ResearchRouting table, RPKI, IRR & looking glass

AS55901 Sony Computer Entertainment Inc

AS55901 (SCEI-NET) is registered to Sony Computer Entertainment Inc in JP. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
256
IPv4 addresses
50%
RPKI valid

Who holds AS55901

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

AS number
AS55901
Handle
SCEI-NET
Organization
Sony Computer Entertainment Inc
Country
JP
ASPA
None published

What AS55901 announces

Prefixes originated by AS55901 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
1
IPv4 addresses
256 (1 /24s)
RPKI valid
1 50%
RPKI invalid
0
RPKI not found
1
ROAs naming AS55901
5
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS55901 is reached through

The AS just before AS55901 in the paths our looking glass collectors hold, for 2 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
NTTCOMSCEI-NETMAINT-JP-SCEI-NET

Route objects with origin AS55901: APNIC 6 · NTTCOM 5

as-sets that list AS55901 (12)