Report for 3428

Name

ESNET-AS - ESnet, 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.

3428 ESNET-AS - ESnet, 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
3104  AS3428         ORIGIN  Originate:      68352 /15.94  Transit:          0 /0.00  ESNET-AS - ESnet, 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       %
30436 AS3428        ESNET-AS - ESnet, US                               5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  130.20.0.0/16        4777 2497 293 3428     
  192.35.193.0/24      4777 2497 293 3428     
  192.101.100.0/22     4777 2497 293 3428     
  192.101.104.0/22     4777 2497 293 3428     
  192.101.108.0/23     4777 2497 293 3428     

Whois Entry

whois: 402332

IANA has recorded AS3428 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS3428\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:       3425 - 3444
             ASName:         ESNET-AS
             ASHandle:       AS3425
             RegDate:        1994-02-17
             Updated:        2012-04-10
             Ref:            https://rdap.arin.net/registry/autnum/3425
             
             
             OrgName:        ESnet
             OrgId:          ENSN-Z
             Address:        Berkeley Lab
             Address:        1 Cyclotron Road MS 59R3103
             City:           Berkeley
             StateProv:      CA
             PostalCode:     94720
             Country:        US
             RegDate:        2010-01-22
             Updated:        2023-10-04
             Ref:            https://rdap.arin.net/registry/entity/ENSN-Z
             
             
             OrgTechHandle: EH1-ARIN
             OrgTechName:   Energy Sciences Network
             OrgTechPhone:  +1-510-486-7607 
             OrgTechEmail:  hostmaster@es.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/EH1-ARIN
             
             OrgAbuseHandle: EH1-ARIN
             OrgAbuseName:   Energy Sciences Network
             OrgAbusePhone:  +1-510-486-7607 
             OrgAbuseEmail:  hostmaster@es.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/EH1-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.
             #