Report for 1961

Name

MARS-AMERICAS ISI, EU

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.

1961 MARS-AMERICAS ISI, EU

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS51964         ORANGE-BUSINESS-SERVICES-IPSN-ASN, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18589 AS1961         ORIGIN  Originate:       3584 /20.19  Transit:          0 /0.00  MARS-AMERICAS ISI, EU

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       %
 7070 AS1961        MARS-AMERICAS ISI, EU                             10      6      0      4      6  60.00%


  Prefix               AS Path                              Aggregation Suggestion
  193.38.176.0/23      4777 2497 5511 5583 51964 1961   
  193.38.176.0/24      4777 2497 5511 5583 51964 1961 - Withdrawn - matching aggregate 193.38.176.0/23 4777 2497 5511 5583 51964 1961
  193.38.177.0/24      4777 2497 5511 5583 51964 1961 - Withdrawn - matching aggregate 193.38.176.0/23 4777 2497 5511 5583 51964 1961
  193.38.178.0/23      4777 2497 2647 51964 1961   
  193.38.180.0/23      4777 2497 2647 51964 1961   
  193.38.180.0/24      4777 2497 2647 51964 1961 - Withdrawn - matching aggregate 193.38.180.0/23 4777 2497 2647 51964 1961
  193.38.181.0/24      4777 2497 2647 51964 1961 - Withdrawn - matching aggregate 193.38.180.0/23 4777 2497 2647 51964 1961
  193.38.190.0/23      4777 4862 51964 1961   
  193.38.190.0/24      4777 4862 51964 1961 - Withdrawn - matching aggregate 193.38.190.0/23 4777 4862 51964 1961
  193.38.191.0/24      4777 4862 51964 1961 - Withdrawn - matching aggregate 193.38.190.0/23 4777 4862 51964 1961

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

AS1961   10 More Specifics   10 Total Advertisements   MARS-AMERICAS ISI, EU
    193.38.176.0/23               193.38.160.0/19
    193.38.176.0/24               193.38.160.0/19
    193.38.177.0/24               193.38.160.0/19
    193.38.178.0/23               193.38.160.0/19
    193.38.180.0/23               193.38.160.0/19
    193.38.180.0/24               193.38.160.0/19
    193.38.181.0/24               193.38.160.0/19
    193.38.190.0/23               193.38.160.0/19
    193.38.190.0/24               193.38.160.0/19
    193.38.191.0/24               193.38.160.0/19

Whois Entry

whois: 402332

IANA has recorded AS1961 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS1961\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS1960 - AS1962'
             
             as-block:       AS1960 - AS1962
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2018-11-22T15:27:15Z
             last-modified:  2018-11-22T15:27:15Z
             source:         RIPE
             
             % Information related to 'AS1961'
             
             % No abuse contact registered for AS1961
             
             aut-num:        AS1961
             as-name:        MARS-AMERICAS
             descr:          ISI
                             Shoppenhangers House
                             Shoppenhangers Road
                             MAIDENHEAD SL6 2PX
                             GB
             admin-c:        GL587-RIPE
             tech-c:         GL587-RIPE
             admin-c:        BC427-RIPE
             tech-c:         BC427-RIPE
             status:         LEGACY
             mnt-by:         ERX-AS1961-MNT
             created:        2002-08-21T16:25:39Z
             last-modified:  2017-11-15T09:19:49Z
             source:         RIPE
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ/#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)