IPv6 Report for 199436

Name

A-NET Shota Network | Shota Saikou!, JP

IPv6 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.

199436 A-NET Shota Network | Shota Saikou!, JP

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS151331   SORAYOU-AS-JP Sora You, CN
    AS36530   FUTURE-LAIN - IDC Cube, US
    AS216078   KREMER-AS, DE

Announced IPv6 Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25584 AS199436  ORIGIN  Originate:   19005440 /39.82  Transit:          0 /0.00  A-NET Shota Network | Shota Saikou!, 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       %
 1793 AS199436 A-NET Shota Network | Shota Saikou!, JP      16      6      0     10      6  37.50%


  Prefix               AS Path                              Aggregation Suggestion
  2400:e3e0:abb2::/48  4777 6939 36530 36530 199436   
  2406:840:9990::/44   4777 6939 36530 36530 36530 36530 151331 199436   
  2406:840:9991::/48   4777 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2406:840:9990::/44 4777 6939 36530 36530 36530 36530 151331 199436
  2602:f864:f02::/47   5539 6939 36530 36530 199436   
  2602:f864:f04::/47   4777 6939 36530 36530 36530 36530 151331 199436   
  2602:f864:f04::/48   4777 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2602:f864:f04::/47 4777 6939 36530 36530 36530 36530 151331 199436
  2602:f864:f05::/48   4777 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2602:f864:f04::/47 4777 6939 36530 36530 36530 36530 151331 199436
  2602:f864:f12::/47   5539 6939 36530 36530 199436   
  2602:f864:f14::/47   4777 6939 36530 36530 36530 36530 151331 199436   
  2602:f864:f14::/48   4777 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2602:f864:f14::/47 4777 6939 36530 36530 36530 36530 151331 199436
  2602:f864:f15::/48   4777 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2602:f864:f14::/47 4777 6939 36530 36530 36530 36530 151331 199436
  2a0f:7802:e125::/48  4777 6939 36530 36530 199436   
  2a0f:7802:e139::/48  4777 6939 36530 36530 199436   
  2a13:b487:1b00::/40  5539 6939 36530 36530 36530 36530 151331 199436   
  2a13:b487:1bb2::/48  5539 6939 36530 36530 36530 36530 151331 199436 - Withdrawn - matching aggregate 2a13:b487:1b00::/40 5539 6939 36530 36530 36530 36530 151331 199436
  2a14:c380:22::/48    4777 6939 50917 216078 199436   

Bogus Prefixes Announced by this AS

Prefix	Origin AS	AS Description	Unallocated block
2a0f:7802:e125::/48	AS199436	A-NET Shota Network | Shota Saikou!, JP	2a0f:7800::/26
2a0f:7802:e139::/48	AS199436	A-NET Shota Network | Shota Saikou!, JP	2a0f:7800::/26

Whois Entry

whois: 402332

IANA has recorded AS199436 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS199436\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 'AS199178 - AS200350'
             
             as-block:       AS199178 - AS200350
             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:        2025-11-24T15:16:53Z
             last-modified:  2025-11-24T15:16:53Z
             source:         RIPE
             
             % Information related to 'AS199436'
             
             % Abuse contact for 'AS199436' is 'm@4eva.org'
             
             aut-num:        AS199436
             as-name:        A-NET
             descr:          Shota Network | Shota Saikou!
             remarks:        =========================================
             remarks:        More Info: https://bgp.4eva.org
             remarks:        Geofeed https://as199436.4eva.org/all.csv
             remarks:        =========================================
             remarks:        UPSTREAMS
             remarks:        =========================================
             import:         from AS20473 accept ANY
             export:         to AS20473 announce AS199436
             import:         from AS53667 accept ANY
             export:         to AS53667 announce AS199436
             import:         from AS955 accept ANY
             export:         to AS955 announce AS199436
             import:         from AS3204 accept ANY
             export:         to AS3204 announce AS199436
             import:         from AS215304 accept ANY
             export:         to AS215304 announce AS199436
             admin-c:        AA40241-RIPE
             tech-c:         AA40241-RIPE
             status:         ASSIGNED
             org:            ORG-AY62-RIPE
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         FDNL-MNT
             mnt-by:         AUBREY-MNT
             created:        2023-03-14T16:18:35Z
             last-modified:  2026-03-19T14:17:56Z
             source:         RIPE
             
             organisation:   ORG-AY62-RIPE
             org-name:       BangLong Yang
             country:        JP
             descr:          Just for Fun
             org-type:       OTHER
             reg-nr:         Not Applicable
             org:            ORG-AA3113-RIPE
             geoloc:         35.6583374 139.7766227
             address:        104-0054 Chuo Ward, Tokyo, Japan
             abuse-c:        AA40243-RIPE
             mnt-ref:        AUBREY-MNT
             mnt-ref:        ZHNET-CUSTOMER-MNT
             mnt-ref:        FDNL-MNT
             mnt-by:         AUBREY-MNT
             mnt-by:         FDNL-MNT
             created:        2022-12-02T18:12:10Z
             last-modified:  2026-04-29T07:29:32Z
             source:         RIPE # Filtered
             
             role:           Aubrey
             abuse-mailbox:  abuse@4eva.org
             address:        104-0054, Chuo Ward, Tokyo, Japan
             org:            ORG-AA3113-RIPE
             nic-hdl:        AA40241-RIPE
             mnt-by:         AUBREY-MNT
             created:        2022-12-02T17:57:11Z
             last-modified:  2024-10-09T13:25:10Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.122 (BUSA)