AS40831 Mass General Brigham Incorporated

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	50.216.106.0/24	Comcast Cable Communications, LLC		50.128.0.0/9	ARIN
	132.183.0.0/16	Massachusetts General Hospital		132.183.0.0/16	ARIN
	155.52.0.0/16	Dana-Farber Cancer Institute		155.52.0.0/16	ARIN
	160.72.231.0/24	Partners Healthcare		-
	170.223.0.0/16	Mass General Brigham Incorporated		170.223.0.0/16	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS7015	COMCAST-7015	Comcast Cable Communications, LLC
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS40127	LMANET	Longwood Medical and Academic Area (LMA)
	AS394784	MEEI-AS	Massachusetts Eye and Ear Infirmary

• IPv4 Upstreams

Country	ASN	Name	Description
	AS40127	LMANET	Longwood Medical and Academic Area (LMA)
	AS7015	COMCAST-7015	Comcast Cable Communications, LLC
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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• IPv4 Downstreams

Country	ASN	Name	Description
	AS394784	MEEI-AS	Massachusetts Eye and Ear Infirmary

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
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ASNumber:       40831
ASName:         PHS
ASHandle:       AS40831
RegDate:        2017-07-25
Updated:        2017-07-25    
Ref:            https://rdap.arin.net/registry/autnum/40831


OrgName:        Mass General Brigham Incorporated
OrgId:          PHS-8
Address:        Brigham & Womens Hospital Information Systems 10 Vining Street
City:           Boston
StateProv:      MA
PostalCode:     02115
Country:        US
RegDate:        1995-07-14
Updated:        2023-05-12
Ref:            https://rdap.arin.net/registry/entity/PHS-8


OrgAbuseHandle: ZP106-ARIN
OrgAbuseName:   Domain Admin
OrgAbusePhone:  +1-617-726-5833 
OrgAbuseEmail:  domainadmin@partners.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZP106-ARIN

OrgTechHandle: MCCAN128-ARIN
OrgTechName:   McCann, Thomas  
OrgTechPhone:  +1-857-214-1079 
OrgTechEmail:  tmccann@mgb.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MCCAN128-ARIN

OrgTechHandle: ZP106-ARIN
OrgTechName:   Domain Admin
OrgTechPhone:  +1-617-726-5833 
OrgTechEmail:  domainadmin@partners.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ZP106-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#