ResearchRouting table, RPKI, IRR & looking glass

AS209300 Wende Tan

AS209300 (TWD2-NET) is registered to Wende Tan in CN. It originates 6 prefixes in the global routing table.

1
IPv4 prefixes
5
IPv6 prefixes
256
IPv4 addresses
83%
RPKI valid

Who holds AS209300

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

AS number
AS209300
Handle
TWD2-NET
Organization
Wende Tan
Country
CN
ASPA
10 providers

What AS209300 announces

Prefixes originated by AS209300 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
5
IPv4 addresses
256 (1 /24s)
RPKI valid
5 83%
RPKI invalid
0
RPKI not found
1
ROAs naming AS209300
4
With an IRR route object
5 83%

Announced prefixes

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

Who AS209300 is reached through

The AS just before AS209300 in the paths our looking glass collectors hold, for 6 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
RIPETWD2-NETRIPE-NCC-END-MNT, TWD2-MNT

Route objects with origin AS209300: APNIC 31 · RIPE 5 · RADB 3

as-sets that list AS209300 (10)