Neustar Inc Watch

from 8-K 147 pages Article 1 Definitions and Incorporation by Reference

from 10-Q 15 pages Form of Warrant

from 10-Q 8 pages Neustar, Inc. Stockholders Agreement

from S-1/A 4 pages [Face of Certificate] Number Nb [Logo] Neustar, Inc. Incorporated Under the Laws of the State of Delaware Class B Common Stock Shares See Reverse for Certain Definitions This Certifies That Is the Owner of Fully Paid and Non-Assessable Shares of the Class B Common Stock, Par Value of $0.001 Per Share, of Neustar, Inc. Transferable on the Books of the Corporation by the Holder Hereof in Person or by Duly Authorized Attorney Upon Surrender of This Certificate Properly Endorsed. This Certificate Is Not Valid Unless Countersigned and Registered by the Transfer Agent and Registrar. in Witness Whereof, Said Corporation Has Caused This Certificate to Be Signed in Facsimile by Its Duly Authorized Officers, and Its Corporate Seal to Be Affixed in Facsimile. Dated: /S/ Secretary [Seal] /S/ Chairman Countersigned and Registered: Wachovia Bank, N.A. (Charlotte, N.C.) Transfer Agent and Registrar by Authorized Signature [Reverse of Certificate]

from S-1/A 4 pages [Face of Certificate] Number Na [Logo] This Certificate Is Transferable in the Cities of New York, New York and Charlotte, North Carolina Neustar, Inc. Incorporated Under the Laws of the State of Delaware Class a Common Stock Shares See Reverse for Certain Definitions Cusip 64126x 20 1 This Certifies That Is the Owner of Fully Paid and Non-Assessable Shares of the Class a Common Stock, Par Value of $0.001 Per Share, of Neustar, Inc. Transferable on the Books of the Corporation by the Holder Hereof in Person or by Duly Authorized Attorney Upon Surrender of This Certificate Properly Endorsed. This Certificate Is Not Valid Unless Countersigned and Registered by the Transfer Agent and Registrar. in Witness Whereof, Said Corporation Has Caused This Certificate to Be Signed in Facsimile by Its Duly Authorized Officers, and Its Corporate Seal to Be Affixed in Facsimile. Dated: Secretary /S/ [Seal] /S/ Chairman Countersigned and Registered: Wachovia Bank, N.A. (Charlotte, N.C.) Transfer Agent and Registrar by Authorized Signature [Reverse of Certificate]

from S-1/A 9 pages Neustar, Inc. Form of Stockholders Agreement

from S-1/A 15 pages Form of Warrant

from S-1/A 27 pages Joint Venture Formation Agreement

from S-1/A 15 pages Form of Warrant

from S-1/A 21 pages Neustar, Inc. Registration Rights Agreement