ResearchRouting table, RPKI, IRR & looking glass

AS17955 Densan Co., Ltd.

AS17955 (AVISNET) is registered to Densan Co., Ltd. in JP. It originates 12 prefixes in the global routing table.

11
IPv4 prefixes
1
IPv6 prefixes
35,328
IPv4 addresses
91%
RPKI valid

Who holds AS17955

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

AS number
AS17955
Handle
AVISNET
Organization
Densan Co., Ltd.
Country
JP
ASPA
None published

What AS17955 announces

Prefixes originated by AS17955 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
1
IPv4 addresses
35,328 (138 /24s)
RPKI valid
11 91%
RPKI invalid
0
RPKI not found
1
ROAs naming AS17955
6
With an IRR route object
12 100%

Announced prefixes

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

Who AS17955 is reached through

The AS just before AS17955 in the paths our looking glass collectors hold, for 12 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
JPIRRAVISNETMAINT-AS17955
RADBAVISNETMAINT-AS17955

Route objects with origin AS17955: JPIRR 15 · RADB 15

as-sets that list AS17955 (14)