Report for 58541

Name

CHINATELECOM-SHANDONG-QINGDAO-IDC Qingdao,266000, 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.

58541 CHINATELECOM-SHANDONG-QINGDAO-IDC Qingdao,266000, 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
2476  AS58541        ORIGIN  Originate:      92160 /15.51  Transit:          0 /0.00  CHINATELECOM-SHANDONG-QINGDAO-IDC Qingdao,266000, 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       %
 3639 AS58541       CHINATELECOM-SHANDONG-QINGDAO-IDC Qingdao,266     56     27     12     41     15  26.79%


  Prefix               AS Path                              Aggregation Suggestion
  58.56.161.0/24       4777 2516 4134 58541   
  58.56.163.0/24       4777 2516 4134 58541   
  58.58.33.0/24        4777 2516 4134 58541   
  58.58.34.0/24        4777 2516 4134 58541   
  103.37.100.0/22      4777 2497 4837 4134 58541   
  103.64.24.0/21       4777 2497 4837 4134 58541 + Announce - aggregate of 103.64.24.0/22 (4777 2497 4837 4134 58541) and 103.64.28.0/22 (4777 2497 4837 4134 58541)
  103.64.24.0/22       4777 2497 4837 4134 58541 - Withdrawn - aggregated with 103.64.28.0/22 (4777 2497 4837 4134 58541)
  103.64.28.0/22       4777 2497 4837 4134 58541 - Withdrawn - aggregated with 103.64.24.0/22 (4777 2497 4837 4134 58541)
  103.64.140.0/22      4777 2497 4837 4134 58541   
  103.64.144.0/22      4777 2497 4837 4134 58541   
  103.64.152.0/22      4777 2497 4837 4134 58541   
  103.64.208.0/22      4777 2497 4837 4134 58541   
  103.81.48.0/22       4777 2497 4837 4134 58541   
  103.88.36.0/22       4777 2516 4134 58541   
  103.105.60.0/22      4777 2497 4837 4134 58541   
  103.203.96.0/22      4777 2497 4837 4134 58541   
  103.222.216.0/22     4777 2497 4837 4134 58541   
  103.235.136.0/22     4777 2516 4134 58541   
  103.239.224.0/22     4777 2497 4837 4134 58541   
  103.254.76.0/22      4777 2516 4134 58541   
  115.31.64.0/22       4777 2497 4837 4134 58541 + Announce - aggregate of 115.31.64.0/23 (4777 2497 4837 4134 58541) and 115.31.66.0/23 (4777 2497 4837 4134 58541)
  115.31.64.0/23       4777 2497 4837 4134 58541 - Withdrawn - aggregated with 115.31.66.0/23 (4777 2497 4837 4134 58541)
  115.31.66.0/23       4777 2497 4837 4134 58541 - Withdrawn - aggregated with 115.31.64.0/23 (4777 2497 4837 4134 58541)
  140.249.0.0/20       4777 2516 4134 58541   
  140.249.16.0/21      4777 2516 4134 58541   
  140.249.18.0/23      4777 2516 4134 58541 + Announce - aggregate of 140.249.18.0/24 (4777 2516 4134 58541) and 140.249.19.0/24 (4777 2516 4134 58541)
  140.249.18.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.19.0/24 (4777 2516 4134 58541)
  140.249.19.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.18.0/24 (4777 2516 4134 58541)
  140.249.20.0/22      4777 2516 4134 58541 + Announce - aggregate of 140.249.20.0/23 (4777 2516 4134 58541) and 140.249.22.0/23 (4777 2516 4134 58541)
  140.249.20.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.21.0/24 (4777 2516 4134 58541)
  140.249.21.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.20.0/24 (4777 2516 4134 58541)
  140.249.22.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.23.0/24 (4777 2516 4134 58541)
  140.249.23.0/24      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.22.0/24 (4777 2516 4134 58541)
  140.249.24.0/22      4777 2516 4134 58541   
  140.249.30.0/23      4777 2516 4134 58541   
  140.249.32.0/19      4777 2516 4134 58541   
  140.249.48.0/21      4777 2516 4134 58541 + Announce - aggregate of 140.249.48.0/22 (4777 2516 4134 58541) and 140.249.52.0/22 (4777 2516 4134 58541)
  140.249.48.0/22      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.52.0/22 (4777 2516 4134 58541)
  140.249.52.0/22      4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.48.0/22 (4777 2516 4134 58541)
  140.249.160.0/19     4777 2516 4134 58541 + Announce - aggregate of 140.249.160.0/20 (4777 2516 4134 58541) and 140.249.176.0/20 (4777 2516 4134 58541)
  140.249.160.0/20     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.176.0/20 (4777 2516 4134 58541)
  140.249.176.0/20     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.160.0/20 (4777 2516 4134 58541)
  140.249.192.0/20     4777 2516 4134 58541 + Announce - aggregate of 140.249.192.0/21 (4777 2516 4134 58541) and 140.249.200.0/21 (4777 2516 4134 58541)
  140.249.192.0/21     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.200.0/21 (4777 2516 4134 58541)
  140.249.200.0/21     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.192.0/21 (4777 2516 4134 58541)
  140.249.208.0/21     4777 2516 4134 58541 + Announce - aggregate of 140.249.208.0/22 (4777 2516 4134 58541) and 140.249.212.0/22 (4777 2516 4134 58541)
  140.249.208.0/22     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.212.0/22 (4777 2516 4134 58541)
  140.249.212.0/22     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.208.0/22 (4777 2516 4134 58541)
  140.249.216.0/21     4777 2516 4134 58541 + Announce - aggregate of 140.249.216.0/22 (4777 2516 4134 58541) and 140.249.220.0/22 (4777 2516 4134 58541)
  140.249.216.0/22     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.220.0/22 (4777 2516 4134 58541)
  140.249.220.0/22     4777 2516 4134 58541 - Withdrawn - aggregated with 140.249.216.0/22 (4777 2516 4134 58541)
  150.138.96.0/19      4777 2516 4134 58541   
  150.138.112.0/21     4777 2516 4134 58541 + Announce - aggregate of 150.138.112.0/22 (4777 2516 4134 58541) and 150.138.116.0/22 (4777 2516 4134 58541)
  150.138.112.0/23     4777 2516 4134 58541 - Withdrawn - aggregated with 150.138.114.0/23 (4777 2516 4134 58541)
  150.138.114.0/23     4777 2516 4134 58541 - Withdrawn - aggregated with 150.138.112.0/23 (4777 2516 4134 58541)
  150.138.116.0/22     4777 2516 4134 58541 - Withdrawn - aggregated with 150.138.112.0/22 (4777 2516 4134 58541)
  150.138.128.0/18     4777 2516 4134 58541 + Announce - aggregate of 150.138.128.0/19 (4777 2516 4134 58541) and 150.138.160.0/19 (4777 2516 4134 58541)
  150.138.128.0/19     4777 2516 4134 58541 - Withdrawn - aggregated with 150.138.160.0/19 (4777 2516 4134 58541)
  150.138.160.0/19     4777 2516 4134 58541 - Withdrawn - aggregated with 150.138.128.0/19 (4777 2516 4134 58541)
  150.139.192.0/19     4777 2516 4134 58541 + Announce - aggregate of 150.139.192.0/20 (4777 2516 4134 58541) and 150.139.208.0/20 (4777 2516 4134 58541)
  150.139.192.0/20     4777 2516 4134 58541 - Withdrawn - aggregated with 150.139.208.0/20 (4777 2516 4134 58541)
  150.139.208.0/20     4777 2516 4134 58541 - Withdrawn - aggregated with 150.139.192.0/20 (4777 2516 4134 58541)
  211.155.116.0/22     4777 2497 4837 4134 58541   
  211.155.120.0/21     4777 2497 4837 4134 58541   
  219.146.68.0/24      4777 2516 4134 58541   
  219.146.94.0/24      4777 2516 4134 58541   
  219.146.244.0/24     4777 2516 4134 58541   
  219.146.248.0/24     4777 2516 4134 58541   

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

AS58541   41 More Specifics   56 Total Advertisements   CHINATELECOM-SHANDONG-QINGDAO-IDC Qingdao,266000, CN
    58.56.161.0/24                58.56.0.0/15
    58.56.163.0/24                58.56.0.0/15
    58.58.33.0/24                 58.58.0.0/16
    58.58.34.0/24                 58.58.0.0/16
    115.31.64.0/23                115.31.64.0/22
    115.31.66.0/23                115.31.64.0/22
    140.249.0.0/20                140.249.0.0/16
    140.249.16.0/21               140.249.0.0/16
    140.249.18.0/24               140.249.0.0/16
    140.249.19.0/24               140.249.0.0/16
    140.249.20.0/24               140.249.0.0/16
    140.249.21.0/24               140.249.0.0/16
    140.249.22.0/24               140.249.0.0/16
    140.249.23.0/24               140.249.0.0/16
    140.249.24.0/22               140.249.0.0/16
    140.249.30.0/23               140.249.0.0/16
    140.249.32.0/19               140.249.0.0/16
    140.249.48.0/22               140.249.0.0/16
    140.249.52.0/22               140.249.0.0/16
    140.249.160.0/20              140.249.0.0/16
    140.249.176.0/20              140.249.0.0/16
    140.249.192.0/21              140.249.0.0/16
    140.249.200.0/21              140.249.0.0/16
    140.249.208.0/22              140.249.0.0/16
    140.249.212.0/22              140.249.0.0/16
    140.249.216.0/22              140.249.0.0/16
    140.249.220.0/22              140.249.0.0/16
    150.138.96.0/19               150.138.0.0/15
    150.138.112.0/23              150.138.0.0/15
    150.138.114.0/23              150.138.0.0/15
    150.138.116.0/22              150.138.0.0/15
    150.138.128.0/19              150.138.0.0/15
    150.138.160.0/19              150.138.0.0/15
    150.139.192.0/20              150.138.0.0/15
    150.139.208.0/20              150.138.0.0/15
    211.155.116.0/22              211.155.96.0/19
    211.155.120.0/21              211.155.96.0/19
    219.146.68.0/24               219.144.0.0/14
    219.146.94.0/24               219.144.0.0/14
    219.146.244.0/24              219.144.0.0/14
    219.146.248.0/24              219.144.0.0/14

Whois Entry

whois: 402332

IANA has recorded AS58541 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS58541\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 'AS58541'
             
             % Abuse contact for 'AS58541' is 'anti-spam@chinatelecom.cn'
             
             aut-num:        AS58541
             as-name:        CHINATELECOM-SHANDONG-QINGDAO-IDC
             descr:          Qingdao,266000
             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:  2020-05-25T00:11:07Z
             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 2025-11-13
             mnt-by:         MAINT-CHINANET
             last-modified:  2026-03-13T07:12:20Z
             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 2025-11-13
             abuse-mailbox:  anti-spam@chinatelecom.cn
             mnt-by:         APNIC-ABUSE
             last-modified:  2025-11-13T14:15:15Z
             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 1.88.36-SNAPSHOT (WHOIS-AU5)