Report for 25987

Name

WESTCHESTER-LIBRARY - Westchester Library System, 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.

25987 WESTCHESTER-LIBRARY - Westchester Library System, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS46887         CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
60357 AS25987        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  WESTCHESTER-LIBRARY - Westchester Library System, 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       %
37407 AS25987       WESTCHESTER-LIBRARY - Westchester Library Sys      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  199.97.121.0/24      4608 7575 1299 46887 25987   

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

AS25987   1 More Specifics   1 Total Advertisements   WESTCHESTER-LIBRARY - Westchester Library System, US
    199.97.121.0/24               199.97.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS25987 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS25987\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:       25987
             ASName:         WESTCHESTER-LIBRARY
             ASHandle:       AS25987
             RegDate:        2002-06-12
             Updated:        2022-08-03
             Ref:            https://rdap.arin.net/registry/autnum/25987
             
             
             OrgName:        Westchester Library System
             OrgId:          WLS-9
             Address:        570 Taxter Road, Suite 400
             City:           Elmsford
             StateProv:      NY
             PostalCode:     10523
             Country:        US
             RegDate:        2002-06-12
             Updated:        2023-01-05
             Ref:            https://rdap.arin.net/registry/entity/WLS-9
             
             
             OrgTechHandle: PETRO176-ARIN
             OrgTechName:   Petrocelli, Michael 
             OrgTechPhone:  +1-914-674-3616 
             OrgTechEmail:  mpetrocelli@wlsmail.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/PETRO176-ARIN
             
             OrgAbuseHandle: PETRO176-ARIN
             OrgAbuseName:   Petrocelli, Michael 
             OrgAbusePhone:  +1-914-674-3616 
             OrgAbuseEmail:  mpetrocelli@wlsmail.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PETRO176-ARIN
             
             RTechHandle: JM3483-ARIN
             RTechName:   Maurantonio, Joe 
             RTechPhone:  +1-914-674-3616 
             RTechEmail:  mpetrocelli@wlsmail.org
             RTechRef:    https://rdap.arin.net/registry/entity/JM3483-ARIN
             
             RTechHandle: PETRO176-ARIN
             RTechName:   Petrocelli, Michael 
             RTechPhone:  +1-914-674-3616 
             RTechEmail:  mpetrocelli@wlsmail.org
             RTechRef:    https://rdap.arin.net/registry/entity/PETRO176-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.
             #