Report for 59120

Name

TINS-NET Tsukuba Internet Service Corporation, JP

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.

59120 TINS-NET Tsukuba Internet Service Corporation, JP

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS18127         IBARAKI Ibaraki Prefectural Government, JP

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
51302 AS59120        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  TINS-NET Tsukuba Internet Service Corporation, JP

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       %
50073 AS59120       TINS-NET Tsukuba Internet Service Corporation      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  202.222.10.0/23      4777 2497 41095 59103 18127 59120   

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

AS59120   1 More Specifics   1 Total Advertisements   TINS-NET Tsukuba Internet Service Corporation, JP
    202.222.10.0/23               202.220.0.0/14

Whois Entry

whois: 402332

IANA has recorded AS59120 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS59120\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS58368 - AS59391'
             
             as-block:       AS58368 - AS59391
             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:  2011-08-10T06:21:41Z
             source:         APNIC
             
             % Information related to 'AS59118 - AS59130'
             
             as-block:       AS59118 - AS59130
             descr:          JPNIC-2Byte-ASBLOCK-AP
             country:        JP
             admin-c:        JNIC1-AP
             tech-c:         JNIC1-AP
             remarks:        for assignment to JPNIC members
             remarks:        Authoritative information regarding AS Number
             remarks:        assignments made from within this block can also be
             remarks:        queried at whois.nic.ad.jp
             mnt-by:         APNIC-HM
             mnt-lower:      MAINT-JPNIC
             last-modified:  2021-11-01T02:24:15Z
             source:         APNIC
             
             % Information related to 'AS59120'
             
             aut-num:        AS59120
             as-name:        TINS-NET
             descr:          Tsukuba Internet Service Corporation
             import:
             export:
             country:        JP
             admin-c:        SM29200JP
             tech-c:         SM29200JP
             last-modified:  2016-03-24T21:48:49Z
             remarks:        This information has been partially mirrored by APNIC from
             remarks:        JPNIC. To obtain more specific information, please use the
             remarks:        JPNIC WHOIS Gateway at
             remarks:        http://www.nic.ad.jp/en/db/whois/en-gateway.html or
             remarks:        whois.nic.ad.jp for WHOIS client. (The WHOIS client
             remarks:        defaults to Japanese output, use the /e switch for English
             remarks:        output)
             source:         JPNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)