Report for 16875

Name

AS16875 - AON Corporation, 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.

16875 AS16875 - AON Corporation, US

  Adjacency:     7  Upstream:     7  Downstream:     0
  Upstream Adjacent AS list
    AS702           UUNET - Verizon Business, US
    AS3758          SINGNET SingNet, SG
    AS7474          OPTUSCOM-AS01-AU SingTel Optus Pty Ltd, AU
    AS18229         CTRLS-AS-IN CtrlS, IN
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS8220          COLT COLT Technology Services Group Limited, GB
    AS701           UUNET - Verizon Business, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9747  AS16875        ORIGIN  Originate:      11008 /18.57  Transit:          0 /0.00  AS16875 - AON Corporation, 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       %
12382 AS16875       AS16875 - AON Corporation, US                     28      6      3     25      3  10.71%


  Prefix               AS Path                              Aggregation Suggestion
  165.125.5.0/24       4777 2497 701 16875    
  165.125.6.0/24       4777 2516 701 16875 16875 16875 16875 16875 16875 16875   
  165.125.11.0/24      4777 2497 701 16875    
  165.125.13.0/24      4777 2516 701 16875 16875 16875 16875 16875 16875 16875   
  165.125.80.0/21      4777 2497 701 16875    
  165.125.88.0/21      4777 2497 701 16875 16875 16875 16875 16875 16875 16875   
  165.125.99.0/24      4777 2497 701 16875    
  165.125.100.0/24     4777 2497 701 16875    
  165.125.101.0/24     4777 2516 701 16875    
  165.125.102.0/23     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 + Announce - aggregate of 165.125.102.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875) and 165.125.103.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.102.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 - Withdrawn - aggregated with 165.125.103.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.103.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 - Withdrawn - aggregated with 165.125.102.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.104.0/24     4608 8220 16875 16875   
  165.125.105.0/24     4777 2516 3356 16875 16875 16875 16875 16875 16875   
  165.125.176.0/24     4777 2497 701 16875    
  165.125.177.0/24     4777 2516 701 16875    
  165.125.178.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875   
  165.125.180.0/24     4777 2497 7473 3758 16875 16875   
  165.125.181.0/24     4608 8220 16875 16875   
  165.125.182.0/24     4608 8220 16875 16875   
  165.125.185.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875   
  165.125.188.0/23     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 + Announce - aggregate of 165.125.188.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875) and 165.125.189.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.188.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 - Withdrawn - aggregated with 165.125.189.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.189.0/24     4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875 - Withdrawn - aggregated with 165.125.188.0/24 (4777 2497 701 702 16875 16875 16875 16875 16875 16875 16875)
  165.125.200.0/23     4608 1221 7474 16875 16875 16875 16875 16875 16875 16875   
  165.125.214.0/24     4608 9498 18229 16875   
  165.125.215.0/24     4777 2497 3356 16875   
  165.125.216.0/23     4777 2497 3356 16875 + Announce - aggregate of 165.125.216.0/24 (4777 2497 3356 16875) and 165.125.217.0/24 (4777 2497 3356 16875)
  165.125.216.0/24     4777 2497 3356 16875 - Withdrawn - aggregated with 165.125.217.0/24 (4777 2497 3356 16875)
  165.125.217.0/24     4777 2497 3356 16875 - Withdrawn - aggregated with 165.125.216.0/24 (4777 2497 3356 16875)
  165.125.218.0/24     4777 2497 701 16875    

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

AS16875   28 More Specifics   28 Total Advertisements   AS16875 - AON Corporation, US
    165.125.5.0/24                165.125.0.0/16
    165.125.6.0/24                165.125.0.0/16
    165.125.11.0/24               165.125.0.0/16
    165.125.13.0/24               165.125.0.0/16
    165.125.80.0/21               165.125.0.0/16
    165.125.88.0/21               165.125.0.0/16
    165.125.99.0/24               165.125.0.0/16
    165.125.100.0/24              165.125.0.0/16
    165.125.101.0/24              165.125.0.0/16
    165.125.102.0/24              165.125.0.0/16
    165.125.103.0/24              165.125.0.0/16
    165.125.104.0/24              165.125.0.0/16
    165.125.105.0/24              165.125.0.0/16
    165.125.176.0/24              165.125.0.0/16
    165.125.177.0/24              165.125.0.0/16
    165.125.178.0/24              165.125.0.0/16
    165.125.180.0/24              165.125.0.0/16
    165.125.181.0/24              165.125.0.0/16
    165.125.182.0/24              165.125.0.0/16
    165.125.185.0/24              165.125.0.0/16
    165.125.188.0/24              165.125.0.0/16
    165.125.189.0/24              165.125.0.0/16
    165.125.200.0/23              165.125.0.0/16
    165.125.214.0/24              165.125.0.0/16
    165.125.215.0/24              165.125.0.0/16
    165.125.216.0/24              165.125.0.0/16
    165.125.217.0/24              165.125.0.0/16
    165.125.218.0/24              165.125.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS16875 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16875\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:       16875
             ASName:         AS16875
             ASHandle:       AS16875
             RegDate:        2000-06-22
             Updated:        2017-07-17
             Comment:        E-mail and phone solicitations prohibited
             Ref:            https://rdap.arin.net/registry/autnum/16875
             
             
             OrgName:        AON Corporation
             OrgId:          AON-1
             Address:        200 E. Randolph Street 7th floor
             City:           Chicago
             StateProv:      IL
             PostalCode:     60601
             Country:        US
             RegDate:        
             Updated:        2023-04-28
             Ref:            https://rdap.arin.net/registry/entity/AON-1
             
             
             OrgTechHandle: ABUSE6413-ARIN
             OrgTechName:   ABUSE
             OrgTechPhone:  +1-847-883-7966 
             OrgTechEmail:  dns_master@aon.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ABUSE6413-ARIN
             
             OrgTechHandle: NAW1-ARIN
             OrgTechName:   Wells, Nicholas Alan
             OrgTechPhone:  +442070869302 
             OrgTechEmail:  nick.wells3@aon.co.uk
             OrgTechRef:    https://rdap.arin.net/registry/entity/NAW1-ARIN
             
             OrgTechHandle: ZA151-ARIN
             OrgTechName:   Aon Internet Services
             OrgTechPhone:  +1-866-266-4357 
             OrgTechEmail:  dns_master@aon.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZA151-ARIN
             
             OrgAbuseHandle: ABUSE6413-ARIN
             OrgAbuseName:   ABUSE
             OrgAbusePhone:  +1-847-883-7966 
             OrgAbuseEmail:  dns_master@aon.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE6413-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.
             #