ResearchRouting table, RPKI, IRR & looking glass

AS26052 Fortis Clearing Chicago LLC

AS26052 (ABN-AMRO-CLEARING-USA-LLC) is registered to Fortis Clearing Chicago LLC in US. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
4,096
IPv4 addresses
0%
RPKI valid

Who holds AS26052

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

AS number
AS26052
Handle
ABN-AMRO-CLEARING-USA-LLC
Organization
Fortis Clearing Chicago LLC
Country
US
ASPA
None published

What AS26052 announces

Prefixes originated by AS26052 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
0
IPv4 addresses
4,096 (16 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
4
ROAs naming AS26052
0
With an IRR route object
1 25%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS26052 is reached through

The AS just before AS26052 in the paths our looking glass collectors hold, for 4 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.