Report for 397511

Name

PURDUE-RESEARCH - Purdue University, 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.

397511 PURDUE-RESEARCH - Purdue University, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS19782         INDIANAGIGAPOP - Indiana University, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10512 AS397511       ORIGIN  Originate:       9728 /18.75  Transit:          0 /0.00  PURDUE-RESEARCH - Purdue University, 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       %
75459 AS397511      PURDUE-RESEARCH - Purdue University, US            4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  128.210.231.0/24     4608 7575 11537 19782 397511   
  128.211.20.0/24      4608 7575 11537 19782 397511   
  128.211.128.0/19     4777 2497 11164 19782 397511   
  128.211.160.0/22     4777 2497 11164 19782 397511   

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

AS397511   4 More Specifics   4 Total Advertisements   PURDUE-RESEARCH - Purdue University, US
    128.210.231.0/24              128.210.0.0/16
    128.211.20.0/24               128.211.0.0/16
    128.211.128.0/19              128.211.0.0/16
    128.211.160.0/22              128.211.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS397511 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397511\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:       397511
             ASName:         PURDUE-RESEARCH
             ASHandle:       AS397511
             RegDate:        2019-04-24
             Updated:        2019-04-24
             Ref:            https://rdap.arin.net/registry/autnum/397511
             
             
             OrgName:        Purdue University
             OrgId:          PURDUE
             Address:        Purdue Information Technology
             Address:        191 N. University St.
             City:           West Lafayette
             StateProv:      IN
             PostalCode:     47907
             Country:        US
             RegDate:        
             Updated:        2026-03-18
             Ref:            https://rdap.arin.net/registry/entity/PURDUE
             
             
             OrgAbuseHandle: PUISP-ARIN
             OrgAbuseName:   Purdue University STEAM-CIRT
             OrgAbusePhone:  +1-765-496-1666 
             OrgAbuseEmail:  abuse@purdue.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/PUISP-ARIN
             
             OrgTechHandle: JUSTI129-ARIN
             OrgTechName:   McIntyre, Justin A
             OrgTechPhone:  +1-765-496-7272 
             OrgTechEmail:  mcintyrj@purdue.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/JUSTI129-ARIN
             
             OrgRoutingHandle: PNOC-ARIN
             OrgRoutingName:   Purdue Network Operations Center
             OrgRoutingPhone:  +1-765-494-4000 
             OrgRoutingEmail:  noc@purdue.edu
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/PNOC-ARIN
             
             OrgNOCHandle: PNOC-ARIN
             OrgNOCName:   Purdue Network Operations Center
             OrgNOCPhone:  +1-765-494-4000 
             OrgNOCEmail:  noc@purdue.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/PNOC-ARIN
             
             OrgTechHandle: SCHNE483-ARIN
             OrgTechName:   Schneider, Mark 
             OrgTechPhone:  +1-765-496-6981 
             OrgTechEmail:  xanawatt@kitauji.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/SCHNE483-ARIN
             
             OrgTechHandle: CASEB10-ARIN
             OrgTechName:   Case, Brandon 
             OrgTechPhone:  +1-765-496-7096 
             OrgTechEmail:  caseb@purdue.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/CASEB10-ARIN
             
             OrgDNSHandle: PURDU-ARIN
             OrgDNSName:   Purdue Hostmaster
             OrgDNSPhone:  +1-765-496-7272 
             OrgDNSEmail:  hostmaster@purdue.edu
             OrgDNSRef:    https://rdap.arin.net/registry/entity/PURDU-ARIN
             
             OrgTechHandle: BAC22-ARIN
             OrgTechName:   Clayton, Bradley Al
             OrgTechPhone:  +1-765-494-5937 
             OrgTechEmail:  bac@purdue.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/BAC22-ARIN
             
             OrgTechHandle: PURDU-ARIN
             OrgTechName:   Purdue Hostmaster
             OrgTechPhone:  +1-765-496-7272 
             OrgTechEmail:  hostmaster@purdue.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/PURDU-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.
             #