by the Depositary as the holder of the deposited
                  securities, and (2) made generally available to the holders of
                  the underlying securities by the issuer.

         (b)      If the amount of fees charged is not disclosed in the
                  prospectus, the Depositary undertakes to prepare a separate
                  document stating the amount of any fee charged and describing
                  the service for which it is charged and to deliver promptly a
                  copy of such fee schedule without charge to anyone upon
                  request. The Depositary undertakes to notify each registered
                  holder of an ADS thirty (30) days before any change in the fee
                  schedule.


                                      II-2


                                   SIGNATURES

      Pursuant to the requirements of the Securities Act of 1933, as amended,
Citibank, N.A., acting solely on behalf of the legal entity created by the
Deposit Agreement, by and among Sify Technologies Limited, Citibank, N.A., as
depositary, and the Holders and Beneficial Owners from time to time of American
Depositary Shares to be issued thereunder, as amended prior to the date hereof
and as proposed to be further amended, certifies that it has reasonable grounds
to believe that all the requirements for filing on Form F-6 are met and has duly
caused this Registration Statement on Form F-6 to be signed on its behalf by the
undersigned, thereunto duly authorized, in the City of New York, State of New
York, on the 11th day of May 2009.

                                    Legal entity created by the Deposit
                                    Agreement, as amended prior to the date
                                    hereof and, as proposed to be further
                                    amended, under which the American Depositary
                                    Shares registered hereunder are to be
                                    issued, each American Depositary Share
                                    representing one (1) Equity Share of Sify
                                    Technologies Limited.

                                    CITIBANK, N.A., solely in its capacity as
                                    Depositary


                                    By: /s/ Keith Galfo
                                        ----------------------------------------
                                        Name:  Keith Galfo
                                        Title: Vice President


                                      II-3


                                   SIGNATURES

      Pursuant to the requirements of the Securities Act of 1933, as amended,
Sify Technologies Limited certifies that it has reasonable grounds to believe
that all the requirements for filing on Form F-6 are met and has duly caused
this Registration Statement on Form F-6 to be signed on its behalf by the
undersigned thereunto duly authorized, in Chennai, India, on May 11, 2009.

                                              SIFY TECHNOLOGIES LIMITED

                                              By: /s/ M.P. Vijay Kumar
                                                  ------------------------------
                                                  Name:  M.P. Vijay Kumar
                                                  Title: Chief Financial Officer


                                      II-4


                               POWERS OF ATTORNEY

      KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature
appears below constitutes and appoints each of Mr. Raju Vegesna and Mr. MP Vijay
Kumar to act as his/her true and lawful attorney-in-fact and agent, with full
power of substitution, for him/her and in his/her name, place and stead, in any
and all such capacities, to sign any and all amendments, including
post-effective amendments, and supplements to this Registration Statement, and
to file the same, with all exhibits thereto and other documents in connection
therewith, with the United States Securities and Exchange Commission, granting
unto said attorney-in-fact and agent full power and authority to do and perform
each and every act and thing requisite and necessary to be done in and about the
premises, as fully to all intents and purposes as s/he might or could do in
person, hereby ratifying and confirming all that said attorney-in-fact and
agent, or his/her substitute or substitutes, may lawfully do or cause to be done
by virtue hereof.

      Pursuant to the requirements of the Securities Act of 1933, as amended,
this Registration Statement on Form F-6 has been signed by the following persons
in the following capacities on May 11, 2009.

Signature                     Title
---------                     -----


/s/ Raju Vegesna              Chief Executive Officer, Chairman of the Board and
-------------------------     Managing Director
Raju Vegesna


/s/ M P Vijay Kumar           Chief Financial Officer
-------------------------     Principal Accounting Officer
M P Vijay Kumar


/s/ C V S Suri                Chief Operating Officer
-------------------------
C V S Suri


-------------------------     Principal Accounting Officer/Controller
Name:


/s/ Ananda Raju Vegesna       Director
-------------------------
Ananda Raju Vegesna


                                      II-5


Signature                     Title
---------                     -----


/s/ S.K. Rao                  Director
-------------------------
S.K. Rao


/s/ T.H. Chowdary             Director
-------------------------
T.H. Chowdary


/s/ P.S. Raju                 Director
-------------------------
P.S. Raju


/s/ S R Sukumara              Director
-------------------------
S R Sukumara


/s/ Donald Puglisi            Authorized Representative
-------------------------
Name:  Donald Puglisi
Title:


/s/ C.B. Mouli                Director
-------------------------
C.B. Mouli


                                      II-6


                                Index to Exhibits

                                                                   Sequentially
Exhibit             Document                                       Numbered Page
-------             --------                                       -------------
(a)(i)              Form of Amendment No. 3 to the Deposit
                    Agreement

(a)(ii)             Amendment No. 2 to the Deposit Agreement

(a)(iii)            Amendment No. 1 to the Deposit Agreement

(a)(iv)             Deposit Agreement

(b)                 Supplemental Letter Agreement between the
                    Depositary and Company

(d)                 Opinion of counsel to the Depositary