ResearchRouting table, RPKI, IRR & looking glass

AS18272 Benesse Corporation

AS18272 (BC-NET) is registered to Benesse Corporation in JP. It originates 11 prefixes in the global routing table.

11
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
0%
RPKI valid

Who holds AS18272

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

AS number
AS18272
Handle
BC-NET
Organization
Benesse Corporation
Country
JP
ASPA
None published

What AS18272 announces

Prefixes originated by AS18272 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
11
ROAs naming AS18272
0
With an IRR route object
11 100%

Announced prefixes

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

Who AS18272 is reached through

The AS just before AS18272 in the paths our looking glass collectors hold, for 11 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.

Sourceas-nameMaintained by
APNICBSH-NETMAINT-JPNIC
JPIRRSYNFORMMAINT-AS2497
RADBSYNFORMMAINT-AS2497

Route objects with origin AS18272: JPIRR 11 · RADB 11

as-sets that list AS18272 (16)