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	Prefix	Description
	38.68.251.0/24	Cogent Communications, LLC
	38.68.253.0/24	Cogent Communications, LLC
	38.68.255.0/24	Cogent Communications, LLC
	2001:468:c80::/41	University of Maryland
	2001:468:cfe::/48	University of Maryland
	2607:b400::/36	Virginia Polytechnic Institute and State Univ.
	2607:b400::/32	Virginia Polytechnic Institute and State Univ.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✔
	AS10490	Georgia Institute of Technology	✔	✘
	AS11164	Internet2 I2PX	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✔
	AS1201	Old Dominion University	✔	✘
	AS11164	Internet2 I2PX	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS26499	Virginia Polytechnic Institute and State Univ.	✔	✔
	AS1312	Virginia Polytechnic Institute and State Univ.	✔	✔
	AS225	University of Virginia	✔	✘
	AS10490	Georgia Institute of Technology	✔	✘
	AS11279	George Mason University	✔	✔
	AS3140	The Thomas Jefferson High School for Science and Tech.	✔	✔
	AS1411	Christopher Newport University	✔	✘
	AS137409	GSL Networks Pty LTD	✔	✔
	AS11975	The College of William and Mary	✔	✘
	AS11537	Internet2	✔	✔
	AS16643	Virginia Commonwealth University	✔	✘
	AS6204	INTERKVM HOST SRL	✔	✔
	AS5405	Inter.link GmbH	✔	✔
	AS7195	EdgeUno	✔	✔
	AS52320	V.tal (GlobeNet)	✔	✔
	AS13786	Seaborn (Seabras USA, LLC)	✔	✔
	AS40151	Old Dominion University	✔	✘
	AS835	GoCodeIT Inc	✔	✘
	AS53446	Eastern Virginia Medical School	✔	✘
	AS49544	i3D.net B.V	✔	✔
	AS18678	INTERNEXA S.A. E.S.P	✔	✘
	AS399728	P Foundation	✔	✘
	AS4826	Vocus Connect International Backbone	✔	✔
	AS21559	OSNET	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS24482	SG.GS	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS1828	PacketFabric / Unitas Global	✔	✔
	AS16276	OVH SAS	✔	✔
	AS32133	Ting Fiber Inc.	✔	✔
	AS18403	FPT Telecom Company	✔	✘
	AS62642	Bigleaf Networks, Inc.	✔	✘
	AS1426	TenSpire Network	✔	✘
	AS45701	PT Internet Madju Abad Milenindo	✔	✘
	AS4922	Shenandoah Cable Television LLC	✔	✘
	AS3737	PenTeleData Inc.	✔	✘
	AS10357	James Madison University	✔	✘
	AS4455	IX Reach Ltd	✔	✔
	AS14537	Continent 8 LLC	✔	✘
	AS215724	Edgevana, Inc.	✔	✘
	AS262589	SAMM (Internexa)	✔	✘
	AS19684	Latigo, LLC	✔	✘
	AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
	AS35280	F5 Networks SARL	✔	✘
	AS37468	Angola Cables	✔	✘
	AS398465	Rackdog LLC	✔	✘
	AS15169	Google LLC	✔	✘
	AS197155	Artnet Sp. z o.o.	✔	✘
	AS3223	Voxility LLP	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✔
	AS60171	AFR-IX TELECOM S.A.	✔	✘
	AS293	ESnet	✔	✘
	AS62887	WhiteSky Communications, LLC.	✔	✘
	AS28283	Adyl Telecom	✘	✔

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Downstreams

	ASN	Description	IPv4	IPv6
	AS1201	Old Dominion University	✔	✘
	AS26499	Virginia Polytechnic Institute and State Univ.	✔	✔
	AS225	University of Virginia	✔	✘
	AS1312	Virginia Polytechnic Institute and State Univ.	✔	✔
	AS3140	The Thomas Jefferson High School for Science and Tech.	✔	✔
	AS11279	George Mason University	✔	✘
	AS16643	Virginia Commonwealth University	✔	✘
	AS11975	The College of William and Mary	✔	✘

ASHandle:       AS40220
OrgID:          VPISU
ASName:         MARIA
ASNumber:       40220
RegDate:        2006-08-18
Comment:        Mid-Atlantic Research Infrastructure Alliance
Updated:        2025-11-13
TechHandle:     BEJ1-ARIN
TechHandle:     COLEA24-ARIN
Source:         ARIN



OrgID:          VPISU
OrgName:        Virginia Polytechnic Institute and State Univ.
CanAllocate:    
Street:         Communications Network Services
Street:         1770 Forecast Dr
City:           Blacksburg
State/Prov:     VA
Country:        US
PostalCode:     24061-0506
Comment:        DMCA and copyright complaints to DMCA@vt.edu.
RegDate:        1993-09-23
Updated:        2025-11-11
OrgAdminHandle: BEJ1-ARIN
OrgTechHandle:  ECL27-ARIN
OrgTechHandle:  PB123-ARIN
OrgAbuseHandle: VTOC-ARIN
OrgNOCHandle:   VTOC-ARIN
OrgRoutingHandle:   ECL27-ARIN
OrgRoutingHandle:   EJB12-ARIN
OrgRoutingHandle:   FOTED-ARIN
OrgRoutingHandle:   SADIN-ARIN
OrgDNSHandle:   ECL27-ARIN
Source:         ARIN





OrgAdminHandle:       BEJ1-ARIN
OrgAdminName:         Brian Jones
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ECL27-ARIN
OrgTechName:          Eric Landgraf
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        PB123-ARIN
OrgTechName:          Phil Benchoff
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       VTOC-ARIN
OrgAbuseName:          Virginia Tech Operations Center
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         VTOC-ARIN
OrgNOCName:            Virginia Tech Operations Center
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     ECL27-ARIN
OrgRoutingName:       Eric Landgraf
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     EJB12-ARIN
OrgRoutingName:       Eric Brown
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     FOTED-ARIN
OrgRoutingName:       Ajinkya Fotedar
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     SADIN-ARIN
OrgRoutingName:       Nandan Sadineni
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         ECL27-ARIN
OrgDNSName:           Eric Landgraf
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           BEJ1-ARIN
TechName:             Brian Jones
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           COLEA24-ARIN
TechName:             Andrew Cole
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-05-31T03:27:13Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-40220-as-all	13
RADB	as-sox-transit-ipv6	32
RIPE	as-level3-ipv6	20539
RADB	as-matp-equinixix	5
RADB	as-sox-transit	70
RADB	as-hurricanev6	21059
RADB	as40220:as-all	19
LEVEL3	as-level3-customers-na	0