Report for 27501

Name

ISPNET-AS - isp.net, 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.

27501 ISPNET-AS - isp.net, US

  Adjacency:     4  Upstream:     1  Downstream:     3
  Upstream Adjacent AS list
    AS6939          HURRICANE - Hurricane Electric LLC, US
  Downstream Adjacent AS list
    AS32879         NV-LEG-01 - State of Nevada Legislature, US
    AS1446          TPC-1 - Tutor Perini Corporation, US
    AS401781        HOSTPEPPER - HostPepper, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4786  AS27501        ORG+TRN Originate:      40192 /16.71  Transit:        512 /23.00 ISPNET-AS - isp.net, 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       %
 4463 AS27501       ISPNET-AS - isp.net, US                           26     11      0     15     11  42.31%


  Prefix               AS Path                              Aggregation Suggestion
  64.72.96.0/20        4608 6939 27501        
  64.72.99.0/24        4608 6939 27501      - Withdrawn - matching aggregate 64.72.96.0/20 4608 6939 27501
  64.72.103.0/24       4608 6939 27501      - Withdrawn - matching aggregate 64.72.96.0/20 4608 6939 27501
  64.250.224.0/19      4608 6939 27501        
  64.250.224.0/24      4608 6939 27501      - Withdrawn - matching aggregate 64.250.224.0/19 4608 6939 27501
  64.250.226.0/24      4608 6939 27501      - Withdrawn - matching aggregate 64.250.224.0/19 4608 6939 27501
  64.250.228.0/24      4608 6939 27501      - Withdrawn - matching aggregate 64.250.224.0/19 4608 6939 27501
  64.250.249.0/24      4608 6939 27501      - Withdrawn - matching aggregate 64.250.224.0/19 4608 6939 27501
  64.250.255.0/24      4608 6939 27501      - Withdrawn - matching aggregate 64.250.224.0/19 4608 6939 27501
  74.113.216.0/21      4608 6939 27501        
  103.25.144.0/22      4608 6939 27501        
  103.78.160.0/22      4608 6939 27501        
  103.85.232.0/22      4608 6939 27501        
  148.170.64.0/19      4608 6939 27501        
  148.170.67.0/24      4608 6939 27501      - Withdrawn - matching aggregate 148.170.64.0/19 4608 6939 27501
  199.88.32.0/20       4608 6939 27501        
  199.88.47.0/24       4608 6939 27501      - Withdrawn - matching aggregate 199.88.32.0/20 4608 6939 27501
  199.88.48.0/22       4608 6939 27501        
  199.127.116.0/22     4608 6939 27501        
  199.127.118.0/24     4608 6939 27501      - Withdrawn - matching aggregate 199.127.116.0/22 4608 6939 27501
  208.95.72.0/22       4608 6939 27501        
  208.95.74.0/24       4608 6939 27501      - Withdrawn - matching aggregate 208.95.72.0/22 4608 6939 27501
  208.95.78.0/23       4608 6939 27501        
  208.95.108.0/22      4608 6939 27501        
  209.51.40.0/21       4608 6939 27501        
  216.127.116.0/22     4777 6939 27501        

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

AS27501   13 More Specifics   26 Total Advertisements   ISPNET-AS - isp.net, US
    64.72.99.0/24                 64.72.96.0/20
    64.72.103.0/24                64.72.96.0/20
    64.250.224.0/24               64.250.224.0/19
    64.250.226.0/24               64.250.224.0/19
    64.250.228.0/24               64.250.224.0/19
    64.250.249.0/24               64.250.224.0/19
    64.250.255.0/24               64.250.224.0/19
    148.170.67.0/24               148.170.64.0/19
    199.88.47.0/24                199.88.32.0/20
    199.127.118.0/24              199.127.116.0/22
    208.95.72.0/22                208.95.72.0/21
    208.95.74.0/24                208.95.72.0/21
    208.95.78.0/23                208.95.72.0/21
    64.250.240.0/24               64.250.224.0/19

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 64.250.226.0/24             Announced
    + 64.250.228.0/24             Announced
    + 64.250.249.0/24             Announced
    + 64.250.255.0/24             Announced
    + 148.170.67.0/24             Announced
    + 199.127.118.0/24            Announced
    + 208.95.74.0/24              Announced
    - 64.250.240.0/24             Withdrawn

Whois Entry

whois: 402332

IANA has recorded AS27501 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS27501\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             %ERROR:101: no entries found
             %
             % No entries found in source APNIC,JPNIC,KRNIC,TWNIC,IDNIC,IRINN-GRS.
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)