ResearchRouting table, looking glass, RPKI & IRR

138.226.196.0/22 Comcast Cable Communications, LLC

Announced by AS33651 Comcast Cable Communications, LLC. RPKI invalid Seen by 0 of our 5 looking glass sessions.

What the table says about 138.226.196.0/22

Origin
AS33651 CMCS
RPKI
RPKI invalid
Size
1,024 addresses
More specifics
0
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-15 12:02 UTC

Route origin authorizations

AS33651 does hold a ROA covering this prefix, but the announcement is more specific than that ROA's maximum length allows. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
138.226.192.0/21/21AS33651 CMCSRIPE

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
138.226.192.0/20 coveringAS33659 CMCSRIPENMNT-US-AVIATION-1

Covering prefixes

Announced prefixes that contain this one, most specific first.

Check 138.226.196.0/22 live