ResearchRouting table, RPKI, IRR & looking glass

AS131945 Sanntuu Corporation

AS131945 (SNTU-NET) is registered to Sanntuu Corporation in JP. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS131945

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

AS number
AS131945
Handle
SNTU-NET
Organization
Sanntuu Corporation
Country
JP
ASPA
None published

What AS131945 announces

Prefixes originated by AS131945 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
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS131945
0
With an IRR route object
1 100%

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 AS131945 is reached through

The AS just before AS131945 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.

Sourceas-nameMaintained by
JPIRRSNTU-NETMAINT-AS131945
RADBSNTU-NETMAINT-AS2516

Route objects with origin AS131945: JPIRR 1 · RADB 1

as-sets that list AS131945 (13)