ResearchRouting table, RPKI, IRR & looking glass

AS33132 Crown Castle Fiber LLC

AS33132 (CROWNCASTLE-AS33132) is registered to Crown Castle Fiber LLC in US. It originates 72 prefixes in the global routing table.

49
IPv4 prefixes
23
IPv6 prefixes
133,120
IPv4 addresses
0%
RPKI valid

Who holds AS33132

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

AS number
AS33132
Handle
CROWNCASTLE-AS33132
Organization
Crown Castle Fiber LLC
Country
US
ASPA
None published

What AS33132 announces

Prefixes originated by AS33132 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
49
IPv6 prefixes
23
IPv4 addresses
133,120 (520 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
72
ROAs naming AS33132
2
With an IRR route object
48 66%

Who AS33132 is reached through

The AS just before AS33132 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.

Provider authorization

AS33132 publishes no ASPA of its own. 2 ASes name it as a provider in theirs. Check a path.

The 2 ASes that name AS33132 as a provider

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RADBCROWNCASTLE-AS33132MAINT-AS27506

Route objects with origin AS33132: RADB 222

as-sets that list AS33132 (12)