Report for 63961

Name

BDREN-UGC-AS-AP Bangladesh Research and Education Network BdREN, BD

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.

63961 BDREN-UGC-AS-AP Bangladesh Research and Education Network BdREN, BD

  Adjacency:    36  Upstream:     4  Downstream:    32
  Upstream Adjacent AS list
    AS17806         MANGOTELESERVICE-AS-BD Tire-1 IP Transit Provider of Bangladesh, BD
    AS134148        SINGAREN-GIX-AS-AP-2 SingAREN, SG
    AS132602        BANGLADESH-AS-AP Bangladesh Submarine Cable Company Limited BSCCL, BD
    AS17494         BTTB-AS-AP Telecom Operator & Internet Service Provider as well, BD
  Downstream Adjacent AS list
    AS149490        SYLHET-AS-AP Sylhet Agricultural University, BD
    AS136911        AUFW-AS-AP Asian University for Women, BD
    AS133168        SUOSAT-AS-AP Shahjalal University of Science and Technology, BD
    AS136164        IUT-AS-AP Islamic University of Technology IUT, BD
    AS136004        RU-AC-AS-AP University of Rajshahi, BD
    AS132806        KUET-AS-AP Khulna University of Engineering & Technology, BD
    AS135524        UNIVERSITYOFDHAKA-AS-AP university of dhaka, BD
    AS134790        UIU-AS-AP United International University, BD
    AS136937        CUET-AS-AP Chittagong University of Engineering & Technology, BD
    AS132365        BANGLADESHAGRICULTURALUNIVERSITY-AS-AP Bangladesh Agricultural University BAU, BD
    AS153493        UTTARAUNIVERSITY-AS-AP Uttara University, BD
    AS138573        BU-AS-AP University of Barisal, BD
    AS138382        BRUR-AS-AP Begum Rokeya University, Rangpur, BD
    AS138163        BUP-ICT-AS-AP Bangladesh University of Professionals BUP, BD
    AS137869        HMDSATU-AS-AP Hajee Mohammad Danesh Science and Technology University, BD
    AS134383        PUST-AS-AP Pabna University of Science and Technology, BD
    AS136618        IICT-BUET-AS-AP Bangladesh University of Engineering and Technology, BD
    AS139251        JAHANGIRNAGAR-AS-AP Jahangirnagar University, BD
    AS152319        DGOF-AS-AP Directorate General of Food, BD
    AS149990        SHEREBANGLA-AS-AP Sher-e-Bangla Agricultural University, BD
    AS136134        INDEPENDENT-AS-AP Independent Univeristy, Bangladesh, BD
    AS132216        COMILLA1-AS-AP Comilla University, BD
    AS153316        VARENDRAUNIVERSITY-AS-AP Varendra University, BD
    AS138904        JUST-AS-AP Jessore University of Science and Technology, BD
    AS138587        PSTU-AS-AP Patuakhali Science and Technology University, BD
    AS138566        DUET-GAZIPUR-AS-AP Dhaka University of Engineering & Technology, Gazipur, BD
    AS138550        JAGANNATHUNI-AS-AP Jagannath University, BD
    AS138489        MBSTU-AS-AP Mawlana Bhashani Science and Technology University, BD
    AS138462        RUET-AS-AP Rajshahi University of Engineering & Technology RUET, BD
    AS137974        GAU-AS-AP Gazipur Agricultural University, BD
    AS133738        BOU-AS-AP Bangladesh Open University, BD
    AS133450        CU-AS-AP University Of Chittagong, BD

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14869 AS63961        ORG+TRN Originate:       5376 /19.61  Transit:      32256 /17.02 BDREN-UGC-AS-AP Bangladesh Research and Education Network BdREN, BD

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       %
17605 AS63961       BDREN-UGC-AS-AP Bangladesh Research and Educa     12      3      1     10      2  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  103.28.120.0/22      4608 24115 132602 63961   
  103.140.181.0/24     4608 24115 17494 63961   
  103.147.242.0/23     4608 24115 17494 63961 + Announce - aggregate of 103.147.242.0/24 (4608 24115 17494 63961) and 103.147.243.0/24 (4608 24115 17494 63961)
  103.147.242.0/24     4608 24115 17494 63961 - Withdrawn - aggregated with 103.147.243.0/24 (4608 24115 17494 63961)
  103.147.243.0/24     4608 24115 17494 63961 - Withdrawn - aggregated with 103.147.242.0/24 (4608 24115 17494 63961)
  103.157.134.0/24     4608 24115 17494 63961   
  103.157.135.0/24     4608 24115 132602 63961   
  103.159.2.0/24       4608 24115 17494 63961   
  163.47.36.0/22       4777 2497 2914 17494 63961   
  203.96.188.0/22      4608 24115 132602 63961   
  203.96.188.0/24      4608 24115 132602 63961 - Withdrawn - matching aggregate 203.96.188.0/22 4608 24115 132602 63961
  203.96.189.0/24      4777 2500 141682 134148 63961   
  203.96.190.0/24      4777 2500 141682 134148 63961   

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

AS63961   8 More Specifics   12 Total Advertisements   BDREN-UGC-AS-AP Bangladesh Research and Education Network BdREN, BD
    103.140.181.0/24              103.140.180.0/23
    103.147.242.0/24              103.147.242.0/23
    103.147.243.0/24              103.147.242.0/23
    103.157.134.0/24              103.157.134.0/23
    103.157.135.0/24              103.157.134.0/23
    203.96.188.0/24               203.96.188.0/22
    203.96.189.0/24               203.96.188.0/22
    203.96.190.0/24               203.96.188.0/22

Whois Entry

whois: 402332

IANA has recorded AS63961 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS63961\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS63488 - AS63999'
             
             as-block:       AS63488 - AS63999
             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:  2013-09-11T23:49:48Z
             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 'AS63961'
             
             % Abuse contact for 'AS63961' is 'abuse@bdren.net.bd'
             
             aut-num:        AS63961
             as-name:        BDREN-UGC-AS-AP
             descr:          Bangladesh Research and Education Network (BdREN)
             country:        BD
             org:            ORG-BRAE1-AP
             admin-c:        BA282-AP
             tech-c:         BA282-AP
             abuse-c:        AB1003-AP
             mnt-lower:      MAINT-BDREN-UGC-BD
             mnt-routes:     MAINT-BDREN-UGC-BD
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-BDREN-UGC-BD
             last-modified:  2020-06-17T13:02:09Z
             source:         APNIC
             
             irt:            IRT-BDREN-UGC-BD
             address:        Bangladesh Research and Education Network (BdREN)
             e-mail:         arif@bdren.net.bd
             abuse-mailbox:  abuse@bdren.net.bd
             admin-c:        MAA16-AP
             tech-c:         MAA16-AP
             auth:           # Filtered
             remarks:        abuse@bdren.net.bd was validated on 2025-10-01
             remarks:        arif@bdren.net.bd was validated on 2026-02-18
             mnt-by:         MAINT-BDREN-UGC-BD
             last-modified:  2026-02-18T01:19:44Z
             source:         APNIC
             
             organisation:   ORG-BRAE1-AP
             org-name:       Bangladesh Research and Education Network (BdREN)
             org-type:       LIR
             country:        BD
             address:        University Grants Commission of Bangladesh
             address:        Room # 529, UGC Bhaban
             address:        Plot: E-18/A, Agargaon Administrative Area, Sher-e-Bangla Na
             phone:          +8809612223736
             e-mail:         helpdesk@bdren.net.bd
             mnt-ref:        APNIC-HM
             mnt-by:         APNIC-HM
             last-modified:  2023-09-05T02:15:54Z
             source:         APNIC
             
             role:           ABUSE BDRENUGCBD
             country:        ZZ
             address:        Bangladesh Research and Education Network (BdREN)
             phone:          +000000000
             e-mail:         arif@bdren.net.bd
             admin-c:        MAA16-AP
             tech-c:         MAA16-AP
             nic-hdl:        AB1003-AP
             remarks:        Generated from irt object IRT-BDREN-UGC-BD
             remarks:        abuse@bdren.net.bd was validated on 2025-10-01
             remarks:        arif@bdren.net.bd was validated on 2026-02-18
             abuse-mailbox:  abuse@bdren.net.bd
             mnt-by:         APNIC-ABUSE
             last-modified:  2026-02-18T01:20:15Z
             source:         APNIC
             
             person:         BdREN Admin
             address:        Bangladesh Research and Education Network (BdREN)
             country:        BD
             phone:          +88028181321
             e-mail:         arif@bdren.net.bd
             nic-hdl:        BA282-AP
             mnt-by:         MAINT-BDREN-UGC-BD
             last-modified:  2021-05-30T16:04:53Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)