Report for 15259

Name

ATT-ITSNCS-1 - AT&T Solutions ITSNCS, 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 AS4637) 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.

15259 ATT-ITSNCS-1 - AT&T Solutions ITS/NCS

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7018    ATT-INTERNET4 - AT&T WorldNet Services

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12187 AS15259  ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  ATT-ITSNCS-1 - AT&T Solutions ITS/NCS

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       %
 3784 AS15259 ATT-ITSNCS-1 - AT&T Solutions ITS/NCS         8      4      2      6      2  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.20.5.0/24        4637 3491 3561 7018 15259   
  192.20.12.0/23       4637 3491 3561 7018 15259 + Announce - aggregate of 192.20.12.0/24 (4637 3491 3561 7018 15259) and 192.20.13.0/24 (4637 3491 3561 7018 15259)
  192.20.12.0/24       4637 3491 3561 7018 15259 - Withdrawn - aggregated with 192.20.13.0/24 (4637 3491 3561 7018 15259)
  192.20.13.0/24       4637 3491 3561 7018 15259 - Withdrawn - aggregated with 192.20.12.0/24 (4637 3491 3561 7018 15259)
  192.20.74.0/24       4637 3491 3561 7018 15259   
  192.128.133.0/24     4637 3491 3561 7018 15259   
  192.128.134.0/24     4637 3491 3561 7018 15259   
  192.128.166.0/23     4637 3491 3561 7018 15259 + Announce - aggregate of 192.128.166.0/24 (4637 3491 3561 7018 15259) and 192.128.167.0/24 (4637 3491 3561 7018 15259)
  192.128.166.0/24     4637 3491 3561 7018 15259 - Withdrawn - aggregated with 192.128.167.0/24 (4637 3491 3561 7018 15259)
  192.128.167.0/24     4637 3491 3561 7018 15259 - Withdrawn - aggregated with 192.128.166.0/24 (4637 3491 3561 7018 15259)

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

AS15259   8 More Specifics   8 Total Advertisements   ATT-ITSNCS-1 - AT&T Solutions ITS/NCS
    192.20.5.0/24                 192.20.0.0/17
    192.20.12.0/24                192.20.0.0/17
    192.20.13.0/24                192.20.0.0/17
    192.20.74.0/24                192.20.0.0/17
    192.128.133.0/24              192.128.0.0/16
    192.128.134.0/24              192.128.0.0/16
    192.128.166.0/24              192.128.0.0/16
    192.128.167.0/24              192.128.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS15259 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS15259\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-AU4)