ResearchRouting table, RPKI, IRR & looking glass

AS18258 Morgan Stanley Japan Limited

AS18258 (MS-JP-AS-AP) is registered to Morgan Stanley Japan Limited in JP. It originates 6 prefixes in the global routing table.

6
IPv4 prefixes
0
IPv6 prefixes
1,536
IPv4 addresses
16%
RPKI valid

Who holds AS18258

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

AS number
AS18258
Handle
MS-JP-AS-AP
Organization
Morgan Stanley Japan Limited
Country
JP
ASPA
None published

What AS18258 announces

Prefixes originated by AS18258 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
6
IPv6 prefixes
0
IPv4 addresses
1,536 (6 /24s)
RPKI valid
1 16%
RPKI invalid
0
RPKI not found
5
ROAs naming AS18258
1
With an IRR route object
6 100%

Announced prefixes

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

Who AS18258 is reached through

The AS just before AS18258 in the paths our looking glass collectors hold, for 6 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
APNICMS-JP-AS-APAPNIC-HM
NTTCOMmorganstanley-as-jpMAINT-NTTCOM-BB

Route objects with origin AS18258: ARIN 61 · NTTCOM 6 · RADB 5 · APNIC 1

as-sets that list AS18258 (15)