ResearchRouting table, RPKI, IRR & looking glass

AS33654 Comcast Cable Communications, LLC

AS33654 (CMCS) is registered to Comcast Cable Communications, LLC in US. It originates 16 prefixes in the global routing table.

0
IPv4 prefixes
16
IPv6 prefixes
100%
RPKI valid

Who holds AS33654

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

AS number
AS33654
Handle
CMCS
Organization
Comcast Cable Communications, LLC
Country
US
ASPA
None published

What AS33654 announces

Prefixes originated by AS33654 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
0
IPv6 prefixes
16
RPKI valid
16 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS33654
109
With an IRR route object
16 100%

Who AS33654 is reached through

The AS just before AS33654 in the paths our looking glass collectors hold, for 16 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.

Route objects with origin AS33654: ARIN 108

as-sets that list AS33654 (4)