ResearchRouting table, RPKI, IRR & looking glass

AS20340 CallTower, Inc.

AS20340 (CALLTOWER) is registered to CallTower, Inc. in US. It originates 20 prefixes in the global routing table.

20
IPv4 prefixes
0
IPv6 prefixes
38,144
IPv4 addresses
20%
RPKI valid

Who holds AS20340

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

AS number
AS20340
Handle
CALLTOWER
Organization
CallTower, Inc.
Country
US
ASPA
None published

What AS20340 announces

Prefixes originated by AS20340 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
20
IPv6 prefixes
0
IPv4 addresses
38,144 (149 /24s)
RPKI valid
4 20%
RPKI invalid
0
RPKI not found
16
ROAs naming AS20340
4
With an IRR route object
15 75%

Who AS20340 is reached through

The AS just before AS20340 in the paths our looking glass collectors hold, for 20 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.