ResearchRouting table, RPKI, IRR & looking glass

AS13367 Comcast Cable Communications, LLC

AS13367 (COMCAST-13367) is registered to Comcast Cable Communications, LLC in US. It originates 71 prefixes in the global routing table.

7
IPv4 prefixes
64
IPv6 prefixes
1,792
IPv4 addresses
87%
RPKI valid

Who holds AS13367

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

AS number
AS13367
Handle
COMCAST-13367
Organization
Comcast Cable Communications, LLC
Country
US
ASPA
None published

What AS13367 announces

Prefixes originated by AS13367 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
7
IPv6 prefixes
64
IPv4 addresses
1,792 (7 /24s)
RPKI valid
62 87%
RPKI invalid
1
RPKI not found
8
ROAs naming AS13367
1,943
With an IRR route object
0 0%

Who AS13367 is reached through

The AS just before AS13367 in the paths our looking glass collectors hold, for 60 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
LEVEL3NMNT-CMCS

Route objects with origin AS13367: LEVEL3 16 · RADB 13 · ARIN 7

as-sets that list AS13367 (7)