ResearchRouting table, RPKI, IRR & looking glass

AS11955 Charter Communications Inc

AS11955 (TWC-11955-ATLANTA) is registered to Charter Communications Inc in US. It originates 35 prefixes in the global routing table.

27
IPv4 prefixes
8
IPv6 prefixes
60,160
IPv4 addresses
100%
RPKI valid

Who holds AS11955

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

AS number
AS11955
Handle
TWC-11955-ATLANTA
Organization
Charter Communications Inc
Country
US
ASPA
None published

What AS11955 announces

Prefixes originated by AS11955 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
27
IPv6 prefixes
8
IPv4 addresses
60,160 (235 /24s)
RPKI valid
35 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS11955
51
With an IRR route object
16 45%

Who AS11955 is reached through

The AS just before AS11955 in the paths our looking glass collectors hold, for 35 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-TWC-11955-ATLANTAMNT-CC-3517
RADBRoadRunnerMAINT-RR

Route objects with origin AS11955: RADB 46 · LEVEL3 7 · ARIN 4

as-sets that list AS11955 (12)