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
3
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
PeeringDB
net/3976
Exchanges
13
Facilities
3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

20 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Announced prefixes

20 in total

Prefix RPKI Peers Sample path First seen
101.50.60.0/22 v4 RPKI valid 41 176397511 2026-09-18
101.53.104.0/21 v4 RPKI valid 42 176397511 2026-09-18
103.53.120.0/22 v4 RPKI valid 41 176397511 2026-09-18
103.208.96.0/22 v4 RPKI valid 41 176397511 2026-09-18
110.92.32.0/19 v4 RPKI valid 42 176397511 2026-09-18
124.146.64.0/19 v4 RPKI valid 42 176397511 2026-09-18
124.146.96.0/19 v4 RPKI valid 42 176397511 2026-09-18
202.79.0.0/22 v4 RPKI valid 41 176397511 2026-09-18
202.79.8.0/22 v4 RPKI valid 41 176397511 2026-09-18
202.79.12.0/22 v4 RPKI valid 41 176397511 2026-09-18
202.95.32.0/19 v4 RPKI valid 42 176397511 2026-09-18
202.208.160.0/19 v4 RPKI valid 42 176397511 2026-09-18
203.111.192.0/20 v4 RPKI valid 42 176397511 2026-09-18
203.140.160.0/20 v4 RPKI valid 42 176397511 2026-09-18
203.145.96.0/20 v4 RPKI valid 42 176397511 2026-09-18
203.147.112.0/20 v4 RPKI valid 42 176397511 2026-09-18
210.146.80.0/20 v4 RPKI valid 42 176397511 2026-09-18
210.237.32.0/19 v4 RPKI valid 42 176397511 2026-09-18
219.100.8.0/22 v4 RPKI valid 41 176397511 2026-09-18
2401:c800::/32 v6 RPKI valid 38 176397511 2026-09-18