AS131941 Entsu Co.,Ltd. 🇯🇵 JP
Announcing 6 prefixes, seen at the RIS collectors.
IPv4 prefixes
6
2,560 (10 × /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
- AS131941
- Name
- Entsu Co.,Ltd.
- Organisation
- Entsu Co.,Ltd.
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2011-08-04
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
6 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 103.121.44.0/22 v4 | no ROA | 41 | 3800110099131941 | 2026-09-18 |
| 103.121.44.0/23 v4 | no ROA | 43 | 23764131941 | 2026-09-18 |
| 103.121.44.0/24 v4 | no ROA | 41 | 1763910099131941 | 2026-09-18 |
| 103.121.45.0/24 v4 | no ROA | 43 | 23764131941 | 2026-09-18 |
| 103.121.46.0/24 v4 | no ROA | 43 | 23764131941 | 2026-09-18 |
| 103.121.47.0/24 v4 | no ROA | 43 | 23764131941 | 2026-09-18 |