Report for 19765

Name

IBM-RC-440ABL - IBM 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 AS6447) 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.

19765 IBM-RC-440ABL, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS11776         ATLANTICBB-JOHNSTOWN, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59722 AS19765        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  IBM-RC-440ABL, 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       %
35471 AS19765       IBM-RC-440ABL, US                                  1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  207.255.252.0/24     2914 11776 19765       

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

AS19765   2 More Specifics   2 Total Advertisements   IBM-RC-440ABL, US
    72.164.180.0/24               72.164.0.0/15
    207.255.252.0/24              207.255.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 72.164.180.0/24             Announced

Whois Entry

whois: 402590

IANA has recorded AS19765 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19765\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.
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             ASNumber:       19765
             ASName:         IBM-RC-440ABL
             ASHandle:       AS19765
             RegDate:        2019-01-18
             Updated:        2025-12-08
             Ref:            https://rdap.arin.net/registry/autnum/19765
             
             
             OrgName:        IBM Corporation
             OrgId:          IBMC-14
             Address:        310 State Route 956
             City:           Rocket Center
             StateProv:      WV
             PostalCode:     26726
             Country:        US
             RegDate:        2018-12-17
             Updated:        2025-12-08
             Ref:            https://rdap.arin.net/registry/entity/IBMC-14
             
             
             OrgAbuseHandle: SHIEL113-ARIN
             OrgAbuseName:   Shields, Roger 
             OrgAbusePhone:  +1-301-876-4357 
             OrgAbuseEmail:  roger.shields@us.ibm.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SHIEL113-ARIN
             
             OrgNOCHandle: SHIEL113-ARIN
             OrgNOCName:   Shields, Roger 
             OrgNOCPhone:  +1-301-876-4357 
             OrgNOCEmail:  roger.shields@us.ibm.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SHIEL113-ARIN
             
             OrgTechHandle: SHIEL113-ARIN
             OrgTechName:   Shields, Roger 
             OrgTechPhone:  +1-301-876-4357 
             OrgTechEmail:  roger.shields@us.ibm.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SHIEL113-ARIN
             
             RNOCHandle: KISIE7-ARIN
             RNOCName:   Kisiel, Steven 
             RNOCPhone:  +1-304-788-4273 
             RNOCEmail:  swkisiel@us.ibm.com
             RNOCRef:    https://rdap.arin.net/registry/entity/KISIE7-ARIN
             
             RTechHandle: KISIE7-ARIN
             RTechName:   Kisiel, Steven 
             RTechPhone:  +1-304-788-4273 
             RTechEmail:  swkisiel@us.ibm.com
             RTechRef:    https://rdap.arin.net/registry/entity/KISIE7-ARIN
             
             RAbuseHandle: KISIE7-ARIN
             RAbuseName:   Kisiel, Steven 
             RAbusePhone:  +1-304-788-4273 
             RAbuseEmail:  swkisiel@us.ibm.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/KISIE7-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.
             #