AS17955 Densan Co., Ltd. 🇯🇵 JP
Announcing 12 prefixes, seen at the RIS collectors.
IPv4 prefixes
11
43,520 (170 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
7
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS17955
- Name
- Densan Co., Ltd.
- Organisation
- AVISNET
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2001-09-21
- Network type
- Cable/DSL/ISP
- Traffic levels
- 10-20Gbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-AVISNET
- Website
- http://www.avis.ne.jp/
- PeeringDB
- net/3323
- Exchanges
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
1 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2406:8000::/32 v6 | RPKI valid | 32 | 1763917955 | 2026-09-18 |