Report for 148990

Name

CHENGYI-AS-AP - CHENGYI CO., 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.

148990 CHENGYI-AS-AP - CHENGYI CO., LIMITED, HK

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS19551         INCAPSULA - Incapsula Inc, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20292 AS148990       ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  CHENGYI-AS-AP - CHENGYI CO., 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       %
25967 AS148990      CHENGYI-AS-AP - CHENGYI CO., LIMITED, HK          12      2      1     11      1   8.33%


  Prefix               AS Path                              Aggregation Suggestion
  154.19.128.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.130.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.133.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.134.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.136.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.139.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.140.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.142.0/23      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990 + Announce - aggregate of 154.19.142.0/24 (4608 4826 19551 148990 148990 148990 148990 148990 148990 148990) and 154.19.143.0/24 (4608 4826 19551 148990 148990 148990 148990 148990 148990 148990)
  154.19.142.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990 - Withdrawn - aggregated with 154.19.143.0/24 (4608 4826 19551 148990 148990 148990 148990 148990 148990 148990)
  154.19.143.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990 - Withdrawn - aggregated with 154.19.142.0/24 (4608 4826 19551 148990 148990 148990 148990 148990 148990 148990)
  154.19.146.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.151.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   
  154.19.157.0/24      4608 4826 19551 148990 148990 148990 148990 148990 148990 148990   

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

AS148990   12 More Specifics   12 Total Advertisements   CHENGYI-AS-AP - CHENGYI CO., LIMITED, HK
    154.19.128.0/24               154.19.0.0/16
    154.19.130.0/24               154.19.0.0/16
    154.19.133.0/24               154.19.0.0/16
    154.19.134.0/24               154.19.0.0/16
    154.19.136.0/24               154.19.0.0/16
    154.19.139.0/24               154.19.0.0/16
    154.19.140.0/24               154.19.0.0/16
    154.19.142.0/24               154.19.0.0/16
    154.19.143.0/24               154.19.0.0/16
    154.19.146.0/24               154.19.0.0/16
    154.19.151.0/24               154.19.0.0/16
    154.19.157.0/24               154.19.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS148990 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS148990\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS148794 - AS149817'
             
             as-block:       AS148794 - AS149817
             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:  2022-03-31T08:59:29Z
             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 'AS148990'
             
             % Abuse contact for 'AS148990' is 'abuse@ipv4superhub.com'
             
             aut-num:        AS148990
             as-name:        CHENGYI-AS-AP
             descr:          CHENGYI CO., LIMITED
             country:        HK
             org:            ORG-MA117-AP
             admin-c:        CCLA17-AP
             tech-c:         CCLA17-AP
             abuse-c:        AC2476-AP
             mnt-lower:      MAINT-CHENGYI-HK
             mnt-routes:     MAINT-CHENGYI-HK
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-CHENGYI-HK
             last-modified:  2021-11-01T03:50:25Z
             source:         APNIC
             
             irt:            IRT-CHENGYI-HK
             address:        FLAT A112, 1/F, LEE KA INDUSTRIAL BUILDING, 8 NG FONG STREET, SAN PO KONG, KOWLOON HONG KONG 00852
             e-mail:         abuse@ipv4superhub.com
             abuse-mailbox:  abuse@ipv4superhub.com
             admin-c:        CCLA17-AP
             tech-c:         CCLA17-AP
             auth:           # Filtered
             remarks:        abuse@ipv4superhub.com was validated on 2026-01-20
             mnt-by:         MAINT-CHENGYI-HK
             last-modified:  2026-01-20T13:53:24Z
             source:         APNIC
             
             organisation:   ORG-MA117-AP
             org-name:       miaola
             org-type:       LIR
             country:        HK
             address:        FLAT A112, 1/F, LEE KA INDUSTRIAL BUILDING, 8 NG FONG STREET
             phone:          +852-6267-5295
             fax-no:         +852-6267-5295
             e-mail:         kefu@miaola.net
             mnt-ref:        APNIC-HM
             mnt-by:         APNIC-HM
             last-modified:  2023-09-05T02:18:37Z
             source:         APNIC
             
             role:           ABUSE CHENGYIHK
             country:        ZZ
             address:        FLAT A112, 1/F, LEE KA INDUSTRIAL BUILDING, 8 NG FONG STREET, SAN PO KONG, KOWLOON HONG KONG 00852
             phone:          +000000000
             e-mail:         abuse@ipv4superhub.com
             admin-c:        CCLA17-AP
             tech-c:         CCLA17-AP
             nic-hdl:        AC2476-AP
             remarks:        Generated from irt object IRT-CHENGYI-HK
             remarks:        abuse@ipv4superhub.com was validated on 2026-01-20
             abuse-mailbox:  abuse@ipv4superhub.com
             mnt-by:         APNIC-ABUSE
             last-modified:  2026-01-20T13:53:59Z
             source:         APNIC
             
             role:           CHENGYI CO LIMITED administrator
             address:        FLAT A112, 1/F, LEE KA INDUSTRIAL BUILDING, 8 NG FONG STREET, SAN PO KONG, KOWLOON HONG KONG 00852
             country:        HK
             phone:          +852-6267-5295
             fax-no:         +852-6267-5295
             e-mail:         kefu@miaola.net
             admin-c:        CCLA17-AP
             tech-c:         CCLA17-AP
             nic-hdl:        CCLA17-AP
             mnt-by:         MAINT-CHENGYI-HK
             last-modified:  2021-08-22T05:30:59Z
             source:         APNIC
             
             % Information related to 'AS148794 - AS149817'
             
             as-block:       AS148794 - AS149817
             descr:          APNIC ASN block
             admin-c:        IA55-AP
             tech-c:         IH123-AP
             mnt-by:         MNT-APJII-ID
             mnt-lower:      MNT-APJII-ID
             last-modified:  2026-02-13T18:09:12Z
             source:         IDNIC
             
             role:           ID-NIC ADMINISTRATORS
             address:        Indonesian Network Information Center
             address:        ID-NIC
             address:        Cyber Building 11th Floor
             address:        Jakarta 12710
             country:        ID
             phone:          +62-21-52960634
             fax-no:         +62-21-52960635
             e-mail:         hostmaster@idnic.net
             admin-c:        IH288-AP
             tech-c:         IH288-AP
             nic-hdl:        IA55-AP
             notify:         hostmaster@idnic.net
             mnt-by:         MNT-APJII-ID
             last-modified:  2026-02-25T04:06:45Z
             source:         IDNIC
             
             role:           ID-NIC HOSTMASTERS
             address:        Indonesian Network Information Center
             address:        ID-NIC
             address:        Cyber Building 11th Floor
             address:        Jakarta 12710
             country:        ID
             phone:          +62-21-52960634
             fax-no:         +62-21-52960635
             e-mail:         hostmaster@idnic.net
             remarks:        spam and abuse report : abuse@apjii.or.id
             remarks:        technical and routing : support@apjii.or.id
             remarks:        administrative request : admin@apjii.or.id
             remarks:        IDNIC hostmasters role object
             admin-c:        IH1-AP
             tech-c:         IH1-AP
             nic-hdl:        IH123-AP
             notify:         hostmaster@idnic.net
             mnt-by:         MNT-APJII-ID
             last-modified:  2024-07-10T05:48:59Z
             source:         IDNIC
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)