ResearchRouting table, RPKI, IRR & looking glass

AS131989 PFU LIMITED

AS131989 (PFU-UMC-MS01) is registered to PFU LIMITED in JP. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
256
IPv4 addresses
0%
RPKI valid

Who holds AS131989

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

AS number
AS131989
Handle
PFU-UMC-MS01
Organization
PFU LIMITED
Country
JP
ASPA
None published

What AS131989 announces

Prefixes originated by AS131989 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
256 (1 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS131989
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 AS131989 is reached through

The AS just before AS131989 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
APNICSWANetMAINT-JPNIC
JPIRRPFU-UMC-MS01MAINT-AS131989

Route objects with origin AS131989: JPIRR 1

as-sets that list AS131989 (3)