Report for 43

Name

BNL-AS - Brookhaven National Laboratory, 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.

43 BNL-AS - Brookhaven National Laboratory, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS293           ESNET - ESnet, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3272  AS43           ORIGIN  Originate:      66560 /15.98  Transit:          0 /0.00  BNL-AS - Brookhaven National Laboratory, 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       %
29785 AS43          BNL-AS - Brookhaven National Laboratory, US        5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  130.199.0.0/16       4777 2497 293 43       
  192.12.15.0/24       4777 2497 293 43       
  192.33.128.0/24      4777 2497 293 43       
  192.153.161.0/24     4777 2497 293 43       
  192.203.218.0/24     4777 2497 293 43       

Whois Entry

whois: 402332

IANA has recorded AS43 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS43\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:       43
             ASName:         BNL-AS
             ASHandle:       AS43
             RegDate:        1985-04-11
             Updated:        2024-12-16
             Ref:            https://rdap.arin.net/registry/autnum/43
             
             
             OrgName:        Brookhaven National Laboratory
             OrgId:          BNL-Z
             Address:        61 Brookhaven Ave
             Address:        Bldg. 515
             City:           Upton
             StateProv:      NY
             PostalCode:     11973
             Country:        US
             RegDate:        2024-12-13
             Updated:        2025-12-31
             Ref:            https://rdap.arin.net/registry/entity/BNL-Z
             
             
             OrgDNSHandle: MARTI3432-ARIN
             OrgDNSName:   Martinson, Andrew 
             OrgDNSPhone:  +1-631-344-4546 
             OrgDNSEmail:  amartinso@bnl.gov
             OrgDNSRef:    https://rdap.arin.net/registry/entity/MARTI3432-ARIN
             
             OrgNOCHandle: MARTI3432-ARIN
             OrgNOCName:   Martinson, Andrew 
             OrgNOCPhone:  +1-631-344-4546 
             OrgNOCEmail:  amartinso@bnl.gov
             OrgNOCRef:    https://rdap.arin.net/registry/entity/MARTI3432-ARIN
             
             OrgRoutingHandle: MARTI3432-ARIN
             OrgRoutingName:   Martinson, Andrew 
             OrgRoutingPhone:  +1-631-344-4546 
             OrgRoutingEmail:  amartinso@bnl.gov
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/MARTI3432-ARIN
             
             OrgTechHandle: MARTI3432-ARIN
             OrgTechName:   Martinson, Andrew 
             OrgTechPhone:  +1-631-344-4546 
             OrgTechEmail:  amartinso@bnl.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/MARTI3432-ARIN
             
             OrgAbuseHandle: BONAF-ARIN
             OrgAbuseName:   Bonafede, Vincent 
             OrgAbusePhone:  +1-631-344-2642 
             OrgAbuseEmail:  bonafede@bnl.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BONAF-ARIN
             
             OrgTechHandle: BONAF-ARIN
             OrgTechName:   Bonafede, Vincent 
             OrgTechPhone:  +1-631-344-2642 
             OrgTechEmail:  bonafede@bnl.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/BONAF-ARIN
             
             OrgAbuseHandle: MARTI3432-ARIN
             OrgAbuseName:   Martinson, Andrew 
             OrgAbusePhone:  +1-631-344-4546 
             OrgAbuseEmail:  amartinso@bnl.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MARTI3432-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.
             #