Report for 19152

Name

IBMCCH-TOR - IBM, 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.

19152 IBMCCH-TOR - IBM

  Adjacency:     4  Upstream:     3  Downstream:     1
  Upstream Adjacent AS list
    AS15290   ALLST-15290 - Allstream Corp. Corporation Allstream
    AS174     COGENT Cogent/PSI
    AS577     BACOM - Bell Canada
  Downstream Adjacent AS list
    AS32396   VMD-AS - Desjardins Securities, Inc

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5389  AS19152  ORG+TRN Originate:      14592 /18.17  Transit:        256 /24.00 IBMCCH-TOR - IBM

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       %
 3883 AS19152 IBMCCH-TOR - IBM                             19      4      2     17      2  10.53%


  Prefix               AS Path                              Aggregation Suggestion
  129.33.160.0/19      4637 174 19152         
  149.131.49.0/24      4637 174 19152         
  170.225.240.0/24     4637 174 19152         
  170.226.0.0/22       4637 174 19152         
  170.226.4.0/24       4637 6453 577 19152    
  198.20.8.0/23        4637 174 19152       + Announce - aggregate of 198.20.8.0/24 (4637 174 19152) and 198.20.9.0/24 (4637 174 19152)
  198.20.8.0/24        4637 174 19152       - Withdrawn - aggregated with 198.20.9.0/24 (4637 174 19152)
  198.20.9.0/24        4637 174 19152       - Withdrawn - aggregated with 198.20.8.0/24 (4637 174 19152)
  198.20.15.0/24       4637 15290 19152       
  198.235.140.0/24     4637 174 19152         
  198.235.141.0/24     4637 15290 19152       
  198.235.142.0/23     4637 15290 19152     + Announce - aggregate of 198.235.142.0/24 (4637 15290 19152) and 198.235.143.0/24 (4637 15290 19152)
  198.235.142.0/24     4637 15290 19152     - Withdrawn - aggregated with 198.235.143.0/24 (4637 15290 19152)
  198.235.143.0/24     4637 15290 19152     - Withdrawn - aggregated with 198.235.142.0/24 (4637 15290 19152)
  199.185.26.0/24      4637 174 19152         
  204.101.198.0/23     4637 15290 19152       
  205.233.176.0/24     4637 174 19152         
  206.47.128.0/22      4637 174 19152         
  207.61.43.0/24       4637 15290 19152       
  216.208.175.0/24     4637 174 19152         
  216.208.176.0/24     4637 174 19152         

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

AS19152   13 More Specifics   14 Total Advertisements   IBMCCH-TOR - IBM
    129.33.160.0/19               129.33.0.0/16
    149.131.49.0/24               149.131.0.0/16
    170.225.240.0/24              170.224.0.0/14
    170.226.0.0/22                170.224.0.0/14
    198.20.8.0/24                 198.20.8.0/21
    198.20.9.0/24                 198.20.8.0/21
    198.235.143.0/24              198.235.140.0/22
    199.185.26.0/24               199.185.24.0/22
    204.101.198.0/23              204.101.0.0/16
    206.47.128.0/22               206.47.0.0/16
    207.61.43.0/24                207.61.0.0/16
    216.208.175.0/24              216.208.0.0/15
    216.208.176.0/24              216.208.0.0/15

Whois Entry

whois: 402603

IANA has recorded AS19152 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19152\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:       19152
             ASName:         IBMCCH-TOR
             ASHandle:       AS19152
             RegDate:        2000-11-29
             Updated:        2012-05-30
             Ref:            https://rdap.arin.net/registry/autnum/19152
             
             
             OrgName:        IBM
             OrgId:          IBM-1
             Address:        3039 Cornwallis Road
             City:           Research Triangle Park
             StateProv:      NC
             PostalCode:     27709-2195
             Country:        US
             RegDate:        1992-02-08
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/IBM-1
             
             
             OrgTechHandle: RAIN-ARIN
             OrgTechName:   Registrar Authority, Internet numbers
             OrgTechPhone:  +1-800-426-7378 
             OrgTechEmail:  ipreg@us.ibm.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/RAIN-ARIN
             
             OrgAbuseHandle: RAIN-ARIN
             OrgAbuseName:   Registrar Authority, Internet numbers
             OrgAbusePhone:  +1-800-426-7378 
             OrgAbuseEmail:  ipreg@us.ibm.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RAIN-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.
             #