Report for 58540

Name

CHINATELECOM-SHANDONG-JINAN-IDC - Jinan,250000, 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 AS6447) 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.

58540 CHINATELECOM-SHANDONG-JINAN-IDC Jinan,250000, CN

  Adjacency:     3  Upstream:     1  Downstream:     2
  Upstream Adjacent AS list
    AS4134          CHINANET-BACKBONE No.31,Jin-rong Street, CN
  Downstream Adjacent AS list
    AS24143         CNNIC-QCN-AP Qingdao Cable TV Network Center, CN
    AS139154        CEGN-SD Big Data Center Of Shandong Province, CN

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
2563  AS58540        ORG+TRN Originate:      86784 /15.59  Transit:      69632 /15.91 CHINATELECOM-SHANDONG-JINAN-IDC Jinan,250000, 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       %
 5618 AS58540       CHINATELECOM-SHANDONG-JINAN-IDC Jinan,250000,     47     16      7     38      9  19.15%


  Prefix               AS Path                              Aggregation Suggestion
  58.56.9.0/24         6939 4134 58540        
  58.56.66.0/24        6939 4134 58540        
  58.56.108.0/24       3303 4134 58540        
  58.56.110.0/23       3303 4134 58540      + Announce - aggregate of 58.56.110.0/24 (3303 4134 58540) and 58.56.111.0/24 (3303 4134 58540)
  58.56.110.0/24       3303 4134 58540      - Withdrawn - aggregated with 58.56.111.0/24 (3303 4134 58540)
  58.56.111.0/24       3303 4134 58540      - Withdrawn - aggregated with 58.56.110.0/24 (3303 4134 58540)
  58.57.102.0/24       3303 4134 58540        
  58.57.117.0/24       3303 4134 58540        
  58.57.119.0/24       3303 4134 58540        
  58.57.120.0/24       3303 4134 58540        
  58.58.110.0/24       3303 4134 58540        
  58.59.1.0/24         3303 4134 58540        
  58.59.8.0/24         3303 4134 58540        
  58.59.18.0/24        3303 4134 58540        
  103.37.12.0/22       3303 4134 58540        
  103.239.152.0/22     2497 4837 4134 58540 + Announce - aggregate of 103.239.152.0/23 (2497 4837 4134 58540) and 103.239.154.0/23 (2497 4837 4134 58540)
  103.239.152.0/24     2497 4837 4134 58540 - Withdrawn - aggregated with 103.239.153.0/24 (2497 4837 4134 58540)
  103.239.153.0/24     2497 4837 4134 58540 - Withdrawn - aggregated with 103.239.152.0/24 (2497 4837 4134 58540)
  103.239.154.0/24     2497 4837 4134 58540 - Withdrawn - aggregated with 103.239.155.0/24 (2497 4837 4134 58540)
  103.239.155.0/24     2497 4837 4134 58540 - Withdrawn - aggregated with 103.239.154.0/24 (2497 4837 4134 58540)
  117.73.252.0/22      6939 4134 58540        
  140.249.64.0/18      3303 4134 58540      + Announce - aggregate of 140.249.64.0/19 (3303 4134 58540) and 140.249.96.0/19 (3303 4134 58540)
  140.249.64.0/19      3303 4134 58540      - Withdrawn - aggregated with 140.249.96.0/19 (3303 4134 58540)
  140.249.96.0/19      3303 4134 58540      - Withdrawn - aggregated with 140.249.64.0/19 (3303 4134 58540)
  140.249.108.0/24     6939 4134 58540        
  140.249.111.0/24     6939 4134 58540        
  150.138.192.0/18     3303 4134 58540      + Announce - aggregate of 150.138.192.0/19 (3303 4134 58540) and 150.138.224.0/19 (3303 4134 58540)
  150.138.192.0/19     3303 4134 58540      - Withdrawn - aggregated with 150.138.224.0/19 (3303 4134 58540)
  150.138.224.0/19     3303 4134 58540      - Withdrawn - aggregated with 150.138.192.0/19 (3303 4134 58540)
  150.139.224.0/19     3303 4134 58540        
  150.139.250.0/24     6939 4134 58540        
  180.76.198.0/23      6939 4134 58540        
  182.40.16.0/20       3303 4134 58540        
  182.40.48.0/20       3303 4134 58540        
  182.40.64.0/20       3303 4134 58540        
  182.40.88.0/21       3303 4134 58540        
  182.40.112.0/20      3303 4134 58540        
  182.40.128.0/19      3303 4134 58540      + Announce - aggregate of 182.40.128.0/20 (3303 4134 58540) and 182.40.144.0/20 (3303 4134 58540)
  182.40.128.0/20      3303 4134 58540      - Withdrawn - aggregated with 182.40.144.0/20 (3303 4134 58540)
  182.40.144.0/20      3303 4134 58540      - Withdrawn - aggregated with 182.40.128.0/20 (3303 4134 58540)
  182.40.168.0/21      3303 4134 58540        
  182.40.176.0/21      6939 4134 58540        
  182.40.224.0/20      3303 4134 58540        
  182.61.128.0/23      6939 4134 58540        
  182.61.192.0/22      6939 4134 58540      + Announce - aggregate of 182.61.192.0/23 (6939 4134 58540) and 182.61.194.0/23 (6939 4134 58540)
  182.61.192.0/23      6939 4134 58540      - Withdrawn - aggregated with 182.61.194.0/23 (6939 4134 58540)
  182.61.194.0/23      6939 4134 58540      - Withdrawn - aggregated with 182.61.192.0/23 (6939 4134 58540)
  222.173.50.0/23      3303 4134 58540      + Announce - aggregate of 222.173.50.0/24 (3303 4134 58540) and 222.173.51.0/24 (3303 4134 58540)
  222.173.50.0/24      3303 4134 58540      - Withdrawn - aggregated with 222.173.51.0/24 (3303 4134 58540)
  222.173.51.0/24      3303 4134 58540      - Withdrawn - aggregated with 222.173.50.0/24 (3303 4134 58540)
  222.173.52.0/24      3303 4134 58540        
  222.175.101.0/24     3303 4134 58540        
  222.175.102.0/24     3303 4134 58540        
  222.175.136.0/23     3303 4134 58540        

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

AS58540   36 More Specifics   37 Total Advertisements   CHINATELECOM-SHANDONG-JINAN-IDC Jinan,250000, CN
    58.56.9.0/24                  58.56.0.0/15
    58.56.66.0/24                 58.56.0.0/15
    58.56.108.0/24                58.56.0.0/15
    58.56.109.0/24                58.56.0.0/15
    58.56.110.0/24                58.56.0.0/15
    58.56.111.0/24                58.56.0.0/15
    58.58.110.0/24                58.58.0.0/16
    58.59.1.0/24                  58.59.0.0/17
    58.59.8.0/24                  58.59.0.0/17
    58.59.18.0/24                 58.59.0.0/17
    103.239.152.0/24              103.239.152.0/22
    103.239.153.0/24              103.239.152.0/22
    103.239.154.0/24              103.239.152.0/22
    103.239.155.0/24              103.239.152.0/22
    117.73.252.0/22               117.72.0.0/15
    140.249.64.0/19               140.249.0.0/16
    140.249.96.0/19               140.249.0.0/16
    150.138.192.0/19              150.138.0.0/15
    150.138.224.0/19              150.138.0.0/15
    150.139.224.0/19              150.138.0.0/15
    150.139.250.0/24              150.138.0.0/15
    180.76.198.0/23               180.76.0.0/16
    182.40.16.0/20                182.32.0.0/12
    182.40.48.0/20                182.32.0.0/12
    182.40.64.0/20                182.32.0.0/12
    182.61.128.0/23               182.61.0.0/16
    182.61.192.0/23               182.61.0.0/16
    182.61.194.0/23               182.61.0.0/16
    182.61.196.0/23               182.61.0.0/16
    182.61.198.0/23               182.61.0.0/16
    222.173.50.0/24               222.173.0.0/16
    222.173.51.0/24               222.173.0.0/16
    222.173.52.0/24               222.173.0.0/16
    222.175.101.0/24              222.174.0.0/15
    222.175.102.0/24              222.174.0.0/15
    222.175.136.0/23              222.174.0.0/15
    182.40.88.0/21                182.32.0.0/12
    182.40.112.0/20               182.32.0.0/12
    182.40.144.0/20               182.32.0.0/12

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 182.61.196.0/23             Announced
    + 182.61.198.0/23             Announced
    - 182.40.88.0/21              Withdrawn
    - 182.40.112.0/20             Withdrawn
    - 182.40.144.0/20             Withdrawn

Whois Entry

whois: 402590

IANA has recorded AS58540 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS58540\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 'AS58540'
             
             % Abuse contact for 'AS58540' is 'anti-spam@chinatelecom.cn'
             
             aut-num:        AS58540
             as-name:        CHINATELECOM-SHANDONG-JINAN-IDC
             descr:          Jinan,250000
             country:        CN
             admin-c:        CH93-AP
             tech-c:         CH93-AP
             abuse-c:        AC1573-AP
             notify:         Zhengzm@chinatelecom.cn
             mnt-lower:      MAINT-CHINANET
             mnt-routes:     MAINT-CHINANET-SD
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-CHINANET-CN
             last-modified:  2020-05-25T00:11:03Z
             source:         APNIC
             
             irt:            IRT-CHINANET-CN
             address:        No.31 ,jingrong street,beijing
             address:        100032
             e-mail:         anti-spam@chinatelecom.cn
             abuse-mailbox:  anti-spam@chinatelecom.cn
             admin-c:        CH93-AP
             tech-c:         CH93-AP
             auth:           # Filtered
             remarks:        anti-spam@chinatelecom.cn was validated on 2026-05-21
             mnt-by:         MAINT-CHINANET
             last-modified:  2026-05-21T01:31:36Z
             source:         APNIC
             
             role:           ABUSE CHINANETCN
             country:        ZZ
             address:        No.31 ,jingrong street,beijing
             address:        100032
             phone:          +000000000
             e-mail:         anti-spam@chinatelecom.cn
             admin-c:        CH93-AP
             tech-c:         CH93-AP
             nic-hdl:        AC1573-AP
             remarks:        Generated from irt object IRT-CHINANET-CN
             remarks:        anti-spam@chinatelecom.cn was validated on 2026-05-21
             abuse-mailbox:  anti-spam@chinatelecom.cn
             mnt-by:         APNIC-ABUSE
             last-modified:  2026-05-21T01:32:00Z
             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)