AS213471 YAMAMOTO Hiroshi 🇯🇵 JP

Announcing 5 prefixes, seen at the RIS collectors.

IPv4 prefixes
0
-
IPv6 prefixes
5
128 × /48
Upstreams
4
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS213471
Name
YAMAMOTO Hiroshi
Organisation
IPPNOC
Country
🇯🇵 JP
RIR
RIPENCC
Allocated
2025-02-04
Network type
Educational/Research
Traffic levels
0-20Mbps
Scope
Global
Peering policy
Selective
PeeringDB
net/39525
Exchanges
2

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Upstream graph

How this network reaches the rest of the internet, two hops out

Drawing the graph…

Only transit edges carried on more than fifty observed paths are drawn, so a large network's full neighbour list is deliberately not shown here.