ResearchRouting table, RPKI, IRR & looking glass

AS945 HAONAN YANG

AS945 (JP-77-20220621) is registered to HAONAN YANG in JP. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
50%
RPKI valid

Who holds AS945

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

AS number
AS945
Handle
JP-77-20220621
Organization
HAONAN YANG
Country
JP
ASPA
None published

What AS945 announces

Prefixes originated by AS945 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
0
IPv4 addresses
512 (2 /24s)
RPKI valid
1 50%
RPKI invalid
0
RPKI not found
1
ROAs naming AS945
12
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS945 is reached through

The AS just before AS945 in the paths our looking glass collectors hold, for 2 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS945 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS945 as a provider