ResearchRouting table, RPKI, IRR & looking glass

AS203843 WANG,XING-KAI

AS203843 (AS-XINGKAI) is registered to WANG,XING-KAI in TW. It originates 3 prefixes in the global routing table.

1
IPv4 prefixes
2
IPv6 prefixes
256
IPv4 addresses
100%
RPKI valid

Who holds AS203843

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

AS number
AS203843
Handle
AS-XINGKAI
Organization
WANG,XING-KAI
Country
TW
ASPA
4 providers

What AS203843 announces

Prefixes originated by AS203843 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
2
IPv4 addresses
256 (1 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS203843
5
With an IRR route object
3 100%

Announced prefixes

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

IPv4 (1)
IPv6 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS203843 is reached through

The AS just before AS203843 in the paths our looking glass collectors hold, for 3 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS203843 publishes an ASPA naming these providers. Check a path.