Data as of Nov 10, 2026
Autonomous system
AS55904
KOGAKUIN University
Announces 65,536 addresses in 3 prefixes. None of it is anonymizer space.
Type
Education
JP
Proxy activity, 30 days
19 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 133.80.0.0/16 since Jun 2012 | Business | 19 | Japan Network Information Center | |
| 133.80.0.0/17 since Jun 2012 | Business | 10 | Japan Network Information Center | |
| 133.80.128.0/17 since Jun 2012 | Business | 9 | Japan Network Information Center |
Residential-proxy exposure
Spread
14
/24s with at least one exit
Providers
3
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 133.80.122.0/24 | 0 | 2 | |
| 133.80.29.0/24 | 0 | 2 | |
| 133.80.224.0/24 | 0 | 2 | |
| 133.80.214.0/24 | 0 | 2 | |
| 133.80.213.0/24 | 0 | 2 | |
| 133.80.92.0/24 | 0 | 1 | |
| 133.80.124.0/24 | 0 | 1 | |
| 133.80.127.0/24 | 0 | 1 | |
| 133.80.95.0/24 | 0 | 1 | |
| 133.80.22.0/24 | 0 | 1 | |
| 133.80.220.0/24 | 0 | 1 | |
| 133.80.221.0/24 | 0 | 1 | |
| 133.80.222.0/24 | 0 | 1 | |
| 133.80.84.0/24 | 0 | 1 |
Proxy providers listing exits
- RainProxy
- Shifter
- ZENPROXY_PREMIUM
Proxy activity
Oct 11, 2026 – Nov 9, 2026
AS55904, day by day
148 observations
Network & history
Profile
- Registered
- Nov 29, 2010
- Domain
- kogakuin.ac.jp
Routing patterns
How its announcements have moved
Arrivals