-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 S9s+YpDFivcWue/BTetXkqBsQ874y+PGK9rT3Pu+TZG3HYc9TRvre0JXZ9GHKQFp
 qm/O5pPxyX4drEhgFgcNaQ==

<SEC-DOCUMENT>0001181431-05-062730.txt : 20051122
<SEC-HEADER>0001181431-05-062730.hdr.sgml : 20051122
<ACCEPTANCE-DATETIME>20051122132436
ACCESSION NUMBER:		0001181431-05-062730
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051121
FILED AS OF DATE:		20051122
DATE AS OF CHANGE:		20051122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTERNAP NETWORK SERVICES CORP
		CENTRAL INDEX KEY:			0001056386
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		IRS NUMBER:				912145721
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		601 UNION STREET SUITE 1000
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101
		BUSINESS PHONE:		2064418800

	MAIL ADDRESS:	
		STREET 1:		250 WILLIAMS STREET
		STREET 2:		SUITE E100
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30303

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERNAP NETWORK SERVICES CORP/WA
		DATE OF NAME CHANGE:	19990721

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BUCKEL DAVID
		CENTRAL INDEX KEY:			0001168587
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31989
		FILM NUMBER:		051220689

	BUSINESS ADDRESS:	
		STREET 1:		303 PEACHTREE CENTER AVE
		STREET 2:		SUITE 500
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30303
		BUSINESS PHONE:		4047208301

	MAIL ADDRESS:	
		STREET 1:		303 PEACHTREE CENTER AVE
		STREET 2:		SUITE 500
		CITY:			ALTANTA
		STATE:			GA
		ZIP:			30303
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd97852.xml
<DESCRIPTION>112105 DBUCKEL PURCHASE
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-11-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001056386</issuerCik>
        <issuerName>INTERNAP NETWORK SERVICES CORP</issuerName>
        <issuerTradingSymbol>IIP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001168587</rptOwnerCik>
            <rptOwnerName>BUCKEL DAVID</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O INTERNAP NETWORK SERVICES CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>250 WILLIAMS STREET, SUITE E100</rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30303</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-11-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.38</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>26872</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ David Buckel</signatureName>
        <signatureDate>2005-11-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----