Report for 215786

Name

YC-NETWORK, CN

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.

215786 YC-NETWORK, CN

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS153371        BACKWAVESLIMITED-AS-AP BACK WAVES LIMITED, HK

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
73904 AS215786       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  YC-NETWORK, CN

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       %
68353 AS215786      YC-NETWORK, CN                                     1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  44.32.143.0/24       4608 137409 153371 153371 215786   

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

AS215786   1 More Specifics   1 Total Advertisements   YC-NETWORK, CN
    44.32.143.0/24                44.0.0.0/9

Whois Entry

whois: 402332

IANA has recorded AS215786 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS215786\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 'AS215130 - AS216475'
             
             as-block:       AS215130 - AS216475
             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:        2025-02-18T14:34:27Z
             last-modified:  2025-02-18T14:34:27Z
             source:         RIPE
             
             % Information related to 'AS215786'
             
             % Abuse contact for 'AS215786' is 'abuse@dos.im'
             
             aut-num:        AS215786
             as-name:        YC-Network
             org:            ORG-PW41-RIPE
             sponsoring-org: ORG-WL616-RIPE
             remarks:        YC-Network is an education & research network
             import:         from AS34927 accept ANY
             export:         to AS34927 announce AS215786
             import:         from AS139328 accept ANY
             export:         to AS139328 announce AS215786
             import:         from AS41051 accept ANY
             export:         to AS41051 announce AS215786
             admin-c:        PW5457-RIPE
             tech-c:         PW5457-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         YouChen-MNT
             created:        2024-01-03T09:43:12Z
             last-modified:  2024-11-20T07:32:27Z
             source:         RIPE
             
             organisation:   ORG-PW41-RIPE
             org-name:       Peng Wang
             org-type:       OTHER
             country:        CN
             address:        No. 37, Middle Road, University Town, Huxi Street, Shapingba District, Chongqing, China
             reg-nr:         Not Applicable
             abuse-c:        PW5457-RIPE
             mnt-ref:        WJY-MNT
             mnt-by:         YouChen-MNT
             created:        2024-01-01T09:52:30Z
             last-modified:  2026-04-29T06:16:02Z
             source:         RIPE # Filtered
             
             role:           Peng Wang
             address:        No. 37, Middle Road, University Town, Huxi Street, Shapingba District, Chongqing, China
             abuse-mailbox:  abuse@dos.im
             nic-hdl:        PW5457-RIPE
             mnt-by:         YouChen-MNT
             created:        2024-01-01T09:43:17Z
             last-modified:  2024-01-03T10:41:33Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.122 (DEXTER)