Report for 16761

Name

FEDMOG-ASN-01 - Tenneco Inc., 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.

16761 FEDMOG-ASN-01 - Tenneco Inc., US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3257          GTT-BACKBONE - GTT Communications Inc., US
    AS701           UUNET - Verizon Business, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8555  AS16761        ORIGIN  Originate:      13824 /18.25  Transit:          0 /0.00  FEDMOG-ASN-01 - Tenneco Inc., 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       %
 4883 AS16761       FEDMOG-ASN-01 - Tenneco Inc., US                  37     20     10     27     10  27.03%


  Prefix               AS Path                              Aggregation Suggestion
  192.55.137.0/24      4777 2516 3257 16761   
  192.55.138.0/23      4777 2516 701 16761 16761 16761 16761   
  192.55.138.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.138.0/24 (4777 2516 3257 16761) and 192.55.139.0/24 (4777 2516 3257 16761)
  192.55.138.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.139.0/24 (4777 2516 3257 16761)
  192.55.139.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.138.0/24 (4777 2516 3257 16761)
  192.55.140.0/22      4777 2516 701 16761 16761 16761 16761   
  192.55.140.0/22      4777 2516 3257 16761 + Announce - aggregate of 192.55.140.0/23 (4777 2516 3257 16761) and 192.55.142.0/23 (4777 2516 3257 16761)
  192.55.140.0/23      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.142.0/23 (4777 2516 3257 16761)
  192.55.142.0/23      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.140.0/23 (4777 2516 3257 16761)
  192.55.144.0/22      4777 2516 701 16761 16761 16761 16761   
  192.55.144.0/22      4777 2516 3257 16761 + Announce - aggregate of 192.55.144.0/23 (4777 2516 3257 16761) and 192.55.146.0/23 (4777 2516 3257 16761)
  192.55.144.0/23      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.146.0/23 (4777 2516 3257 16761)
  192.55.146.0/23      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.144.0/23 (4777 2516 3257 16761)
  192.55.148.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.148.0/24 (4777 2516 3257 16761) and 192.55.149.0/24 (4777 2516 3257 16761)
  192.55.148.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.149.0/24 (4777 2516 3257 16761)
  192.55.149.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.148.0/24 (4777 2516 3257 16761)
  192.55.150.0/23      4777 2516 174 16761 16761 16761 16761   
  192.55.150.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.150.0/24 (4777 2516 3257 16761) and 192.55.151.0/24 (4777 2516 3257 16761)
  192.55.150.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.151.0/24 (4777 2516 3257 16761)
  192.55.151.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.150.0/24 (4777 2516 3257 16761)
  192.55.155.0/24      4777 2497 701 16761    
  192.55.156.0/24      4777 2516 3257 16761   
  192.55.164.0/23      4777 2516 174 16761 16761 16761 16761   
  192.55.164.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.164.0/24 (4777 2516 3257 16761) and 192.55.165.0/24 (4777 2516 3257 16761)
  192.55.164.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.165.0/24 (4777 2516 3257 16761)
  192.55.165.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.164.0/24 (4777 2516 3257 16761)
  192.55.166.0/23      4777 2516 701 16761 16761 16761 16761   
  192.55.166.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.166.0/24 (4777 2516 3257 16761) and 192.55.167.0/24 (4777 2516 3257 16761)
  192.55.166.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.167.0/24 (4777 2516 3257 16761)
  192.55.167.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.166.0/24 (4777 2516 3257 16761)
  192.55.168.0/24      4777 2516 3257 16761   
  192.55.171.0/24      4777 2516 3257 16761   
  192.55.178.0/23      4777 2516 3257 16761 16761 16761 16761 16761   
  192.55.178.0/23      4777 2516 701 16761  + Announce - aggregate of 192.55.178.0/24 (4777 2516 701 16761) and 192.55.179.0/24 (4777 2516 701 16761)
  192.55.178.0/24      4777 2516 701 16761  - Withdrawn - aggregated with 192.55.179.0/24 (4777 2516 701 16761)
  192.55.179.0/24      4777 2516 701 16761  - Withdrawn - aggregated with 192.55.178.0/24 (4777 2516 701 16761)
  192.55.180.0/24      4777 2497 701 16761    
  192.55.181.0/24      4777 2516 3257 16761   
  192.55.182.0/23      4777 2516 701 16761 16761 16761 16761   
  192.55.182.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.182.0/24 (4777 2516 3257 16761) and 192.55.183.0/24 (4777 2516 3257 16761)
  192.55.182.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.183.0/24 (4777 2516 3257 16761)
  192.55.183.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.182.0/24 (4777 2516 3257 16761)
  192.55.184.0/23      4777 2516 701 16761 16761 16761 16761   
  192.55.184.0/23      4777 2516 3257 16761 + Announce - aggregate of 192.55.184.0/24 (4777 2516 3257 16761) and 192.55.185.0/24 (4777 2516 3257 16761)
  192.55.184.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.185.0/24 (4777 2516 3257 16761)
  192.55.185.0/24      4777 2516 3257 16761 - Withdrawn - aggregated with 192.55.184.0/24 (4777 2516 3257 16761)
  192.55.186.0/24      4777 2516 3257 16761   

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

AS16761   32 More Specifics   37 Total Advertisements   FEDMOG-ASN-01 - Tenneco Inc., US
    192.55.138.0/24               192.55.138.0/23
    192.55.139.0/24               192.55.138.0/23
    192.55.140.0/23               192.55.140.0/22
    192.55.142.0/23               192.55.140.0/22
    192.55.144.0/22               192.55.144.0/20
    192.55.144.0/23               192.55.144.0/20
    192.55.146.0/23               192.55.144.0/20
    192.55.148.0/24               192.55.144.0/20
    192.55.149.0/24               192.55.144.0/20
    192.55.150.0/23               192.55.144.0/20
    192.55.150.0/24               192.55.144.0/20
    192.55.151.0/24               192.55.144.0/20
    192.55.155.0/24               192.55.144.0/20
    192.55.156.0/24               192.55.144.0/20
    192.55.164.0/23               192.55.160.0/20
    192.55.164.0/24               192.55.160.0/20
    192.55.165.0/24               192.55.160.0/20
    192.55.166.0/23               192.55.160.0/20
    192.55.166.0/24               192.55.160.0/20
    192.55.167.0/24               192.55.160.0/20
    192.55.168.0/24               192.55.160.0/20
    192.55.171.0/24               192.55.160.0/20
    192.55.178.0/23               192.55.176.0/21
    192.55.178.0/24               192.55.176.0/21
    192.55.179.0/24               192.55.176.0/21
    192.55.180.0/24               192.55.176.0/21
    192.55.181.0/24               192.55.176.0/21
    192.55.182.0/23               192.55.176.0/21
    192.55.182.0/24               192.55.176.0/21
    192.55.183.0/24               192.55.176.0/21
    192.55.184.0/24               192.55.184.0/23
    192.55.185.0/24               192.55.184.0/23

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 192.55.178.0/24             Announced
    + 192.55.179.0/24             Announced

Whois Entry

whois: 402617

IANA has recorded AS16761 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16761\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:       16761
             ASName:         FEDMOG-ASN-01
             ASHandle:       AS16761
             RegDate:        2000-06-06
             Updated:        2020-12-09
             Ref:            https://rdap.arin.net/registry/autnum/16761
             
             
             OrgName:        Tenneco Inc.
             OrgId:          TENNE-34
             Address:        500 North Field Dr
             City:           Lake Forest
             StateProv:      IL
             PostalCode:     60045
             Country:        US
             RegDate:        2020-11-18
             Updated:        2024-10-03
             Ref:            https://rdap.arin.net/registry/entity/TENNE-34
             
             
             OrgTechHandle: DNSAD72-ARIN
             OrgTechName:   DNS Administrator
             OrgTechPhone:  +1-224-283-7810 
             OrgTechEmail:  dns.admin@tenneco.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD72-ARIN
             
             OrgAbuseHandle: DNSAD72-ARIN
             OrgAbuseName:   DNS Administrator
             OrgAbusePhone:  +1-224-283-7810 
             OrgAbuseEmail:  dns.admin@tenneco.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD72-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.
             #