Report for 202036

Name

EXTREME-COMM - EXTREME COMMUNICATIONS TECHNOLOGY 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.

202036 EXTREME-COMM - EXTREME COMMUNICATIONS TECHNOLOGY LIMITED, HK

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS21859         ZEN-ECN - Zenlayer Inc, US
    AS135377        UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED, HK
    AS139327        UCLOUD-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED, HK

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8231  AS202036       ORIGIN  Originate:      15104 /18.12  Transit:          0 /0.00  EXTREME-COMM - EXTREME COMMUNICATIONS TECHNOLOGY 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       %
 4338 AS202036      EXTREME-COMM - EXTREME COMMUNICATIONS TECHNOL     46     18      6     34     12  26.09%


  Prefix               AS Path                              Aggregation Suggestion
  45.192.112.0/24      4777 2516 45796 136897 136897 135377 202036   
  45.192.115.0/24      4777 2516 45796 136897 136897 135377 202036   
  45.198.231.0/24      4777 2516 45796 136897 136897 135377 202036   
  45.201.16.0/21       4777 2516 4637 45430 136897 136897 135377 202036 + Announce - aggregate of 45.201.16.0/22 (4777 2516 4637 45430 136897 136897 135377 202036) and 45.201.20.0/22 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.16.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.17.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.17.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.16.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.18.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.19.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.19.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.18.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.20.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.21.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.21.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.20.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.22.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.23.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.23.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.22.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.24.0/23       4777 2516 4637 45430 136897 136897 135377 202036 + Announce - aggregate of 45.201.24.0/24 (4777 2516 4637 45430 136897 136897 135377 202036) and 45.201.25.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.24.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.25.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.25.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.24.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.28.0/23       4777 2516 4637 45430 136897 136897 135377 202036 + Announce - aggregate of 45.201.28.0/24 (4777 2516 4637 45430 136897 136897 135377 202036) and 45.201.29.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.28.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.29.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.29.0/24       4777 2516 4637 45430 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.28.0/24 (4777 2516 4637 45430 136897 136897 135377 202036)
  45.201.30.0/23       4777 2516 45796 136897 136897 135377 202036 + Announce - aggregate of 45.201.30.0/24 (4777 2516 45796 136897 136897 135377 202036) and 45.201.31.0/24 (4777 2516 45796 136897 136897 135377 202036)
  45.201.30.0/24       4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.31.0/24 (4777 2516 45796 136897 136897 135377 202036)
  45.201.31.0/24       4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 45.201.30.0/24 (4777 2516 45796 136897 136897 135377 202036)
  45.201.32.0/24       4777 2516 45796 136897 136897 135377 202036   
  45.201.36.0/22       4777 2516 45796 136897 136897 135377 202036   
  45.201.40.0/24       4777 2516 45796 136897 136897 135377 202036   
  95.134.81.0/24       4777 2516 45796 136897 136897 135377 202036   
  103.181.248.0/24     4777 2497 2914 4229 21859 135377 202036   
  103.229.118.0/24     4777 4713 2914 139327 202036   
  145.79.83.0/24       4777 2516 45796 136897 136897 135377 202036   
  145.79.100.0/24      4777 2516 45796 136897 136897 135377 202036   
  145.79.104.0/24      4777 2516 45796 136897 136897 135377 202036   
  145.79.111.0/24      4777 2516 45796 136897 136897 135377 202036   
  145.79.115.0/24      4777 2516 45796 136897 136897 135377 202036   
  145.79.119.0/24      4777 2516 45796 136897 136897 135377 202036   
  154.83.104.0/21      4777 2516 45796 136897 136897 135377 202036   
  156.225.2.0/23       4777 2516 45796 136897 136897 135377 202036   
  156.225.50.0/23      4777 2516 45796 136897 136897 135377 202036   
  156.249.158.0/23     4777 2516 45796 136897 136897 135377 202036 + Announce - aggregate of 156.249.158.0/24 (4777 2516 45796 136897 136897 135377 202036) and 156.249.159.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.158.0/24     4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 156.249.159.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.159.0/24     4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 156.249.158.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.161.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.163.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.168.0/23     4777 2516 45796 136897 136897 135377 202036 + Announce - aggregate of 156.249.168.0/24 (4777 2516 45796 136897 136897 135377 202036) and 156.249.169.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.168.0/24     4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 156.249.169.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.169.0/24     4777 2516 45796 136897 136897 135377 202036 - Withdrawn - aggregated with 156.249.168.0/24 (4777 2516 45796 136897 136897 135377 202036)
  156.249.174.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.181.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.182.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.186.0/24     4777 2516 45796 136897 136897 135377 202036   
  156.249.197.0/24     4777 2516 45796 136897 136897 135377 202036   
  178.95.247.0/24      4777 2516 45796 136897 136897 135377 202036   
  202.155.64.0/23      4777 2497 2914 4229 21859 135377 202036   
  209.131.64.0/24      4777 2516 174 21859 202036   

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

AS202036   46 More Specifics   46 Total Advertisements   EXTREME-COMM - EXTREME COMMUNICATIONS TECHNOLOGY LIMITED, HK
    45.192.112.0/24               45.192.0.0/12
    45.192.115.0/24               45.192.0.0/12
    45.198.231.0/24               45.192.0.0/12
    45.201.16.0/24                45.192.0.0/12
    45.201.17.0/24                45.192.0.0/12
    45.201.18.0/24                45.192.0.0/12
    45.201.19.0/24                45.192.0.0/12
    45.201.20.0/24                45.192.0.0/12
    45.201.21.0/24                45.192.0.0/12
    45.201.22.0/24                45.192.0.0/12
    45.201.23.0/24                45.192.0.0/12
    45.201.24.0/24                45.192.0.0/12
    45.201.25.0/24                45.192.0.0/12
    45.201.28.0/24                45.192.0.0/12
    45.201.29.0/24                45.192.0.0/12
    45.201.30.0/24                45.192.0.0/12
    45.201.31.0/24                45.192.0.0/12
    45.201.32.0/24                45.192.0.0/12
    45.201.36.0/22                45.192.0.0/12
    45.201.40.0/24                45.192.0.0/12
    95.134.81.0/24                95.134.0.0/15
    103.181.248.0/24              103.181.248.0/23
    103.229.118.0/24              103.229.116.0/22
    145.79.83.0/24                145.79.64.0/18
    145.79.100.0/24               145.79.64.0/18
    145.79.104.0/24               145.79.64.0/18
    145.79.111.0/24               145.79.64.0/18
    145.79.115.0/24               145.79.64.0/18
    145.79.119.0/24               145.79.64.0/18
    154.83.104.0/21               154.80.0.0/12
    156.225.2.0/23                156.224.0.0/11
    156.225.50.0/23               156.224.0.0/11
    156.249.158.0/24              156.224.0.0/11
    156.249.159.0/24              156.224.0.0/11
    156.249.161.0/24              156.224.0.0/11
    156.249.163.0/24              156.224.0.0/11
    156.249.168.0/24              156.224.0.0/11
    156.249.169.0/24              156.224.0.0/11
    156.249.174.0/24              156.224.0.0/11
    156.249.181.0/24              156.224.0.0/11
    156.249.182.0/24              156.224.0.0/11
    156.249.186.0/24              156.224.0.0/11
    156.249.197.0/24              156.224.0.0/11
    178.95.247.0/24               178.92.0.0/14
    202.155.64.0/23               202.155.64.0/19
    209.131.64.0/24               209.131.64.0/21

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

    + 45.192.112.0/24             Announced
    + 45.192.115.0/24             Announced
    + 45.198.231.0/24             Announced
    + 45.201.16.0/24              Announced
    + 45.201.17.0/24              Announced
    + 45.201.18.0/24              Announced
    + 45.201.19.0/24              Announced
    + 45.201.20.0/24              Announced
    + 45.201.21.0/24              Announced
    + 45.201.22.0/24              Announced
    + 45.201.23.0/24              Announced
    + 45.201.24.0/24              Announced
    + 45.201.25.0/24              Announced
    + 45.201.28.0/24              Announced
    + 45.201.29.0/24              Announced
    + 45.201.30.0/24              Announced
    + 45.201.31.0/24              Announced
    + 45.201.32.0/24              Announced
    + 45.201.36.0/22              Announced
    + 45.201.40.0/24              Announced
    + 95.134.81.0/24              Announced
    + 145.79.83.0/24              Announced
    + 145.79.100.0/24             Announced
    + 145.79.104.0/24             Announced
    + 145.79.111.0/24             Announced
    + 145.79.115.0/24             Announced
    + 145.79.119.0/24             Announced
    + 154.83.104.0/21             Announced
    + 156.225.2.0/23              Announced
    + 156.225.50.0/23             Announced
    + 178.95.247.0/24             Announced
    + 209.131.64.0/24             Announced

Whois Entry

whois: 402591

IANA has recorded AS202036 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS202036\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS200537 - AS203022'
             
             as-block:       AS200537 - AS203022
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2026-04-08T13:28:00Z
             last-modified:  2026-04-08T13:28:00Z
             source:         RIPE
             
             % Information related to 'AS202036'
             
             % Abuse contact for 'AS202036' is 'info@extreisp.com'
             
             aut-num:        AS202036
             as-name:        EXTREME-COMM
             org:            ORG-ECTL2-RIPE
             sponsoring-org: ORG-IML23-RIPE
             import:         from AS152700 accept ANY
             export:         to AS152700 announce AS202036
             import:         from AS32043 accept ANY
             export:         to AS32043 announce AS202036
             admin-c:        AK20130-RIPE
             tech-c:         AK20130-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         mnt-bz-ipv4mall-1
             created:        2026-01-23T10:21:19Z
             last-modified:  2026-01-23T10:21:19Z
             source:         RIPE
             
             organisation:   ORG-ECTL2-RIPE
             org-name:       EXTREME COMMUNICATIONS TECHNOLOGY LIMITED
             org-type:       OTHER
             address:        UNIT 2100A 21/F ONE PACIFIC CENTRE 414 KWUN TONG ROAD KWUN TONG KL
             country:        HK
             reg-nr:         77287192
             abuse-c:        ACRO63184-RIPE
             mnt-ref:        EXTREME-COMM-MNT
             created:        2026-01-19T09:05:10Z
             last-modified:  2026-05-13T05:32:41Z
             source:         RIPE # Filtered
             mnt-by:         mnt-bz-ipv4mall-1
             mnt-by:         EXTREME-COMM-MNT
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)