ResearchRouting table, RPKI, IRR & looking glass

AS37922 Diversitymedia Co.,Ltd.

AS37922 (CATVY) is registered to Diversitymedia Co.,Ltd. in JP. It originates 7 prefixes in the global routing table.

6
IPv4 prefixes
1
IPv6 prefixes
9,216
IPv4 addresses
100%
RPKI valid

Who holds AS37922

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

AS number
AS37922
Handle
CATVY
Organization
Diversitymedia Co.,Ltd.
Country
JP
ASPA
None published

What AS37922 announces

Prefixes originated by AS37922 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
6
IPv6 prefixes
1
IPv4 addresses
9,216 (36 /24s)
RPKI valid
7 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS37922
3
With an IRR route object
6 85%

Announced prefixes

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

Who AS37922 is reached through

The AS just before AS37922 in the paths our looking glass collectors hold, for 7 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
JPIRRCATVYMAINT-AS37922
RADBCATVYMAINT-AS7684

Route objects with origin AS37922: JPIRR 7 · RADB 6

as-sets that list AS37922 (14)