AS31747
Blackrock Financial Management, Inc. — blackrock.com
Summary
| Country |
 United States
|
| Organization | Blackrock Financial Management, Inc. |
| Domain | blackrock.com |
| Number of IPv4 | 6,656 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | ARIN |
| Allocated | January 24, 2007 (about 18 years ago) |
| Updated | March 02, 2012 (about 13 years ago) |
IP Ranges
AS31747 announces 25 IPv4 ranges and 0 IPv6 range.
That's a total of 6,656 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 69.52.2.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.3.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.12.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.13.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.22.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.23.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.33.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.66.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.67.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.68.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.69.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.72.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.73.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.134.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.135.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.136.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.142.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.143.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.144.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 69.52.145.0/24 |
Barclays Global Investors
|
256 | ARIN | REASSIGNMENT |
| 69.52.147.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 199.242.0.0/23 |
Blackrock Financial Management, Inc.
|
512 | ARIN | ALLOCATION |
| 199.242.4.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 199.242.5.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
| 199.242.6.0/24 |
Blackrock Financial Management, Inc.
|
256 | ARIN | ALLOCATION |
Peers
AS31747 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS31747 connects to the global Internet via at least 9 upstream providers. In this setup, AS31747 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS31747 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.