AS111
Boston University — bu.edu
Summary
| Country |
 United States
|
| Organization | Boston University |
| Domain | bu.edu |
| Number of IPv4 | 166,656 |
| Number of IPv6 | 7.9228× 1028 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | May 11, 1987 (about 38 years ago) |
| Updated | June 07, 2023 (about 2 years ago) |
IP Ranges
AS111 announces 12 IPv4 ranges and 1 IPv6 range.
That's a total of 166,656 IPv4 addresses and 7.9228× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 128.197.0.0/16 |
Boston University
|
65,536 | ARIN | ALLOCATION |
| 128.197.136.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 128.197.254.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 155.41.128.0/17 |
Boston University
|
32,768 | ARIN | ALLOCATION |
| 168.122.0.0/16 |
Boston University
|
65,536 | ARIN | ALLOCATION |
| 192.5.206.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 192.5.207.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 192.12.185.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 192.12.186.0/23 |
Boston University
|
512 | ARIN | ALLOCATION |
| 192.12.188.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 192.12.189.0/24 |
Boston University
|
256 | ARIN | ALLOCATION |
| 192.12.190.0/23 |
Boston University
|
512 | ARIN | ALLOCATION |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2610:58::/32 |
Boston University
|
7.9228× 1028 | ARIN | ALLOCATION |
Peers
AS111 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
AS111 connects to the global Internet via at least 6 upstream providers. In this setup, AS111 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS111 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS111's role in extending Internet access beyond its own infrastructure.