Report for 19878

Name

MEDIMPACT - MedImpact Healthcare Systems, Inc., 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.

19878 MEDIMPACT - MedImpact Healthcare Systems, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22049 AS19878        ORIGIN  Originate:       2560 /20.68  Transit:          0 /0.00  MEDIMPACT - MedImpact Healthcare Systems, Inc., 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       %
 8512 AS19878       MEDIMPACT - MedImpact Healthcare Systems, Inc      8      8      3      3      5  62.50%


  Prefix               AS Path                              Aggregation Suggestion
  198.54.236.0/22      4777 2497 3356 19878 + Announce - aggregate of 198.54.236.0/23 (4777 2497 3356 19878) and 198.54.238.0/23 (4777 2497 3356 19878)
  198.54.236.0/23      4777 2497 3356 19878 - Withdrawn - aggregated with 198.54.238.0/23 (4777 2497 3356 19878)
  198.54.238.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 198.54.239.0/24 (4777 2497 3356 19878)
  198.54.239.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 198.54.238.0/24 (4777 2497 3356 19878)
  208.91.224.0/23      4777 2497 3356 19878 + Announce - aggregate of 208.91.224.0/24 (4777 2497 3356 19878) and 208.91.225.0/24 (4777 2497 3356 19878)
  208.91.224.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 208.91.225.0/24 (4777 2497 3356 19878)
  208.91.225.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 208.91.224.0/24 (4777 2497 3356 19878)
  208.91.228.0/22      4777 2497 3356 19878 + Announce - aggregate of 208.91.228.0/23 (4777 2497 3356 19878) and 208.91.230.0/23 (4777 2497 3356 19878)
  208.91.228.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 208.91.229.0/24 (4777 2497 3356 19878)
  208.91.229.0/24      4777 2497 3356 19878 - Withdrawn - aggregated with 208.91.228.0/24 (4777 2497 3356 19878)
  208.91.230.0/23      4777 2497 3356 19878 - Withdrawn - aggregated with 208.91.228.0/23 (4777 2497 3356 19878)

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

AS19878   8 More Specifics   8 Total Advertisements   MEDIMPACT - MedImpact Healthcare Systems, Inc., US
    198.54.236.0/23               198.54.236.0/22
    198.54.238.0/24               198.54.236.0/22
    198.54.239.0/24               198.54.236.0/22
    208.91.224.0/24               208.91.224.0/21
    208.91.225.0/24               208.91.224.0/21
    208.91.228.0/24               208.91.224.0/21
    208.91.229.0/24               208.91.224.0/21
    208.91.230.0/23               208.91.224.0/21

Whois Entry

whois: 402628

IANA has recorded AS19878 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19878\n