ResearchRouting table, RPKI, IRR & looking glass

AS18266 Cable Networks Akita Co.,ltd.

AS18266 (ATNAP) is registered to Cable Networks Akita Co.,ltd. in JP. It originates 4 prefixes in the global routing table.

3
IPv4 prefixes
1
IPv6 prefixes
12,288
IPv4 addresses
100%
RPKI valid

Who holds AS18266

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

AS number
AS18266
Handle
ATNAP
Organization
Cable Networks Akita Co.,ltd.
Country
JP
ASPA
None published

What AS18266 announces

Prefixes originated by AS18266 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
1
IPv4 addresses
12,288 (48 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS18266
4
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 (3)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS18266 is reached through

The AS just before AS18266 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.

Routing registry objects

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