Report for 4199

Name

CIBC-CITE1 - Canadian Imperial Bank of Commerce, CA

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 AS2.0) 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.

4199 CIBC-CITE1 - Canadian Imperial Bank of Commerce, CA

  Adjacency:     3  Upstream:     2  Downstream:     1
  Upstream Adjacent AS list
    AS577           BACOM - Bell Canada, CA
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US
  Downstream Adjacent AS list
    AS12226         AS12226 - CIBC World Markets, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9361  AS4199         ORG+TRN Originate:      11776 /18.48  Transit:      65536 /16.00 CIBC-CITE1 - Canadian Imperial Bank of Commerce, CA

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       %
 9632 AS4199        CIBC-CITE1 - Canadian Imperial Bank of Commer     13      7      3      9      4  30.77%


  Prefix               AS Path                              Aggregation Suggestion
  159.231.32.0/19      4777 2516 577 4199     
  159.231.33.0/24      4777 32787 4199        
  159.231.34.0/23      4777 32787 4199      + Announce - aggregate of 159.231.34.0/24 (4777 32787 4199) and 159.231.35.0/24 (4777 32787 4199)
  159.231.34.0/24      4777 32787 4199      - Withdrawn - aggregated with 159.231.35.0/24 (4777 32787 4199)
  159.231.35.0/24      4777 32787 4199      - Withdrawn - aggregated with 159.231.34.0/24 (4777 32787 4199)
  159.231.36.0/23      4777 32787 4199      + Announce - aggregate of 159.231.36.0/24 (4777 32787 4199) and 159.231.37.0/24 (4777 32787 4199)
  159.231.36.0/24      4777 32787 4199      - Withdrawn - aggregated with 159.231.37.0/24 (4777 32787 4199)
  159.231.37.0/24      4777 32787 4199      - Withdrawn - aggregated with 159.231.36.0/24 (4777 32787 4199)
  159.231.38.0/24      4777 32787 4199        
  159.231.47.0/24      4777 2516 577 4199   - Withdrawn - matching aggregate 159.231.32.0/19 4777 2516 577 4199
  159.231.48.0/22      4777 32787 4199      + Announce - aggregate of 159.231.48.0/23 (4777 32787 4199) and 159.231.50.0/23 (4777 32787 4199)
  159.231.48.0/23      4777 32787 4199      - Withdrawn - aggregated with 159.231.50.0/23 (4777 32787 4199)
  159.231.50.0/23      4777 32787 4199      - Withdrawn - aggregated with 159.231.48.0/23 (4777 32787 4199)
  159.231.52.0/24      4777 32787 4199        
  199.198.220.0/24     4777 32787 4199        
  199.198.225.0/24     4777 32787 4199        

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

AS4199   13 More Specifics   13 Total Advertisements   CIBC-CITE1 - Canadian Imperial Bank of Commerce, CA
    159.231.32.0/19               159.231.0.0/16
    159.231.33.0/24               159.231.0.0/16
    159.231.34.0/24               159.231.0.0/16
    159.231.35.0/24               159.231.0.0/16
    159.231.36.0/24               159.231.0.0/16
    159.231.37.0/24               159.231.0.0/16
    159.231.38.0/24               159.231.0.0/16
    159.231.47.0/24               159.231.0.0/16
    159.231.48.0/23               159.231.0.0/16
    159.231.50.0/23               159.231.0.0/16
    159.231.52.0/24               159.231.0.0/16
    199.198.220.0/24              199.198.220.0/22
    199.198.225.0/24              199.198.224.0/20

Whois Entry

whois: 402603

IANA has recorded AS4199 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4199\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:       4199
             ASName:         CIBC-CITE1
             ASHandle:       AS4199
             RegDate:        2009-09-14
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/4199
             
             
             OrgName:        Canadian Imperial Bank of Commerce
             OrgId:          CIBC
             Address:        483 Bay Street, 6th Floor
             Address:        Toronto, Ontario. M5G 2A3
             City:           Toronto
             StateProv:      ON
             PostalCode:     M5G 2A3
             Country:        CA
             RegDate:        1988-08-17
             Updated:        2025-10-28
             Ref:            https://rdap.arin.net/registry/entity/CIBC
             
             
             OrgAbuseHandle: CIBCT-ARIN
             OrgAbuseName:   CIBC-Telecom-Engineers
             OrgAbusePhone:  +1-416-304-5236 
             OrgAbuseEmail:  jeff.gong@cibc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CIBCT-ARIN
             
             OrgTechHandle: CIBCT-ARIN
             OrgTechName:   CIBC-Telecom-Engineers
             OrgTechPhone:  +1-416-304-5236 
             OrgTechEmail:  jeff.gong@cibc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CIBCT-ARIN
             
             RTechHandle: CIBCT-ARIN
             RTechName:   CIBC-Telecom-Engineers
             RTechPhone:  +1-416-304-5236 
             RTechEmail:  jeff.gong@cibc.com
             RTechRef:    https://rdap.arin.net/registry/entity/CIBCT-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.
             #