AS27311 Biogen MA Inc 🇺🇸 US

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes

1,024 (4 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS27311
Name: Biogen MA Inc
Organisation: Biogen MA Inc
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2015-11-05

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 4 no ROA (100.0%)

Whois

Fetched from whois.arin.net

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

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

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