AS27311 Biogen MA Inc

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	161.199.168.0/24	Biogen MA Inc		161.199.168.0/22	ARIN
	161.199.170.0/24	Biogen MA Inc		161.199.168.0/22	ARIN
	161.199.171.0/24	Biogen MA Inc		161.199.168.0/22	ARIN
	198.180.131.0/24	Biogen MA Inc		198.180.131.0/24	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS701	UUNET	Verizon Business
	AS702	UUNET	Verizon Business
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC

• IPv4 Upstreams

Country	ASN	Name	Description
	AS701	UUNET	Verizon Business
	AS702	UUNET	Verizon Business
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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#
# 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.
#


ASNumber:       27311
ASName:         AS27311
ASHandle:       AS27311
RegDate:        2015-11-05
Updated:        2015-11-05    
Ref:            https://rdap.arin.net/registry/autnum/27311


OrgName:        Biogen MA Inc
OrgId:          BIOGEN
Address:        14 Cambridge Center
City:           Cambridge
StateProv:      MA
PostalCode:     02142
Country:        US
RegDate:        1993-08-02
Updated:        2019-06-04
Ref:            https://rdap.arin.net/registry/entity/BIOGEN


OrgAbuseHandle: DNA55-ARIN
OrgAbuseName:   Domain Names Admin
OrgAbusePhone:  +1-617-679-2796 
OrgAbuseEmail:  domainnamesadmin@biogenidec.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNA55-ARIN

OrgTechHandle: DNA55-ARIN
OrgTechName:   Domain Names Admin
OrgTechPhone:  +1-617-679-2796 
OrgTechEmail:  domainnamesadmin@biogenidec.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DNA55-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.
#