Report for 26052

Name

ABN-AMRO-CLEARING-USA-LLC - Fortis Clearing Chicago LLC, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS4637) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

26052 FORTIS-US - Fortis Clearing Chicago LLC

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS19024   INTERNAP-BLK5 - Internap Network Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9285  AS26052  ORIGIN  Originate:       4352 /19.91  Transit:          0 /0.00  FORTIS-US - Fortis Clearing Chicago LLC

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
16208 AS26052 FORTIS-US - Fortis Clearing Chicago LLC       2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.29.96.0/20        4637 3549 19024 19024 26052   
  66.250.144.0/24      4637 3549 19024 19024 26052   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS26052   1 More Specifics   2 Total Advertisements   FORTIS-US - Fortis Clearing Chicago LLC
    66.250.144.0/24               66.250.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS26052 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS26052\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       26052
             ASName:         ABN-AMRO-CLEARING-USA-LLC
             ASHandle:       AS26052
             RegDate:        2002-06-26
             Updated:        2023-11-06
             Ref:            https://rdap.arin.net/registry/autnum/26052
             
             
             OrgName:        Fortis Clearing Chicago LLC
             OrgId:          FCC-89
             Address:        175 W Jackson Blvd
             Address:        Suite 2050
             City:           Chicago
             StateProv:      IL
             PostalCode:     60604
             Country:        US
             RegDate:        2002-06-26
             Updated:        2024-11-04
             Ref:            https://rdap.arin.net/registry/entity/FCC-89
             
             
             OrgTechHandle: NIT17-ARIN
             OrgTechName:   Network Infrastructure Team
             OrgTechPhone:  +1-312-604-8324 
             OrgTechEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             OrgAbuseHandle: NIT17-ARIN
             OrgAbuseName:   Network Infrastructure Team
             OrgAbusePhone:  +1-312-604-8324 
             OrgAbuseEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             OrgNOCHandle: NIT17-ARIN
             OrgNOCName:   Network Infrastructure Team
             OrgNOCPhone:  +1-312-604-8324 
             OrgNOCEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             OrgRoutingHandle: NIT17-ARIN
             OrgRoutingName:   Network Infrastructure Team
             OrgRoutingPhone:  +1-312-604-8324 
             OrgRoutingEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             RAbuseHandle: NIT17-ARIN
             RAbuseName:   Network Infrastructure Team
             RAbusePhone:  +1-312-604-8324 
             RAbuseEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             RNOCHandle: NIT17-ARIN
             RNOCName:   Network Infrastructure Team
             RNOCPhone:  +1-312-604-8324 
             RNOCEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             RNOCRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             RTechHandle: NIT17-ARIN
             RTechName:   Network Infrastructure Team
             RTechPhone:  +1-312-604-8324 
             RTechEmail:  GlobalNetworkOps.ap@abnamroclearing.com
             RTechRef:    https://rdap.arin.net/registry/entity/NIT17-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #