Report for 13787

Name

CENTURYLINK-LEGACY-EMBARQ-JCTY - CenturyLink Communications, LLC, 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.

13787 CENTURYLINK-LEGACY-EMBARQ-JCTY - CenturyLink Communications, LLC, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS22561         CENTURYLINK-LEGACY-LIGHTCORE - CenturyLink Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18508 AS13787        ORIGIN  Originate:       3584 /20.19  Transit:          0 /0.00  CENTURYLINK-LEGACY-EMBARQ-JCTY - CenturyLink Communications, LLC, 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       %
20928 AS13787       CENTURYLINK-LEGACY-EMBARQ-JCTY - CenturyLink       4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.4.12.0/23         4777 2516 3356 209 22561 13787 + Announce - aggregate of 74.4.12.0/24 (4777 2516 3356 209 22561 13787) and 74.4.13.0/24 (4777 2516 3356 209 22561 13787)
  74.4.12.0/24         4777 2516 3356 209 22561 13787 - Withdrawn - aggregated with 74.4.13.0/24 (4777 2516 3356 209 22561 13787)
  74.4.13.0/24         4777 2516 3356 209 22561 13787 - Withdrawn - aggregated with 74.4.12.0/24 (4777 2516 3356 209 22561 13787)
  74.5.192.0/21        4777 2516 3356 209 22561 13787   
  76.7.80.0/22         4777 2516 3356 209 22561 13787   

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

AS13787   4 More Specifics   4 Total Advertisements   CENTURYLINK-LEGACY-EMBARQ-JCTY - CenturyLink Communications, LLC, US
    74.4.12.0/24                  74.4.0.0/15
    74.4.13.0/24                  74.4.0.0/15
    74.5.192.0/21                 74.4.0.0/15
    76.7.80.0/22                  76.0.0.0/13

Whois Entry

whois: 402617

IANA has recorded AS13787 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS13787\n