Report for 31991

Name

PRPA - Platte River Power Authority, 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.

31991 PRPA - Platte River Power Authority, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS12145         COLORADOSTATEUNIV - Colorado State University, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
61111 AS31991        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  PRPA - Platte River Power Authority, 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       %
39176 AS31991       PRPA - Platte River Power Authority, US            1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  129.19.6.0/24        4777 2497 11164 14041 12145 31991   

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

AS31991   1 More Specifics   1 Total Advertisements   PRPA - Platte River Power Authority, US
    129.19.6.0/24                 129.19.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS31991 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS31991\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:       31991
             ASName:         PRPA
             ASHandle:       AS31991
             RegDate:        2004-02-05
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/31991
             
             
             OrgName:        Platte River Power Authority
             OrgId:          PRPA-1
             Address:        2000 East Horsetooth Road
             City:           Fort Collins
             StateProv:      CO
             PostalCode:     80525
             Country:        US
             RegDate:        2004-01-14
             Updated:        2025-11-18
             Ref:            https://rdap.arin.net/registry/entity/PRPA-1
             
             
             OrgAbuseHandle: TUCKD3-ARIN
             OrgAbuseName:   Tuck, Daniel 
             OrgAbusePhone:  +1-970-229-4825 
             OrgAbuseEmail:  tuckd@prpa.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TUCKD3-ARIN
             
             OrgTechHandle: TUCKD3-ARIN
             OrgTechName:   Tuck, Daniel 
             OrgTechPhone:  +1-970-229-4825 
             OrgTechEmail:  tuckd@prpa.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/TUCKD3-ARIN
             
             OrgAbuseHandle: ISE16-ARIN
             OrgAbuseName:   IT System Engineer
             OrgAbusePhone:  +1-970-266-7900 
             OrgAbuseEmail:  DL-ITSysEng@prpa.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ISE16-ARIN
             
             OrgTechHandle: ISE16-ARIN
             OrgTechName:   IT System Engineer
             OrgTechPhone:  +1-970-266-7900 
             OrgTechEmail:  DL-ITSysEng@prpa.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/ISE16-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.
             #