AS7511 SYNAPSE Co.,Ltd. 🇯🇵 JP
Announcing 20 prefixes, seen at the RIS collectors.
IPv4 prefixes
19
78,848 (308 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
4
transit providers observed
Peers
5
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS7511
- Name
- SYNAPSE Co.,Ltd.
- Organisation
- SYNAPSE
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 1997-03-03
- Network type
- Cable/DSL/ISP
- Traffic levels
- 20-50Gbps
- Scope
- Asia Pacific
- Peering policy
- Open
- IRR as-set
- AS7511:AS-SYNAPSE AS7511:AS-SYNAPSE-IPV6
- Website
- https://www.synapse.jp
- PeeringDB
- net/3976
- Exchanges
- 13
- Facilities
- 3
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 |
|---|---|---|---|---|
| 2401:c800::/32 v6 | RPKI valid | 36 | 176397511 | 2026-09-18 |