Report for 16643

Name

VCU-ASN1 - Virginia Commonwealth University, 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.

16643 VCU-ASN1 - Virginia Commonwealth University, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS40220         MARIA - Virginia Polytechnic Institute and State Univ., US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3693  AS16643        ORIGIN  Originate:      65536 /16.00  Transit:          0 /0.00  VCU-ASN1 - Virginia Commonwealth University, 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       %
12253 AS16643       VCU-ASN1 - Virginia Commonwealth University,       4      4      1      1      3  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  128.172.0.0/16       4777 2516 3356 16643 + Announce - aggregate of 128.172.0.0/17 (4777 2516 3356 16643) and 128.172.128.0/17 (4777 2516 3356 16643)
  128.172.0.0/18       4777 2516 3356 16643 - Withdrawn - aggregated with 128.172.64.0/18 (4777 2516 3356 16643)
  128.172.64.0/18      4777 2516 3356 16643 - Withdrawn - aggregated with 128.172.0.0/18 (4777 2516 3356 16643)
  128.172.128.0/18     4777 2516 3356 16643 - Withdrawn - aggregated with 128.172.192.0/18 (4777 2516 3356 16643)
  128.172.192.0/18     4777 2516 3356 16643 - Withdrawn - aggregated with 128.172.128.0/18 (4777 2516 3356 16643)

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

AS16643   4 More Specifics   4 Total Advertisements   VCU-ASN1 - Virginia Commonwealth University, US
    128.172.0.0/18                128.172.0.0/16
    128.172.64.0/18               128.172.0.0/16
    128.172.128.0/18              128.172.0.0/16
    128.172.192.0/18              128.172.0.0/16

Whois Entry

whois: 402609

IANA has recorded AS16643 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16643\n