ResearchRouting table, RPKI, IRR & looking glass

AS209297 NICHI YOROZUYA LTD

AS209297 (AS-NICHI-YOROZUYA) is registered to NICHI YOROZUYA LTD in GB. It originates 4 prefixes in the global routing table.

1
IPv4 prefixes
3
IPv6 prefixes
256
IPv4 addresses
75%
RPKI valid

Who holds AS209297

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

AS number
AS209297
Handle
AS-NICHI-YOROZUYA
Organization
NICHI YOROZUYA LTD
Country
GB
ASPA
1 provider

What AS209297 announces

Prefixes originated by AS209297 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
3
IPv4 addresses
256 (1 /24s)
RPKI valid
3 75%
RPKI invalid
0
RPKI not found
1
ROAs naming AS209297
2
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (1)
IPv6 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS209297 is reached through

The AS just before AS209297 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS209297 publishes an ASPA naming this provider. Check a path.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEAS-NICHI-YOROZUYARIPE-NCC-END-MNT, NICHI-MNT

Route objects with origin AS209297: RIPE 17 · RADB 3 · ARIN 1

as-sets that list AS209297 (9)