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	Prefix	Description
	18.2.128.0/19	Massachusetts Institute of Technology
	18.2.192.0/19	Massachusetts Institute of Technology
	2001:468:600::/40	Harvard University
	2001:504:2e::/48	Harvard University
	2603:40ff:4000::/36	Massachusetts Institute of Technology
	2603:40ff:6000::/36	Massachusetts Institute of Technology
	2603:40ff:6407::/48	Massachusetts Institute of Technology
	2603:40ff:6408::/48	Massachusetts Institute of Technology

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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	✔	✔
	AS11164	Internet2 I2PX	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS11164	Internet2 I2PX	✔	✔
	AS156	Northeastern University	✔	✘
	AS174	Cogent Communications, LLC	✔	✔
	AS1742	Harvard University	✔	✔
	AS3	Massachusetts Institute of Technology	✔	✔
	AS11537	Internet2	✔	✔
	AS54617	Massachusetts Green High Performance Computing Center, Inc	✔	✔
	AS13326	Tufts University	✔	✔
	AS5724	University of Massachusetts Medical School	✔	✘
	AS11499	Woods Hole Oceanographic Institution	✔	✘
	AS63	Massachusetts Institute of Technology	✔	✘
	AS1650	Cambridge Public Schools	✔	✘
	AS14512	Bentley University	✔	✘
	AS32389	Berklee College of Music	✔	✘
	AS10561	Brandeis University	✔	✘
	AS22834	Boston College	✔	✔
	AS27552	TowardEX Technologies International, Inc.	✔	✔
	AS395792	Holyoke Public Schools	✔	✘
	AS293	ESnet	✔	✔
	AS111	Boston University	✔	✘
	AS2734	CoreSite	✔	✘
	AS6079	Astound (fka. RCN)	✔	✘
	AS15169	Google LLC	✔	✔
	AS1239	Sprint Wireline (Cogent)	✔	✔
	AS197155	Artnet Sp. z o.o.	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS156	Northeastern University	✔	✘
	AS1742	Harvard University	✔	✔
	AS13326	Tufts University	✘	✔
	AS54617	Massachusetts Green High Performance Computing Center, Inc	✘	✔
	AS1650	Cambridge Public Schools	✔	✘

ASHandle:       AS10578
OrgID:          HARVAR-Z
ASName:         GIGAPOP-NE
ASNumber:       10578
RegDate:        1997-09-19
Updated:        2025-12-02
TechHandle:     BVM1-ARIN
AbuseHandle:    MNS18-ARIN
NOCHandle:      MNO78-ARIN
Source:         ARIN



OrgID:          HARVAR-Z
OrgName:        Harvard University
CanAllocate:    
Street:         HUIT Network Services
Street:         Patrick McEvilly - Director
Street:         784 Memorial Drive
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139
RegDate:        2023-08-16
Updated:        2024-07-01
OrgAdminHandle: PMC277-ARIN
OrgTechHandle:  DASHB-ARIN
OrgTechHandle:  KENNY32-ARIN
OrgTechHandle:  PMC277-ARIN
OrgAbuseHandle: ABUSE3331-ARIN
OrgAbuseHandle: PMC277-ARIN
OrgNOCHandle:   NETWO4930-ARIN
OrgNOCHandle:   PMC277-ARIN
OrgRoutingHandle:   KENNY32-ARIN
OrgRoutingHandle:   PMC277-ARIN
OrgDNSHandle:   DASHB-ARIN
OrgDNSHandle:   PMC277-ARIN
Source:         ARIN





OrgAdminHandle:       PMC277-ARIN
OrgAdminName:         Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DASHB-ARIN
OrgTechName:          Benjamin Dash
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        KENNY32-ARIN
OrgTechName:          Eric Kenny
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        PMC277-ARIN
OrgTechName:          Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ABUSE3331-ARIN
OrgAbuseName:          Abuse
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       PMC277-ARIN
OrgAbuseName:         Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         NETWO4930-ARIN
OrgNOCName:            Network Operations
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         PMC277-ARIN
OrgNOCName:           Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     KENNY32-ARIN
OrgRoutingName:       Eric Kenny
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     PMC277-ARIN
OrgRoutingName:       Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         DASHB-ARIN
OrgDNSName:           Benjamin Dash
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         PMC277-ARIN
OrgDNSName:           Patrick Mcevilly
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           BVM1-ARIN
TechName:             Brian Mollo
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          MNS18-ARIN
AbuseName:             MIT Network Security
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            MNO78-ARIN
NOCName:               MIT Network Operations
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-04-04T03:31:25Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-rcn-ce-peers	8462
RADB	as-ctbc-customers116	49
RADB	as10578:as-all	20
RADB	as198949:as-sd	3401