AS63783 Chiba University of Commerce 🇯🇵 JP
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
4,096 (16 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS63783
- Name
- Chiba University of Commerce
- Organisation
- Chiba University of Commerce
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2014-08-25
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 202.244.32.0/21 v4 | no ROA | 44 | 17639290763783 | 2026-09-18 |
| 202.244.32.0/22 v4 | no ROA | 42 | 24482250063783 | 2026-09-18 |
| 202.244.36.0/22 v4 | no ROA | 42 | 24482250063783 | 2026-09-18 |