Report for 26517

Name

OXY-INC - Occidental Petroleum 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.

26517 OXY-INC - Occidental Petroleum Corporation, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS701           UUNET - Verizon Business, US
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22309 AS26517        ORIGIN  Originate:       2560 /20.68  Transit:          0 /0.00  OXY-INC - Occidental Petroleum 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       %
16402 AS26517       OXY-INC - Occidental Petroleum Corporation, U     10      4      2      8      2  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.189.12.0/24      4777 2497 3356 26517   
  170.189.192.0/23     4777 2497 3356 26517 + Announce - aggregate of 170.189.192.0/24 (4777 2497 3356 26517) and 170.189.193.0/24 (4777 2497 3356 26517)
  170.189.192.0/24     4777 2497 3356 26517 - Withdrawn - aggregated with 170.189.193.0/24 (4777 2497 3356 26517)
  170.189.193.0/24     4777 2497 3356 26517 - Withdrawn - aggregated with 170.189.192.0/24 (4777 2497 3356 26517)
  170.189.194.0/24     4777 2497 3356 26517   
  170.189.200.0/24     4777 2497 3356 26517   
  170.189.218.0/24     4777 2516 174 26517    
  199.248.164.0/23     4777 2497 701 26517  + Announce - aggregate of 199.248.164.0/24 (4777 2497 701 26517) and 199.248.165.0/24 (4777 2497 701 26517)
  199.248.164.0/24     4777 2497 701 26517  - Withdrawn - aggregated with 199.248.165.0/24 (4777 2497 701 26517)
  199.248.165.0/24     4777 2497 701 26517  - Withdrawn - aggregated with 199.248.164.0/24 (4777 2497 701 26517)
  199.248.166.0/24     4777 2497 701 26517    
  199.248.168.0/24     4777 2497 701 26517    

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

AS26517   9 More Specifics   10 Total Advertisements   OXY-INC - Occidental Petroleum Corporation, US
    170.189.12.0/24               170.189.0.0/16
    170.189.192.0/24              170.189.0.0/16
    170.189.193.0/24              170.189.0.0/16
    170.189.194.0/24              170.189.0.0/16
    170.189.200.0/24              170.189.0.0/16
    170.189.218.0/24              170.189.0.0/16
    199.248.164.0/24              199.248.164.0/22
    199.248.165.0/24              199.248.164.0/22
    199.248.166.0/24              199.248.164.0/22

Whois Entry

whois: 402332

IANA has recorded AS26517 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS26517\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:       26517
             ASName:         OXY-INC
             ASHandle:       AS26517
             RegDate:        2015-05-22
             Updated:        2022-09-27
             Ref:            https://rdap.arin.net/registry/autnum/26517
             
             
             OrgName:        Occidental Petroleum Corporation
             OrgId:          OPC-2
             Address:        5 Greenway Plaza, Suite 110
             City:           Houston
             StateProv:      TX
             PostalCode:     77046
             Country:        US
             RegDate:        1994-09-16
             Updated:        2025-08-28
             Ref:            https://rdap.arin.net/registry/entity/OPC-2
             
             
             OrgAbuseHandle: OXYAD-ARIN
             OrgAbuseName:   OXY, Admin
             OrgAbusePhone:  +1-713-215-7000 
             OrgAbuseEmail:  Admin_OXY@oxy.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/OXYAD-ARIN
             
             OrgTechHandle: RAZVI2-ARIN
             OrgTechName:   Razvi, Jaffer 
             OrgTechPhone:  +1-713-215-7796 
             OrgTechEmail:  jaffer_razvi@oxy.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/RAZVI2-ARIN
             
             OrgAbuseHandle: RAZVI2-ARIN
             OrgAbuseName:   Razvi, Jaffer 
             OrgAbusePhone:  +1-713-215-7796 
             OrgAbuseEmail:  jaffer_razvi@oxy.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RAZVI2-ARIN
             
             OrgTechHandle: OXYTE-ARIN
             OrgTechName:   OXY, Tech
             OrgTechPhone:  +1-713-215-7000 
             OrgTechEmail:  Tech_OXY@oxy.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/OXYTE-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.
             #