Report for 33593

Name

HARRIS-BANK - Harris Trust & Savings Bank, 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 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.

33593 HARRIS-BANK - Harris Trust & Savings Bank, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32642 AS33593        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  HARRIS-BANK - Harris Trust & Savings Bank, US

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       %
22313 AS33593       HARRIS-BANK - Harris Trust & Savings Bank, US      5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  161.39.16.0/24       4777 32787 33593       
  161.39.18.0/23       4777 32787 33593     + Announce - aggregate of 161.39.18.0/24 (4777 32787 33593) and 161.39.19.0/24 (4777 32787 33593)
  161.39.18.0/24       4777 32787 33593     - Withdrawn - aggregated with 161.39.19.0/24 (4777 32787 33593)
  161.39.19.0/24       4777 32787 33593     - Withdrawn - aggregated with 161.39.18.0/24 (4777 32787 33593)
  199.181.201.0/24     4777 32787 33593       
  199.181.202.0/24     4777 32787 33593       

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

AS33593   3 More Specifics   5 Total Advertisements   HARRIS-BANK - Harris Trust & Savings Bank, US
    161.39.16.0/24                161.39.0.0/16
    161.39.18.0/24                161.39.0.0/16
    161.39.19.0/24                161.39.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS33593 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS33593\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:       33593
             ASName:         HARRIS-BANK
             ASHandle:       AS33593
             RegDate:        2005-01-31
             Updated:        2021-06-02
             Ref:            https://rdap.arin.net/registry/autnum/33593
             
             
             OrgName:        Harris Trust & Savings Bank
             OrgId:          HTSB
             Address:        Harris Trust & Savings Bank
             Address:         111 West Monroe
             Address:         P.O. Box 755
             City:           Chicago
             StateProv:      IL
             PostalCode:     60690
             Country:        US
             RegDate:        1992-05-15
             Updated:        2021-07-16
             Ref:            https://rdap.arin.net/registry/entity/HTSB
             
             
             OrgTechHandle: BMH4-ARIN
             OrgTechName:   Bank Of Montreal Hostmaster
             OrgTechPhone:  +1-416-773-2367 
             OrgTechEmail:  hostmaster@bmo.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/BMH4-ARIN
             
             OrgNOCHandle: BMH4-ARIN
             OrgNOCName:   Bank Of Montreal Hostmaster
             OrgNOCPhone:  +1-416-773-2367 
             OrgNOCEmail:  hostmaster@bmo.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/BMH4-ARIN
             
             OrgAbuseHandle: INETS-ARIN
             OrgAbuseName:   INET Security
             OrgAbusePhone:  +1-416-773-2367 
             OrgAbuseEmail:  hostmaster@bmo.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/INETS-ARIN
             
             RAbuseHandle: BMH4-ARIN
             RAbuseName:   Bank Of Montreal Hostmaster
             RAbusePhone:  +1-416-773-2367 
             RAbuseEmail:  hostmaster@bmo.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/BMH4-ARIN
             
             RNOCHandle: BMH4-ARIN
             RNOCName:   Bank Of Montreal Hostmaster
             RNOCPhone:  +1-416-773-2367 
             RNOCEmail:  hostmaster@bmo.com
             RNOCRef:    https://rdap.arin.net/registry/entity/BMH4-ARIN
             
             RTechHandle: BMH4-ARIN
             RTechName:   Bank Of Montreal Hostmaster
             RTechPhone:  +1-416-773-2367 
             RTechEmail:  hostmaster@bmo.com
             RTechRef:    https://rdap.arin.net/registry/entity/BMH4-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.
             #