AS11336 BlackRock 🇺🇸 US

BlackRock Financial Management, Inc.. Announcing 6 prefixes, seen at the RIS collectors.

IPv4 prefixes

1,536 (6 × /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: AS11336
Name: BlackRock
Organisation: BlackRock Financial Management, Inc.
Country: 🇺🇸 US
RIR: ARIN
Allocated: 1998-07-08

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 6 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       11336
ASName:         BLACKROCK-FINANCIAL-MANAGEMENT
ASHandle:       AS11336
RegDate:        1998-07-08
Updated:        2025-01-27
Ref:            https://rdap.arin.net/registry/autnum/11336

OrgName:        BlackRock Financial Management, Inc.
OrgId:          BFML
Address:        50 Hudson Yards
City:           New York
StateProv:      NY
PostalCode:     10001
Country:        US
RegDate:        1994-04-21
Updated:        2023-04-28
Ref:            https://rdap.arin.net/registry/entity/BFML

OrgAbuseHandle: NETWO8337-ARIN
OrgAbuseName:   network-abuse
OrgAbusePhone:  +1-212-810-3788
OrgAbuseEmail:  network-abuse@blackrock.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO8337-ARIN

OrgTechHandle: HUSHE3-ARIN
OrgTechName:   Hu, Shenghai
OrgTechPhone:  +1-212-810-3646
OrgTechEmail:  shenghai.hu@blackrock.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HUSHE3-ARIN

OrgTechHandle: ARINC56-ARIN
OrgTechName:   Arin-Contact
OrgTechPhone:  +1-212-810-3788
OrgTechEmail:  arin-contact@blackrock.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ARINC56-ARIN