ResearchRouting table, RPKI, IRR & looking glass

AS133929 TWOWIN CO., LIMITED

AS133929 (TWOWINCOLIMITED-AS-AP) is registered to TWOWIN CO., LIMITED in HK. It originates 74 prefixes in the global routing table.

72
IPv4 prefixes
2
IPv6 prefixes
11,776
IPv4 addresses
100%
RPKI valid

Who holds AS133929

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

AS number
AS133929
Handle
TWOWINCOLIMITED-AS-AP
Organization
TWOWIN CO., LIMITED
Country
HK
ASPA
None published

What AS133929 announces

Prefixes originated by AS133929 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
72
IPv6 prefixes
2
IPv4 addresses
11,776 (46 /24s)
RPKI valid
74 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS133929
52
With an IRR route object
74 100%

Who AS133929 is reached through

The AS just before AS133929 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.

Routing registry objects

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