Report for 25878

Name

QNST-DC01 - Quinstreet, 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.

25878 QNST-DC01 - Quinstreet, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22106 AS25878        ORIGIN  Originate:       2560 /20.68  Transit:          0 /0.00  QNST-DC01 - Quinstreet, 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       %
37229 AS25878       QNST-DC01 - Quinstreet, Inc., US                   7      0      0      7      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.84.40.0/23        4777 2516 3356 25878   
  67.106.145.0/24      4777 2497 3356 25878   
  70.42.22.0/23        4777 2516 3356 25878   
  173.226.108.0/24     4777 2497 3356 25878   
  216.211.163.0/24     4777 2516 3356 25878   
  216.211.170.0/23     4777 2497 3356 25878   
  216.211.175.0/24     4777 2497 7018 25878   

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

AS25878   7 More Specifics   7 Total Advertisements   QNST-DC01 - Quinstreet, Inc., US
    64.84.40.0/23                 64.84.0.0/18
    67.106.145.0/24               67.104.0.0/13
    70.42.22.0/23                 70.42.0.0/18
    173.226.108.0/24              173.226.0.0/15
    216.211.163.0/24              216.211.160.0/20
    216.211.170.0/23              216.211.160.0/20
    216.211.175.0/24              216.211.160.0/20

Whois Entry

whois: 402628

IANA has recorded AS25878 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS25878\n