University of Delaware
AS2 — udel.edu
Summary
| Country |
 United States
|
| Organization | University of Delaware |
| Domain | udel.edu |
| Number of IPv4 | 77,824 |
| Number of IPv6 | 0 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | January 10, 1991 (about 36 years ago) |
| Updated | November 08, 2023 (about 2 years ago) |
IP Ranges
AS2 announces 4 IPv4 ranges and 0 IPv6 range.
That's a total of 77,824 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 91.143.144.0/20 |
 South Telephone Company LLC
|
4,096 | RIPE NCC | ASSIGNED PA |
| 128.4.0.0/16 |
University of Delaware
|
65,536 | ARIN | ALLOCATION |
| 171.79.128.0/20 |
 Bharti Airtel Limited
|
4,096 | APNIC | ALLOCATED NON-PORTABLE |
| 171.79.144.0/20 |
Bharti Airtel Limited
|
4,096 | APNIC | ALLOCATED NON-PORTABLE |
Peers
AS2 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
AS2 connects to the global Internet via at least 12 upstream providers. In this setup, AS2 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS2 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS2's role in extending Internet access beyond its own infrastructure.