AS103
Northwestern University Unknown registered in United States
28IPv4 prefixes
1IPv6 prefixes
#12,749AS Rank
327/327RIS visibility
#1,219Rank in United States
1987-04-09Allocated
Northwestern University (AS103) — Unknown, registered in United States. announces 28 IPv4 prefixes + 1 IPv6 prefixes. Rank in United States: #1219. Allocated: 1987-04-09.
IPv4 28IPv6 1
Announced prefixes · 29
- v4 129.105.0.0/16 unknown
- v4 165.124.0.0/17 unknown
- v4 165.124.128.0/19 unknown
- v4 165.124.149.0/24 unknown
- v4 165.124.160.0/20 unknown
- v4 165.124.17.0/24 unknown
- v4 165.124.176.0/21 unknown
- v4 165.124.184.0/23 unknown
- v4 165.124.186.0/24 unknown
- v4 165.124.192.0/19 unknown
- v4 165.124.224.0/21 unknown
- v4 165.124.232.0/22 unknown
- v4 165.124.240.0/20 unknown
- v4 192.26.85.0/24 unknown
- v4 192.26.86.0/23 unknown
- v4 192.31.253.0/24 unknown
- v4 192.5.143.0/24 unknown
- v4 199.249.165.0/24 unknown
- v4 199.249.166.0/23 unknown
- v4 199.249.166.0/24 unknown
- v4 199.249.167.0/24 unknown
- v4 199.249.168.0/23 unknown
- v4 199.249.168.0/24 unknown
- v4 199.249.169.0/24 unknown
- v4 199.74.64.0/18 unknown
- v4 38.124.97.0/24 unknown
- v4 8.28.178.0/23 unknown
- v4 8.30.248.0/22 unknown
- v6 2620:10d:2000::/41 unknown
Routing: 28 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 29 |
| 2026-06-13 | 29 |
Facilities · 1
AS topology · Customer cone 1
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