ResearchRouting table, RPKI, IRR & looking glass

AS40294 Charter Communications LLC

AS40294 (CHARTER-40294-DC) is registered to Charter Communications LLC in US. It originates 20 prefixes in the global routing table.

18
IPv4 prefixes
2
IPv6 prefixes
38,912
IPv4 addresses
85%
RPKI valid

Who holds AS40294

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

AS number
AS40294
Handle
CHARTER-40294-DC
Organization
Charter Communications LLC
Country
US
ASPA
None published

What AS40294 announces

Prefixes originated by AS40294 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
18
IPv6 prefixes
2
IPv4 addresses
38,912 (152 /24s)
RPKI valid
17 85%
RPKI invalid
3
RPKI not found
0
ROAs naming AS40294
27
With an IRR route object
4 20%

Announced prefixes

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

Who AS40294 is reached through

The AS just before AS40294 in the paths our looking glass collectors hold, for 20 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
ARINCharter-Communications-CHARTER-40294-DCMNT-CC04
RADBRoadRunnerMAINT-RR

Route objects with origin AS40294: ARIN 12 · RADB 2

as-sets that list AS40294 (8)