Autonomous System details
AS103
Northwestern University — northwestern.edu
Summary
| Country |
 United States
|
| Organization | Northwestern University |
| Domain | northwestern.edu |
| Number of IPv4 | 150,016 |
| Number of IPv6 | 4.6423× 1026 |
| AS Type | Education |
| Registry | ARIN |
| Allocated | April 09, 1987 (about 38 years ago) |
| Updated | April 02, 2012 (about 13 years ago) |
IP Ranges
AS103 announces 26 IPv4 ranges and 2 IPv6 ranges.
That's a total of 150,016 IPv4 addresses and 4.6423× 1026 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 8.28.178.0/23 |
Northwestern University
|
512 | ARIN | REALLOCATION |
| 8.30.248.0/22 |
Level 3 Parent, LLC
|
1,024 | ARIN | ALLOCATION |
| 38.124.97.0/24 |
Psinet, Inc.
|
256 | ARIN | ALLOCATION |
| 129.105.0.0/16 |
Northwestern University
|
65,536 | ARIN | ALLOCATION |
| 165.124.0.0/17 |
Northwestern University
|
32,768 | ARIN | ALLOCATION |
| 165.124.17.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 165.124.128.0/19 |
Northwestern University
|
8,192 | ARIN | ALLOCATION |
| 165.124.160.0/20 |
Northwestern University
|
4,096 | ARIN | ALLOCATION |
| 165.124.176.0/21 |
Northwestern University
|
2,048 | ARIN | ALLOCATION |
| 165.124.184.0/23 |
Northwestern University
|
512 | ARIN | ALLOCATION |
| 165.124.186.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 165.124.192.0/19 |
Northwestern University
|
8,192 | ARIN | ALLOCATION |
| 165.124.224.0/21 |
Northwestern University
|
2,048 | ARIN | ALLOCATION |
| 165.124.232.0/22 |
Northwestern University
|
1,024 | ARIN | ALLOCATION |
| 165.124.240.0/20 |
Northwestern University
|
4,096 | ARIN | ALLOCATION |
| 192.5.143.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 192.26.85.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 192.26.86.0/23 |
Northwestern University
|
512 | ARIN | ALLOCATION |
| 192.31.155.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 192.31.253.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 199.74.64.0/18 |
Northwestern University
|
16,384 | ARIN | ALLOCATION |
| 199.249.165.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 199.249.166.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 199.249.167.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 199.249.168.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| 199.249.169.0/24 |
Northwestern University
|
256 | ARIN | ALLOCATION |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2620:10d:2000::/40 |
Northwestern University
|
3.0949× 1026 | ARIN | ALLOCATION |
| 2620:10d:2000::/41 |
Northwestern University
|
1.5474× 1026 | ARIN | ALLOCATION |
Downstreams
There is no downstream for AS103.