ASN Lookup Tool

Biogen MA Inc biogenidec.com US US 4 Routes

AS Data

AS27311

AS27311 – Biogen MA Inc

AS Number 27311
AS Name AS27311
Organization Biogen MA Inc(biogen)
Country US
Website biogenidec.com
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2015-11-05

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Use ASN data for AS27311 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
161.199.168.0/24 256
161.199.171.0/24 256
161.199.170.0/24 256
198.180.131.0/24 256

Raw Whois Response

#
# 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 1997-2026, 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:        2025-09-04
Ref:            https://rdap.arin.net/registry/entity/BIOGEN


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

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


#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS46887 Crown Castle Fiber LLC US
AS701 Verizon Business/UUnet US
AS701 Verizon Business US
AS5400 British Telecommunications PLC GB

Upstreams

AS Number Description Country
AS46887 Crown Castle Fiber LLC US
AS701 Verizon Business US
AS5400 British Telecommunications PLC GB

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Frequently Asked Questions

ASN AS27311 is an Autonomous System Number used to identify a network for BGP internet routing.
AS27311 is listed under Biogen MA Inc.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.