AS4693 CSK-IT MANAGEMENT CORPORATION 🇯🇵 JP
Announcing 8 prefixes, seen at the RIS collectors.
IPv4 prefixes
7
45,056 (176 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS4693
- Name
- CSK-IT MANAGEMENT CORPORATION
- Organisation
- SCSK Corporation
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 1995-08-30
- Network type
- NSP
- Traffic levels
- 5-10Gbps
- Scope
- Asia Pacific
- Peering policy
- Open
- PeeringDB
- net/3890
- Exchanges
- 3
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
8 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 203.140.0.0/19 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 203.179.32.0/19 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 210.159.96.0/19 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 210.166.96.0/19 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 210.249.192.0/19 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 211.7.192.0/21 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 211.7.208.0/21 v4 | no ROA | 42 | 176394693 | 2026-09-18 |
| 2400:af80::/32 v6 | no ROA | 37 | 176394693 | 2026-09-18 |