Report for 58411

Name

GTDCL-HK Unit A-E, 13F, Golden Sun Centre, 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.

58411 GTDCL-HK Unit A-E, 13F, Golden Sun Centre, HK

  Adjacency:     7  Upstream:     7  Downstream:     0
  Upstream Adjacent AS list
    AS58453         CMI-INT-HK China Mobile International Limited, HK
    AS24482         SGGS-AS-AP SG.GS, SG
    AS10099         UNICOM-GLOBAL China Unicom Global, HK
    AS3491          PCCWG-APAC-HK PCCW Global HK Ltd., HK
    AS10103         HKBN-AS-AP HK Broadband Network Ltd., HK
    AS58807         CMI-INT-AS China Mobile International Limited, HK
    AS6939          HURRICANE - Hurricane Electric LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
13294 AS58411        ORIGIN  Originate:       6656 /19.30  Transit:          0 /0.00  GTDCL-HK Unit A-E, 13F, Golden Sun Centre, 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       %
 8966 AS58411       GTDCL-HK Unit A-E, 13F, Golden Sun Centre, HK     26      8      3     21      5  19.23%


  Prefix               AS Path                              Aggregation Suggestion
  43.252.148.0/23      4777 6939 58411 58411 58411 + Announce - aggregate of 43.252.148.0/24 (4777 6939 58411 58411 58411) and 43.252.149.0/24 (4777 6939 58411 58411 58411)
  43.252.148.0/24      4777 6939 58411 58411 58411 - Withdrawn - aggregated with 43.252.149.0/24 (4777 6939 58411 58411 58411)
  43.252.149.0/24      4777 6939 58411 58411 58411 - Withdrawn - aggregated with 43.252.148.0/24 (4777 6939 58411 58411 58411)
  43.252.150.0/24      4777 4713 2914 58807 58411 58411 58411   
  43.252.151.0/24      4608 7575 58807 58411 58411 58411 58411 58411 58411   
  103.210.232.0/24     4777 2497 2914 10099 58411   
  103.210.233.0/24     4777 2516 9269 10103 58411   
  103.210.234.0/24     4777 2497 2914 10099 58411   
  103.210.235.0/24     4777 4713 2914 58807 58411 58411 58411   
  103.210.240.0/24     4608 24115 24482 58411   
  103.210.241.0/24     4777 2516 2914 10099 58411   
  103.210.242.0/24     4777 2497 2914 10099 58411   
  103.210.243.0/24     4608 24115 24482 58411   
  103.242.140.0/24     4777 2516 9269 10103 58411   
  103.242.141.0/24     4777 6939 58411 58411 58411   
  103.242.142.0/24     4777 6939 58411 58411 58411   
  103.242.143.0/24     4777 2516 9269 10103 58411   
  160.20.52.0/22       4777 2516 9269 10103 58411 + Announce - aggregate of 160.20.52.0/23 (4777 2516 9269 10103 58411) and 160.20.54.0/23 (4777 2516 9269 10103 58411)
  160.20.52.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.53.0/24 (4777 2516 9269 10103 58411)
  160.20.53.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.52.0/24 (4777 2516 9269 10103 58411)
  160.20.54.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.55.0/24 (4777 2516 9269 10103 58411)
  160.20.55.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.54.0/24 (4777 2516 9269 10103 58411)
  160.20.60.0/23       4777 2516 9269 10103 58411 + Announce - aggregate of 160.20.60.0/24 (4777 2516 9269 10103 58411) and 160.20.61.0/24 (4777 2516 9269 10103 58411)
  160.20.60.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.61.0/24 (4777 2516 9269 10103 58411)
  160.20.61.0/24       4777 2516 9269 10103 58411 - Withdrawn - aggregated with 160.20.60.0/24 (4777 2516 9269 10103 58411)
  160.20.62.0/24       4777 2516 9269 10103 58411   
  160.20.63.0/24       4777 2497 2914 10099 58411   
  223.119.240.0/24     4777 2497 3491 58411   
  223.121.56.0/24      4777 2516 3491 58411   

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

AS58411   26 More Specifics   26 Total Advertisements   GTDCL-HK Unit A-E, 13F, Golden Sun Centre, HK
    43.252.148.0/24               43.252.148.0/22
    43.252.149.0/24               43.252.148.0/22
    43.252.150.0/24               43.252.148.0/22
    43.252.151.0/24               43.252.148.0/22
    103.210.232.0/24              103.210.232.0/22
    103.210.233.0/24              103.210.232.0/22
    103.210.234.0/24              103.210.232.0/22
    103.210.235.0/24              103.210.232.0/22
    103.210.240.0/24              103.210.240.0/22
    103.210.241.0/24              103.210.240.0/22
    103.210.242.0/24              103.210.240.0/22
    103.210.243.0/24              103.210.240.0/22
    103.242.140.0/24              103.242.140.0/22
    103.242.141.0/24              103.242.140.0/22
    103.242.142.0/24              103.242.140.0/22
    103.242.143.0/24              103.242.140.0/22
    160.20.52.0/24                160.20.52.0/22
    160.20.53.0/24                160.20.52.0/22
    160.20.54.0/24                160.20.52.0/22
    160.20.55.0/24                160.20.52.0/22
    160.20.60.0/24                160.20.60.0/22
    160.20.61.0/24                160.20.60.0/22
    160.20.62.0/24                160.20.60.0/22
    160.20.63.0/24                160.20.60.0/22
    223.119.240.0/24              223.118.0.0/15
    223.121.56.0/24               223.121.0.0/17

Whois Entry

whois: 402332

IANA has recorded AS58411 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS58411\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
             
             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
             
             % Information related to 'AS58411'
             
             % Abuse contacts for 'AS58411' are 'support@hkgateway.com', 'helpdesk.service@hkgateway.com'
             
             aut-num:        AS58411
             as-name:        GTDCL-HK
             descr:          Unit A-E, 13/F, Golden Sun Centre,
             descr:          59-67 Bonham Strand West,
             descr:          Sheung Wan
             country:        HK
             org:            ORG-GTDC1-AP
             admin-c:        GTDC1-AP
             tech-c:         GTDC1-AP
             abuse-c:        AG834-AP
             mnt-lower:      MAINT-GTDCL-HK
             mnt-routes:     MAINT-GTDCL-HK
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-GTDCL-HK
             last-modified:  2020-07-07T13:36:25Z
             source:         APNIC
             
             irt:            IRT-GTDCL-HK
             address:        Unit A-E, 13/F, Golden Sun Centre,, 59-67 Bonham Strand West,, Sheung Wan, Hong Kong Hong Kong Islan
             e-mail:         support@hkgateway.com
             abuse-mailbox:  support@hkgateway.com
             abuse-mailbox:  helpdesk.service@hkgateway.com
             admin-c:        GTDC1-AP
             tech-c:         GTDC1-AP
             auth:           # Filtered
             remarks:        helpdesk.service@hkgateway.com was validated on 2025-10-22
             remarks:        support@hkgateway.com was validated on 2026-03-03
             mnt-by:         MAINT-GTDCL-HK
             last-modified:  2026-03-03T16:51:25Z
             source:         APNIC
             
             organisation:   ORG-GTDC1-AP
             org-name:       Gateway Technology Development Company Limited
             org-type:       LIR
             country:        HK
             address:        Unit A-E, 13/F, Golden Sun Centre,
             address:        59-67 Bonham Strand West,
             address:        Sheung Wan
             phone:          +852 2779 3000
             fax-no:         +852 2779 5000
             e-mail:         support@hkgateway.com
             mnt-ref:        APNIC-HM
             mnt-by:         APNIC-HM
             last-modified:  2023-09-05T02:16:14Z
             source:         APNIC
             
             role:           ABUSE GTDCLHK
             country:        ZZ
             address:        Unit A-E, 13/F, Golden Sun Centre,, 59-67 Bonham Strand West,, Sheung Wan, Hong Kong Hong Kong Islan
             phone:          +000000000
             e-mail:         support@hkgateway.com
             admin-c:        GTDC1-AP
             tech-c:         GTDC1-AP
             nic-hdl:        AG834-AP
             remarks:        Generated from irt object IRT-GTDCL-HK
             remarks:        helpdesk.service@hkgateway.com was validated on 2025-10-22
             remarks:        support@hkgateway.com was validated on 2026-03-03
             abuse-mailbox:  support@hkgateway.com
             abuse-mailbox:  helpdesk.service@hkgateway.com
             mnt-by:         APNIC-ABUSE
             last-modified:  2026-03-03T16:51:47Z
             source:         APNIC
             
             role:           Gateway Technology Development Company Limited adm
             address:        Unit A-E, 13/F, Golden Sun Centre,, 59-67 Bonham Strand West,, Sheung Wan, Hong Kong Hong Kong Islan
             country:        HK
             phone:          +852 2779 3000
             fax-no:         +852 2779 3000
             e-mail:         support@hkgateway.com
             admin-c:        GTDC1-AP
             tech-c:         GTDC1-AP
             nic-hdl:        GTDC1-AP
             mnt-by:         MAINT-GTDCL-HK
             last-modified:  2013-09-19T10:31:53Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.47 (WHOIS-AU4)