Report for 4745

Name

AS4745-138 - , KR

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 AS4637) 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.

4745 GMARKET-AS-KR GMARKET

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS9957    KINX-AS KINX, Inc.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16844 AS4745   ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  GMARKET-AS-KR GMARKET

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       %
 4449 AS4745  GMARKET-AS-KR GMARKET                         2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  121.78.66.0/23       4637 18302 9957 4745 + Announce - aggregate of 121.78.66.0/24 (4637 18302 9957 4745) and 121.78.67.0/24 (4637 18302 9957 4745)
  121.78.66.0/24       4637 18302 9957 4745 - Withdrawn - aggregated with 121.78.67.0/24 (4637 18302 9957 4745)
  121.78.67.0/24       4637 18302 9957 4745 - Withdrawn - aggregated with 121.78.66.0/24 (4637 18302 9957 4745)

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

AS4745   2 More Specifics   2 Total Advertisements   GMARKET-AS-KR GMARKET
    121.78.66.0/24                121.78.0.0/16
    121.78.67.0/24                121.78.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS4745 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4745\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS4608 - AS4865'
             
             as-block:       AS4608 - AS4865
             descr:          APNIC ASN block
             remarks:        These AS numbers are further assigned by APNIC
             remarks:        to APNIC members and end-users in the APNIC region
             admin-c:        HM20-AP
             tech-c:         HM20-AP
             mnt-by:         APNIC-HM
             mnt-lower:      APNIC-HM
             last-modified:  2019-05-20T03:52:26Z
             source:         APNIC
             
             role:           APNIC Hostmaster
             address:        6 Cordelia Street
             address:        South Brisbane
             address:        QLD 4101
             country:        AU
             phone:          +61 7 3858 3100
             fax-no:         +61 7 3858 3199
             e-mail:         helpdesk@apnic.net
             admin-c:        AMS11-AP
             tech-c:         AH256-AP
             nic-hdl:        HM20-AP
             remarks:        Administrator for APNIC
             notify:         hostmaster@apnic.net
             mnt-by:         MAINT-APNIC-AP
             last-modified:  2013-10-23T04:06:51Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)