Report for 137995

Name

SHUANGYU-AS-AP Shuangyu Communications Technology Co., Limited, HK

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.

137995 SHUANGYU-AS-AP Shuangyu Communications Technology Co., Limited, HK

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS20473         AS-VULTR - The Constant Company, LLC, US
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS136237        SSCTC-AS-AP Shuangyu Communication Technology co.,Ltd., CN
    AS6939          HURRICANE - Hurricane Electric LLC, US
  Downstream Adjacent AS list
    AS136237        SSCTC-AS-AP Shuangyu Communication Technology co.,Ltd., CN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25978 AS137995       ORG+TRN Originate:       2048 /21.00  Transit:       1280 /21.68 SHUANGYU-AS-AP Shuangyu Communications Technology Co., Limited, HK

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       %
24779 AS137995      SHUANGYU-AS-AP Shuangyu Communications Techno      6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  103.84.137.0/24      4777 6939 136237 137995 137995   
  103.131.176.0/22     4608 7575 9304 136237 137995 137995 + Announce - aggregate of 103.131.176.0/23 (4608 7575 9304 136237 137995 137995) and 103.131.178.0/23 (4608 7575 9304 136237 137995 137995)
  103.131.176.0/23     4608 7575 9304 136237 137995 137995 - Withdrawn - aggregated with 103.131.178.0/23 (4608 7575 9304 136237 137995 137995)
  103.131.176.0/24     4608 7575 9304 136237 137995 137995 137995 137995   
  103.131.177.0/24     4777 6939 137995 137995 137995 137995 137995 137995   
  103.131.178.0/23     4608 7575 9304 136237 137995 137995 - Withdrawn - aggregated with 103.131.176.0/23 (4608 7575 9304 136237 137995 137995)
  103.131.178.0/24     4608 7575 9304 136237 174 137995 137995 137995   

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

AS137995   6 More Specifics   6 Total Advertisements   SHUANGYU-AS-AP Shuangyu Communications Technology Co., Limited, HK
    103.84.137.0/24               103.84.136.0/22
    103.131.176.0/23              103.131.176.0/22
    103.131.176.0/24              103.131.176.0/22
    103.131.177.0/24              103.131.176.0/22
    103.131.178.0/23              103.131.176.0/22
    103.131.178.0/24              103.131.176.0/22

Whois Entry

whois: 402332

IANA has recorded AS137995 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS137995\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS137530 - AS138553'
             
             as-block:       AS137530 - AS138553
             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:  2017-12-08T06:45:58Z
             source:         APNIC
             
             % Information related to 'AS137995'
             
             % Abuse contact for 'AS137995' is 'mark@syctnet.com'
             
             aut-num:        AS137995
             as-name:        SHUANGYU-AS-AP
             descr:          Shuangyu Communications Technology Co., Limited
             descr:          RM 1502-196 EASEY COMM BLDG
             descr:          253-261 HENNESSY RD WANCHAI
             descr:          HONG KONG
             country:        HK
             export:         to AS6939 announce AS137995:AS-ALL
             export:         to AS136237 announce AS137995:AS-ALL
             export:         to AS10103 announce AS137995:AS-ALL
             export:         to AS139743 announce AS137995:AS-ALL
             export:         to AS140595 announce AS137995:AS-ALL
             export:         to AS58057 announce AS137995:AS-ALL
             export:         to AS20473  announce AS137995:AS-ALL
             org:            ORG-SCTC1-AP
             sponsoring-org: ORG-SSCT1-AP
             admin-c:        HSCT1-AP
             tech-c:         HSCT1-AP
             abuse-c:        AS2258-AP
             mnt-lower:      MAINT-SSCTC-CN
             mnt-routes:     MAINT-SSCTC-CN
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-SSCTC-CN
             last-modified:  2023-09-05T03:53:33Z
             source:         APNIC
             
             % Information related to 'AS137530 - AS138553'
             
             as-block:       AS137530 - AS138553
             descr:          APNIC ASN block
             admin-c:        IA55-AP
             tech-c:         IH123-AP
             mnt-by:         MNT-APJII-ID
             mnt-lower:      MNT-APJII-ID
             last-modified:  2026-02-16T12:29:14Z
             source:         IDNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)