Report for 58543

Name

CHINATELECOM-GUANGDONG-IDC Guangdong, 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.

58543 CHINATELECOM-GUANGDONG-IDC Guangdong, CN

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS4134          CHINANET-BACKBONE No.31,Jin-rong Street, CN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5180  AS58543        ORIGIN  Originate:      33792 /16.96  Transit:          0 /0.00  CHINATELECOM-GUANGDONG-IDC Guangdong, 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       %
13055 AS58543       CHINATELECOM-GUANGDONG-IDC Guangdong, CN           6      6      3      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  103.186.108.0/23     4777 2497 4134 58543 + Announce - aggregate of 103.186.108.0/24 (4777 2497 4134 58543) and 103.186.109.0/24 (4777 2497 4134 58543)
  103.186.108.0/24     4777 2497 4134 58543 - Withdrawn - aggregated with 103.186.109.0/24 (4777 2497 4134 58543)
  103.186.109.0/24     4777 2497 4134 58543 - Withdrawn - aggregated with 103.186.108.0/24 (4777 2497 4134 58543)
  103.212.48.0/23      4777 2497 4134 58543 + Announce - aggregate of 103.212.48.0/24 (4777 2497 4134 58543) and 103.212.49.0/24 (4777 2497 4134 58543)
  103.212.48.0/24      4777 2497 4134 58543 - Withdrawn - aggregated with 103.212.49.0/24 (4777 2497 4134 58543)
  103.212.49.0/24      4777 2497 4134 58543 - Withdrawn - aggregated with 103.212.48.0/24 (4777 2497 4134 58543)
  121.201.0.0/17       4777 2497 4134 58543 + Announce - aggregate of 121.201.0.0/18 (4777 2497 4134 58543) and 121.201.64.0/18 (4777 2497 4134 58543)
  121.201.0.0/18       4777 2497 4134 58543 - Withdrawn - aggregated with 121.201.64.0/18 (4777 2497 4134 58543)
  121.201.64.0/18      4777 2497 4134 58543 - Withdrawn - aggregated with 121.201.0.0/18 (4777 2497 4134 58543)

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

AS58543   6 More Specifics   6 Total Advertisements   CHINATELECOM-GUANGDONG-IDC Guangdong, CN
    103.186.108.0/24              103.186.108.0/23
    103.186.109.0/24              103.186.108.0/23
    103.212.48.0/24               103.212.48.0/22
    103.212.49.0/24               103.212.48.0/22
    121.201.0.0/18                121.201.0.0/16
    121.201.64.0/18               121.201.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS58543 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS58543\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 'AS58543'
             
             % Abuse contact for 'AS58543' is 'zhurd2.gd@chinatelecom.cn'
             
             aut-num:        AS58543
             as-name:        CHINATELECOM-Guangdong-IDC
             descr:          Guangdong
             descr:          18 Zhongshan No.2 Road, Guangzhou 510081, Guangdong Province, P.R.China.
             descr:          510081
             country:        CN
             admin-c:        CH93-AP
             tech-c:         CH93-AP
             abuse-c:        AC2522-AP
             notify:         Zhengzm@gsta.com
             mnt-lower:      MAINT-CHINANET-GD
             mnt-routes:     MAINT-CHINANET-GD
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-CHINANET-GD
             last-modified:  2021-12-29T05:59:26Z
             source:         APNIC
             
             irt:            IRT-CHINANET-GD
             address:        NO.1,RO.DONGYUANHENG,YUEXIUNAN,GUANGZHOU
             e-mail:         zhurd2.gd@chinatelecom.cn
             abuse-mailbox:  zhurd2.gd@chinatelecom.cn
             admin-c:        IC83-AP
             tech-c:         IC83-AP
             auth:           # Filtered
             remarks:        zhurd2.gd@chinatelecom.cn was validated on 2026-04-27
             mnt-by:         MAINT-CHINANET-GD
             last-modified:  2026-04-27T08:15:30Z
             source:         APNIC
             
             role:           ABUSE CHINANETGD
             country:        ZZ
             address:        NO.1,RO.DONGYUANHENG,YUEXIUNAN,GUANGZHOU
             phone:          +000000000
             e-mail:         zhurd2.gd@chinatelecom.cn
             admin-c:        IC83-AP
             tech-c:         IC83-AP
             nic-hdl:        AC2522-AP
             remarks:        Generated from irt object IRT-CHINANET-GD
             remarks:        zhurd2.gd@chinatelecom.cn was validated on 2026-04-27
             abuse-mailbox:  zhurd2.gd@chinatelecom.cn
             mnt-by:         APNIC-ABUSE
             last-modified:  2026-04-27T08:15:55Z
             source:         APNIC
             
             person:         Chinanet Hostmaster
             nic-hdl:        CH93-AP
             e-mail:         anti-spam@chinatelecom.cn
             address:        No.31 ,jingrong street,beijing
             address:        100032
             phone:          +86-10-58501724
             fax-no:         +86-10-58501724
             country:        CN
             mnt-by:         MAINT-CHINANET
             last-modified:  2022-02-28T06:53:44Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)