ResearchRouting table, RPKI, IRR & looking glass

AS19031 CU*Answers, Inc.

AS19031 (WESCO) is registered to CU*Answers, Inc. in US. It originates 11 prefixes in the global routing table.

11
IPv4 prefixes
0
IPv6 prefixes
3,584
IPv4 addresses
9%
RPKI valid

Who holds AS19031

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

AS number
AS19031
Handle
WESCO
Organization
CU*Answers, Inc.
Country
US
ASPA
None published

What AS19031 announces

Prefixes originated by AS19031 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
0
IPv4 addresses
3,584 (14 /24s)
RPKI valid
1 9%
RPKI invalid
0
RPKI not found
10
ROAs naming AS19031
1
With an IRR route object
11 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

Who AS19031 is reached through

The AS just before AS19031 in the paths our looking glass collectors hold, for 11 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.