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	Prefix	Description
	192.26.149.0/24	Massachusetts Institute of Technology
	129.55.0.0/16	Massachusetts Institute of Technology
	129.55.201.0/24	Massachusetts Institute of Technology
	192.5.136.0/22	Massachusetts Institute of Technology
	192.5.140.0/23	Massachusetts Institute of Technology
	192.26.150.0/24	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
	AS13789	Unitas Global	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS13789	Unitas Global	✔	✘
	AS10578	Harvard University	✔	✘

ASHandle:       AS63
OrgID:          MIT-Z
ASName:         LL-MI
ASNumber:       63
RegDate:        1986-02-24
Updated:        2023-12-04
TechHandle:     ZM44-ARIN
Source:         ARIN



OrgID:          MIT-Z
OrgName:        Massachusetts Institute of Technology
CanAllocate:    
Street:         Lincoln Laboratory
City:           Lexington
State/Prov:     MA
Country:        US
PostalCode:     02173-0073
RegDate:        2023-11-30
Updated:        2023-11-30
OrgAdminHandle: ROBER120-ARIN
OrgTechHandle:  ROBER120-ARIN
OrgAbuseHandle: ROBER120-ARIN
Source:         ARIN





OrgAdminHandle:       ROBER120-ARIN
OrgAdminName:         Russell Roberge
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ROBER120-ARIN
OrgTechName:          Russell Roberge
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ROBER120-ARIN
OrgAbuseName:         Russell Roberge
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           ZM44-ARIN
TechName:              Lincoln Laboratory
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-17T03:27:07Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-level3-origins-na	0
LEVEL3	as-lumen-customers-asns	10695
LEVEL3	as-embarq	154
RADB	as10578:as-mitll	1
RADB	as198949:as-sd	3434
RADB	as-pnapnym	877
ARIN	as-xo-b	58219
RADB	as-pnapbsn	155
RADB	as-pnapbos	32
RADB	as-pnapnyc	352