ResearchRouting table, RPKI, IRR & looking glass

AS9999 AT TOKYO Corporation

AS9999 (ATTOKYO) is registered to AT TOKYO Corporation in JP. It originates 11 prefixes in the global routing table.

10
IPv4 prefixes
1
IPv6 prefixes
20,224
IPv4 addresses
72%
RPKI valid

Who holds AS9999

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

AS number
AS9999
Handle
ATTOKYO
Organization
AT TOKYO Corporation
Country
JP
ASPA
None published

What AS9999 announces

Prefixes originated by AS9999 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
10
IPv6 prefixes
1
IPv4 addresses
20,224 (79 /24s)
RPKI valid
8 72%
RPKI invalid
0
RPKI not found
3
ROAs naming AS9999
8
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 AS9999 is reached through

The AS just before AS9999 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
JPIRRATTOKYOMAINT-AS9999
RADBATTOKYOMAINT-AS9999

Route objects with origin AS9999: JPIRR 11 · RADB 11

as-sets that list AS9999 (14)