AS18121 Ishikawa Computer Center Co.,LTD. 🇯🇵 JP
Ishikawa Computer Center Co.,LTD. Announcing 7 prefixes, seen at the RIS collectors.
IPv4 prefixes
6
23,296 (91 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
3
transit providers observed
Peers
4
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS18121
- Name
- Ishikawa Computer Center Co.,LTD.
- Organisation
- Ishikawa Computer Center Co.,LTD(incl)
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2002-03-21
- Network type
- Cable/DSL/ISP
- Scope
- Asia Pacific
- Peering policy
- Open
- IRR as-set
- AS-INCL
- Website
- https://ics.incl.ne.jp
- PeeringDB
- net/2713
- Exchanges
- 5
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
7 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 103.241.208.0/23 v4 | no ROA | 42 | 1763918121 | 2026-09-18 |
| 103.241.208.0/24 v4 | no ROA | 42 | 1763918121 | 2026-09-18 |
| 180.94.192.0/20 v4 | RPKI valid | 42 | 1763918121 | 2026-09-18 |
| 180.94.208.0/21 v4 | RPKI valid | 42 | 1763918121 | 2026-09-18 |
| 202.222.32.0/19 v4 | RPKI valid | 42 | 1763918121 | 2026-09-18 |
| 219.121.224.0/19 v4 | RPKI valid | 42 | 1763918121 | 2026-09-18 |
| 2404:a00::/32 v6 | RPKI valid | 38 | 1763918121 | 2026-09-18 |