ResearchRouting table, RPKI, IRR & looking glass

AS38642 Yoshizou XYZ Solutions

AS38642 (YOSHIZOU) is registered to Yoshizou XYZ Solutions in JP. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
0%
RPKI valid

Who holds AS38642

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS38642
Handle
YOSHIZOU
Organization
Yoshizou XYZ Solutions
Country
JP
ASPA
None published

What AS38642 announces

Prefixes originated by AS38642 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS38642
0
With an IRR route object
0 0%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS38642 is reached through

The AS just before AS38642 in the paths our looking glass collectors hold, for 1 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.