AS103
Northwestern University
USUnknown2026-06-28
Announced prefixes 29
8.28.178.0/238.30.248.0/2238.124.97.0/24129.105.0.0/16165.124.0.0/17165.124.17.0/24165.124.128.0/19165.124.149.0/24165.124.160.0/20165.124.176.0/21165.124.184.0/23165.124.186.0/24165.124.192.0/19165.124.224.0/21165.124.232.0/22165.124.240.0/20192.5.143.0/24192.26.85.0/24192.26.86.0/23192.31.253.0/24199.74.64.0/18199.249.165.0/24199.249.166.0/23199.249.166.0/24199.249.167.0/24199.249.168.0/23199.249.168.0/24199.249.169.0/242620:10d:2000::/41Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-11 | Northwestern University | US | Unknown | 25 |
| 2026-11-10 | Northwestern University | US | Unknown | 25 |
| 2026-11-09 | Northwestern University | US | Unknown | 25 |
| 2026-11-08 | Northwestern University | US | Unknown | 25 |
| 2026-11-07 | Northwestern University | US | Unknown | 25 |
| 2026-11-06 | Northwestern University | US | Unknown | 25 |
| 2026-11-05 | Northwestern University | US | Unknown | 25 |
| 2026-11-04 | Northwestern University | US | Unknown | 25 |
| 2026-11-03 | Northwestern University | US | Unknown | 25 |
| 2026-11-02 | Northwestern University | US | Unknown | 25 |
| 2026-11-01 | Northwestern University | US | Unknown | 25 |
| 2026-10-31 | Northwestern University | US | Unknown | 25 |
| 2026-10-30 | Northwestern University | US | Unknown | 25 |
| 2026-10-29 | Northwestern University | US | Unknown | 25 |
| 2026-10-28 | Northwestern University | US | Unknown | 25 |
| 2026-10-27 | Northwestern University | US | Unknown | 25 |
| 2026-10-26 | Northwestern University | US | Unknown | 25 |
| 2026-10-25 | Northwestern University | US | Unknown | 25 |
| 2026-10-24 | Northwestern University | US | Unknown | 25 |
| 2026-10-23 | Northwestern University | US | Unknown | 25 |
| 2026-10-22 | Northwestern University | US | Unknown | 25 |
| 2026-10-21 | Northwestern University | US | Unknown | 25 |
| 2026-10-20 | Northwestern University | US | Unknown | 25 |
| 2026-10-19 | Northwestern University | US | Unknown | 25 |
| 2026-10-18 | Northwestern University | US | Unknown | 25 |
| 2026-10-17 | Northwestern University | US | Unknown | 25 |
| 2026-10-16 | Northwestern University | US | Unknown | 25 |
| 2026-10-15 | Northwestern University | US | Unknown | 25 |
| 2026-10-14 | Northwestern University | US | Unknown | 25 |
| 2026-10-13 | Northwestern University | US | Unknown | 25 |
| 2026-10-12 | Northwestern University | US | Unknown | 25 |
| 2026-10-11 | Northwestern University | US | Unknown | 25 |
| 2026-10-10 | Northwestern University | US | Unknown | 25 |
| 2026-10-09 | Northwestern University | US | Unknown | 25 |
| 2026-10-08 | Northwestern University | US | Unknown | 25 |
| 2026-10-07 | Northwestern University | US | Unknown | 25 |
| 2026-10-06 | Northwestern University | US | Unknown | 25 |
| 2026-10-05 | Northwestern University | US | Unknown | 25 |
| 2026-10-04 | Northwestern University | US | Unknown | 25 |
| 2026-10-03 | Northwestern University | US | Unknown | 25 |
| 2026-10-02 | Northwestern University | US | Unknown | 25 |
| 2026-10-01 | Northwestern University | US | Unknown | 30 |
| 2026-09-30 | Northwestern University | US | Unknown | 30 |
| 2026-09-29 | Northwestern University | US | Unknown | 30 |
| 2026-09-28 | Northwestern University | US | Unknown | 30 |
| 2026-09-27 | Northwestern University | US | Unknown | 30 |
| 2026-09-26 | Northwestern University | US | Unknown | 30 |
| 2026-09-25 | Northwestern University | US | Unknown | 30 |
| 2026-09-24 | Northwestern University | US | Unknown | 30 |
| 2026-09-23 | Northwestern University | US | Unknown | 30 |
| 2026-09-22 | Northwestern University | US | Unknown | 30 |
| 2026-09-21 | Northwestern University | US | Unknown | 30 |
| 2026-09-20 | Northwestern University | US | Unknown | 30 |
| 2026-09-19 | Northwestern University | US | Unknown | 30 |
| 2026-09-18 | Northwestern University | US | Unknown | 30 |
| 2026-09-17 | Northwestern University | US | Unknown | 30 |
| 2026-09-16 | Northwestern University | US | Unknown | 30 |
| 2026-09-15 | Northwestern University | US | Unknown | 30 |
| 2026-09-14 | Northwestern University | US | Unknown | 30 |
| 2026-09-13 | Northwestern University | US | Unknown | 30 |
| 2026-09-12 | Northwestern University | US | Unknown | 30 |
| 2026-09-11 | Northwestern University | US | Unknown | 30 |
| 2026-09-10 | Northwestern University | US | Unknown | 30 |
| 2026-09-09 | Northwestern University | US | Unknown | 30 |
| 2026-09-08 | Northwestern University | US | Unknown | 30 |
| 2026-09-07 | Northwestern University | US | Unknown | 30 |
| 2026-09-06 | Northwestern University | US | Unknown | 30 |
| 2026-09-05 | Northwestern University | US | Unknown | 30 |
| 2026-09-04 | Northwestern University | US | Unknown | 30 |
| 2026-09-03 | Northwestern University | US | Unknown | 30 |
| 2026-09-02 | Northwestern University | US | Unknown | 30 |
| 2026-09-01 | Northwestern University | US | Unknown | 30 |
| 2026-08-31 | Northwestern University | US | Unknown | 30 |
| 2026-08-30 | Northwestern University | US | Unknown | 30 |
| 2026-08-29 | Northwestern University | US | Unknown | 30 |
| 2026-08-28 | Northwestern University | US | Unknown | 30 |
| 2026-08-27 | Northwestern University | US | Unknown | 30 |
| 2026-08-26 | Northwestern University | US | Unknown | 30 |
| 2026-08-25 | Northwestern University | US | Unknown | 30 |
| 2026-08-24 | Northwestern University | US | Unknown | 30 |
| 2026-08-23 | Northwestern University | US | Unknown | 30 |
| 2026-08-22 | Northwestern University | US | Unknown | 30 |
| 2026-08-21 | Northwestern University | US | Unknown | 30 |
| 2026-08-20 | Northwestern University | US | Unknown | 30 |
| 2026-08-19 | Northwestern University | US | Unknown | 30 |
| 2026-08-18 | Northwestern University | US | Unknown | 30 |
| 2026-08-17 | Northwestern University | US | Unknown | 28 |
| 2026-08-16 | Northwestern University | US | Unknown | 28 |
| 2026-08-15 | Northwestern University | US | Unknown | 28 |
| 2026-08-14 | Northwestern University | US | Unknown | 28 |
| 2026-08-13 | Northwestern University | US | Unknown | 28 |
| 2026-08-12 | Northwestern University | US | Unknown | 28 |
| 2026-08-11 | Northwestern University | US | Unknown | 28 |
| 2026-08-10 | Northwestern University | US | Unknown | 28 |
| 2026-08-09 | Northwestern University | US | Unknown | 28 |
| 2026-08-08 | Northwestern University | US | Unknown | 28 |
| 2026-08-07 | Northwestern University | US | Unknown | 28 |
| 2026-08-06 | Northwestern University | US | Unknown | 28 |
| 2026-08-05 | Northwestern University | US | Unknown | 28 |
| 2026-08-04 | Northwestern University | US | Unknown | 28 |
| 2026-08-03 | Northwestern University | US | Unknown | 28 |
| 2026-08-02 | Northwestern University | US | Unknown | 28 |
| 2026-08-01 | Northwestern University | US | Unknown | 28 |
| 2026-07-31 | Northwestern University | US | Unknown | 28 |
| 2026-07-30 | Northwestern University | US | Unknown | 29 |
| 2026-07-29 | Northwestern University | US | Unknown | 29 |
| 2026-07-28 | Northwestern University | US | Unknown | 29 |
| 2026-07-27 | Northwestern University | US | Unknown | 29 |
| 2026-07-26 | Northwestern University | US | Unknown | 29 |
| 2026-07-25 | Northwestern University | US | Unknown | 29 |
| 2026-07-24 | Northwestern University | US | Unknown | 29 |
| 2026-07-23 | Northwestern University | US | Unknown | 29 |
| 2026-07-22 | Northwestern University | US | Unknown | 29 |
| 2026-07-21 | Northwestern University | US | Unknown | 29 |
| 2026-07-20 | Northwestern University | US | Unknown | 29 |
| 2026-07-19 | Northwestern University | US | Unknown | 29 |
| 2026-07-18 | Northwestern University | US | Unknown | 29 |
| 2026-07-17 | Northwestern University | US | Unknown | 29 |
| 2026-07-16 | Northwestern University | US | Unknown | 29 |
| 2026-07-15 | Northwestern University | US | Unknown | 29 |
| 2026-07-14 | Northwestern University | US | Unknown | 29 |
| 2026-07-13 | Northwestern University | US | Unknown | 29 |
| 2026-07-12 | Northwestern University | US | Unknown | 29 |
| 2026-07-11 | Northwestern University | US | Unknown | 29 |
| 2026-07-10 | Northwestern University | US | Unknown | 29 |
| 2026-07-09 | Northwestern University | US | Unknown | 29 |
| 2026-07-08 | Northwestern University | US | Unknown | 29 |
| 2026-07-07 | Northwestern University | US | Unknown | 29 |
| 2026-07-06 | Northwestern University | US | Unknown | 29 |
| 2026-07-05 | Northwestern University | US | Unknown | 29 |
| 2026-07-04 | Northwestern University | US | Unknown | 29 |
| 2026-07-03 | Northwestern University | US | Unknown | 29 |
| 2026-07-02 | Northwestern University | US | Unknown | 29 |
| 2026-07-01 | Northwestern University | US | Unknown | 29 |
| 2026-06-30 | Northwestern University | US | Unknown | 29 |
| 2026-06-29 | Northwestern University | US | Unknown | 29 |
| 2026-06-28 | Northwestern University | US | Unknown | 29 |
| 2026-06-27 | Northwestern University | US | Unknown | 29 |
| 2026-06-26 | Northwestern University | US | Unknown | 29 |
| 2026-06-25 | Northwestern University | US | Unknown | 29 |
| 2026-06-24 | Northwestern University | US | Unknown | 29 |
| 2026-06-23 | Northwestern University | US | Unknown | 26 |
| 2026-06-22 | Northwestern University | US | Unknown | 29 |
| 2026-06-21 | Northwestern University | US | Unknown | 29 |
| 2026-06-20 | Northwestern University | US | Unknown | 29 |
| 2026-06-19 | Northwestern University | US | Unknown | 29 |
| 2026-06-18 | Northwestern University | US | Unknown | 29 |
| 2026-06-17 | Northwestern University | US | Unknown | 29 |
| 2026-06-16 | Northwestern University | US | Unknown | 29 |
| 2026-06-15 | Northwestern University | US | Unknown | 29 |
| 2026-06-14 | Northwestern University | US | Unknown | 29 |
| 2026-06-13 | Northwestern University | US | Unknown | 29 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| 2026-10-02 | 165.124.17.0/24 | Released | AS103 | — |
| 2026-10-02 | 199.249.166.0/24 | Released | AS103 | — |
| 2026-10-02 | 199.249.167.0/24 | Released | AS103 | — |
| 2026-10-02 | 199.249.168.0/24 | Released | AS103 | — |
| 2026-10-02 | 199.249.169.0/24 | Released | AS103 | — |
| 2026-08-18 | 2401:eee0:140::/42 | Acquired | — | AS103 |
| 2026-08-18 | 2401:eee0:180::/42 | Acquired | — | AS103 |
| 2026-07-31 | 165.124.149.0/24 | Released | AS103 | — |
| 2026-06-24 | 199.249.167.0/24 | Acquired | — | AS103 |
| 2026-06-24 | 199.249.168.0/24 | Acquired | — | AS103 |
| 2026-06-24 | 199.249.169.0/24 | Acquired | — | AS103 |
| 2026-06-23 | 199.249.167.0/24 | Released | AS103 | — |
| 2026-06-23 | 199.249.168.0/24 | Released | AS103 | — |
| 2026-06-23 | 199.249.169.0/24 | Released | AS103 | — |
Changes page 1