Report for 15141

Name

ASN-BAUSCH-LOMB - Bausch & Lomb, 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.

15141 ASN-BAUSCH-LOMB - Bausch & Lomb, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS2856          BT-UK-AS - British Telecommunications PLC, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3020  AS15141        ORIGIN  Originate:      70144 /15.90  Transit:          0 /0.00  ASN-BAUSCH-LOMB - Bausch & Lomb, 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       %
21132 AS15141       ASN-BAUSCH-LOMB - Bausch & Lomb, US                4      1      0      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  161.242.0.0/16       4777 2497 7018 15141   
  161.242.10.0/24      4777 2497 7018 15141 - Withdrawn - matching aggregate 161.242.0.0/16 4777 2497 7018 15141
  161.242.208.0/20     4777 2516 5400 2856 15141   
  161.242.224.0/24     4777 2516 5400 2856 15141   

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

AS15141   3 More Specifics   4 Total Advertisements   ASN-BAUSCH-LOMB - Bausch & Lomb, US
    161.242.10.0/24               161.242.0.0/16
    161.242.208.0/20              161.242.0.0/16
    161.242.224.0/24              161.242.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS15141 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15141\n