ResearchRouting table, RPKI, IRR & looking glass

AS17511 OPTAGE Inc.

AS17511 (OPTAGE) is registered to OPTAGE Inc. in JP. It originates 68 prefixes in the global routing table.

66
IPv4 prefixes
2
IPv6 prefixes
2,994,432
IPv4 addresses
61%
RPKI valid

Who holds AS17511

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

AS number
AS17511
Handle
OPTAGE
Organization
OPTAGE Inc.
Country
JP
ASPA
None published

What AS17511 announces

Prefixes originated by AS17511 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
66
IPv6 prefixes
2
IPv4 addresses
2,994,432 (11,697 /24s)
RPKI valid
42 61%
RPKI invalid
0
RPKI not found
26
ROAs naming AS17511
41
With an IRR route object
68 100%

Who AS17511 is reached through

The AS just before AS17511 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.