AS131961 Dokkyo University 🇯🇵 JP
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
2,048 (8 × /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
- AS131961
- Name
- Dokkyo University
- Organisation
- Dokkyo University
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2011-08-04
- Scope
- Not Disclosed
- Peering policy
- Open
- PeeringDB
- net/33569
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 |
|---|---|---|---|---|
| 202.252.104.0/22 v4 | no ROA | 42 | 380012907131961 | 2026-09-18 |
| 202.252.104.0/23 v4 | no ROA | 42 | 70182497131961 | 2026-09-18 |
| 202.252.106.0/23 v4 | no ROA | 42 | 70182497131961 | 2026-09-18 |