AS23641 NS Computer Service Corporation 🇯🇵 JP
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
6,144 (24 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
1
transit providers observed
Peers
3
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS23641
- Name
- NS Computer Service Corporation
- Organisation
- N.S Computer Service
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2003-01-31
- Network type
- NSP
- Traffic levels
- 100-1000Mbps
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-NSCS-NET
- Website
- http://nscs.jp/
- PeeringDB
- net/11187
- Exchanges
- 2
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 |
|---|---|---|---|---|
| 203.86.224.0/21 v4 | no ROA | 42 | 2448223641 | 2026-09-18 |
| 211.19.16.0/20 v4 | no ROA | 42 | 2448223641 | 2026-09-18 |
| 2403:9200::/32 v6 | no ROA | 32 | 2448223641 | 2026-09-18 |