Report for 21843

Name

CITY-OF-BUFFALO - City of Buffalo, 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.

21843 CITY-OF-BUFFALO - City of Buffalo, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15062 AS21843        ORIGIN  Originate:       5120 /19.68  Transit:          0 /0.00  CITY-OF-BUFFALO - City of Buffalo, 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       %
36347 AS21843       CITY-OF-BUFFALO - City of Buffalo, US              2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  65.121.12.0/22       4777 2516 3356 21843   
  216.105.224.0/20     4777 2516 3356 21843   

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

AS21843   1 More Specifics   2 Total Advertisements   CITY-OF-BUFFALO - City of Buffalo, US
    65.121.12.0/22                65.112.0.0/12

Whois Entry

whois: 402332

IANA has recorded AS21843 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21843\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:       21843
             ASName:         CITY-OF-BUFFALO
             ASHandle:       AS21843
             RegDate:        2007-11-15
             Updated:        2007-11-15
             Ref:            https://rdap.arin.net/registry/autnum/21843
             
             
             OrgName:        City of Buffalo
             OrgId:          CITYOF-136
             Address:        212 Central Avenue
             City:           Buffalo
             StateProv:      MN
             PostalCode:     55313
             Country:        US
             RegDate:        1998-08-11
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/CITYOF-136
             
             
             OrgNOCHandle: COOPE170-ARIN
             OrgNOCName:   Cooper, James 
             OrgNOCPhone:  +1-763-684-5416 
             OrgNOCEmail:  James.Cooper@ci.buffalo.mn.us
             OrgNOCRef:    https://rdap.arin.net/registry/entity/COOPE170-ARIN
             
             OrgAbuseHandle: BARES3-ARIN
             OrgAbuseName:   Bares, Jay 
             OrgAbusePhone:  +1-763-684-5423 
             OrgAbuseEmail:  jay.bares@ci.buffalo.mn.us
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BARES3-ARIN
             
             OrgTechHandle: BARES3-ARIN
             OrgTechName:   Bares, Jay 
             OrgTechPhone:  +1-763-684-5423 
             OrgTechEmail:  jay.bares@ci.buffalo.mn.us
             OrgTechRef:    https://rdap.arin.net/registry/entity/BARES3-ARIN
             
             OrgNOCHandle: BARES3-ARIN
             OrgNOCName:   Bares, Jay 
             OrgNOCPhone:  +1-763-684-5423 
             OrgNOCEmail:  jay.bares@ci.buffalo.mn.us
             OrgNOCRef:    https://rdap.arin.net/registry/entity/BARES3-ARIN
             
             OrgAbuseHandle: COOPE170-ARIN
             OrgAbuseName:   Cooper, James 
             OrgAbusePhone:  +1-763-684-5416 
             OrgAbuseEmail:  James.Cooper@ci.buffalo.mn.us
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/COOPE170-ARIN
             
             OrgTechHandle: COOPE170-ARIN
             OrgTechName:   Cooper, James 
             OrgTechPhone:  +1-763-684-5416 
             OrgTechEmail:  James.Cooper@ci.buffalo.mn.us
             OrgTechRef:    https://rdap.arin.net/registry/entity/COOPE170-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.
             #