Report for 55492

Name

DFN-BD Dhaka Fiber Net Limited, 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.

55492 DFN-BD Dhaka Fiber Net Limited, BD

  Adjacency:     4  Upstream:     3  Downstream:     1
  Upstream Adjacent AS list
    AS17806         MANGOTELESERVICE-AS-BD Tire-1 IP Transit Provider of Bangladesh, BD
    AS150178        EXABYTELTD-AS-AP EXABYTE LTD, BD
    AS58717         SUMMITCOMMUNICATIONS-BD Summit Communications Ltd, BD
  Downstream Adjacent AS list
    AS153853        SERVER-AS-AP Server Anywhere, BD

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12024 AS55492        ORG+TRN Originate:       8192 /19.00  Transit:        256 /24.00 DFN-BD Dhaka Fiber Net Limited, 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       %
 5542 AS55492       DFN-BD Dhaka Fiber Net Limited, BD                22     13      4     13      9  40.91%


  Prefix               AS Path                              Aggregation Suggestion
  27.131.12.0/22       4608 58717 55492 55492 55492 55492   
  27.131.12.0/22       4608 58717 55492 55492 + Announce - aggregate of 27.131.12.0/23 (4608 58717 55492 55492) and 27.131.14.0/23 (4608 58717 55492 55492)
  27.131.12.0/24       4608 58717 55492 55492 - Withdrawn - aggregated with 27.131.13.0/24 (4608 58717 55492 55492)
  27.131.13.0/24       4608 58717 55492 55492 - Withdrawn - aggregated with 27.131.12.0/24 (4608 58717 55492 55492)
  27.131.14.0/24       4608 58717 55492 55492 - Withdrawn - aggregated with 27.131.15.0/24 (4608 58717 55492 55492)
  27.131.15.0/24       4608 58717 55492 55492 - Withdrawn - aggregated with 27.131.14.0/24 (4608 58717 55492 55492)
  45.127.244.0/24      4777 2497 6453 9583 17806 55492   
  45.127.245.0/24      4608 58717 55492 55492   
  45.127.246.0/23      4608 58717 55492 55492 + Announce - aggregate of 45.127.246.0/24 (4608 58717 55492 55492) and 45.127.247.0/24 (4608 58717 55492 55492)
  45.127.246.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 45.127.247.0/24 (4608 58717 55492 55492)
  45.127.247.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 45.127.246.0/24 (4608 58717 55492 55492)
  103.81.196.0/22      4608 9498 150178 150178 150178 55492 55492 55492 55492 55492   
  103.81.196.0/22      4608 58717 55492 55492 + Announce - aggregate of 103.81.196.0/23 (4608 58717 55492 55492) and 103.81.198.0/23 (4608 58717 55492 55492)
  103.81.196.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 103.81.197.0/24 (4608 58717 55492 55492)
  103.81.197.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 103.81.196.0/24 (4608 58717 55492 55492)
  103.81.198.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 103.81.199.0/24 (4608 58717 55492 55492)
  103.81.199.0/24      4608 58717 55492 55492 - Withdrawn - aggregated with 103.81.198.0/24 (4608 58717 55492 55492)
  103.136.158.0/24     4608 58717 55492 55492   
  103.152.219.0/24     4608 58717 55492 55492   
  103.196.232.0/22     4608 9498 150178 150178 150178 55492 55492 55492 55492 55492   
  103.196.232.0/24     4777 2497 6453 9583 17806 55492   
  103.196.233.0/24     4608 58717 55492 55492   
  103.196.234.0/23     4608 9498 150178 150178 150178 55492 55492 55492 55492 55492 - Withdrawn - matching aggregate 103.196.232.0/22 4608 9498 150178 150178 150178 55492 55492 55492 55492 55492
  103.196.234.0/23     4608 58717 55492 55492 + Announce - aggregate of 103.196.234.0/24 (4608 58717 55492 55492) and 103.196.235.0/24 (4608 58717 55492 55492)
  103.196.234.0/24     4608 58717 55492 55492 - Withdrawn - aggregated with 103.196.235.0/24 (4608 58717 55492 55492)
  103.196.235.0/24     4608 58717 55492 55492 - Withdrawn - aggregated with 103.196.234.0/24 (4608 58717 55492 55492)

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

AS55492   19 More Specifics   22 Total Advertisements   DFN-BD Dhaka Fiber Net Limited, BD
    27.131.12.0/24                27.131.12.0/22
    27.131.13.0/24                27.131.12.0/22
    27.131.14.0/24                27.131.12.0/22
    27.131.15.0/24                27.131.12.0/22
    45.127.244.0/24               45.127.244.0/22
    45.127.245.0/24               45.127.244.0/22
    45.127.246.0/24               45.127.244.0/22
    45.127.247.0/24               45.127.244.0/22
    103.81.196.0/24               103.81.196.0/22
    103.81.197.0/24               103.81.196.0/22
    103.81.198.0/24               103.81.196.0/22
    103.81.199.0/24               103.81.196.0/22
    103.136.158.0/24              103.136.156.0/22
    103.152.219.0/24              103.152.218.0/23
    103.196.232.0/24              103.196.232.0/22
    103.196.233.0/24              103.196.232.0/22
    103.196.234.0/23              103.196.232.0/22
    103.196.234.0/24              103.196.232.0/22
    103.196.235.0/24              103.196.232.0/22

Whois Entry

whois: 402332

IANA has recorded AS55492 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS55492\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             % Information related to 'AS55296 - AS56319'
             
             as-block:       AS55296 - AS56319
             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:  2009-09-03T01:15:30Z
             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 'AS55492'
             
             % Abuse contact for 'AS55492' is 'akash@dfnbd.net'
             
             aut-num:        AS55492
             as-name:        DFN-BD
             descr:          Dhaka Fiber Net Limited
             descr:          89/2, West Panthapath
             country:        BD
             org:            ORG-DFNL1-AP
             admin-c:        DFNL1-AP
             tech-c:         DFNL1-AP
             abuse-c:        AD729-AP
             mnt-lower:      MAINT-DFN-BD
             mnt-routes:     MAINT-DFN-BD
             mnt-by:         APNIC-HM
             mnt-irt:        IRT-DFN-BD
             last-modified:  2020-06-10T13:06:08Z
             source:         APNIC
             
             irt:            IRT-DFN-BD
             address:        Suite
             e-mail:         akash@dfnbd.net
             abuse-mailbox:  akash@dfnbd.net
             admin-c:        DFNL1-AP
             tech-c:         DFNL1-AP
             auth:           # Filtered
             remarks:        akash@dfnbd.net was validated on 2025-12-06
             mnt-by:         MAINT-DFN-BD
             last-modified:  2025-12-06T10:45:59Z
             source:         APNIC
             
             organisation:   ORG-DFNL1-AP
             org-name:       Dhaka Fiber Net Ltd
             org-type:       LIR
             country:        BD
             address:        89/2, West Panthapath
             address:        Haque Chamber,Suit # 10-A, B & C.
             phone:          +8801713401914
             fax-no:         +8801915143143
             e-mail:         akash@dfnbd.net
             mnt-ref:        APNIC-HM
             mnt-by:         APNIC-HM
             last-modified:  2023-09-05T02:15:40Z
             source:         APNIC
             
             role:           ABUSE DFNBD
             country:        ZZ
             address:        Suite
             phone:          +000000000
             e-mail:         akash@dfnbd.net
             admin-c:        DFNL1-AP
             tech-c:         DFNL1-AP
             nic-hdl:        AD729-AP
             remarks:        Generated from irt object IRT-DFN-BD
             remarks:        akash@dfnbd.net was validated on 2025-12-06
             abuse-mailbox:  akash@dfnbd.net
             mnt-by:         APNIC-ABUSE
             last-modified:  2025-12-06T10:46:28Z
             source:         APNIC
             
             role:           DHAKA FIBER NET LTD - network administrator
             address:        Suite#10-A, Haque Chamber 89/2, West Panth, Dhaka
             country:        BD
             phone:          +88028141336
             e-mail:         info@dfnbd.net
             admin-c:        DFNL1-AP
             tech-c:         DFNL1-AP
             nic-hdl:        DFNL1-AP
             mnt-by:         MAINT-DFN-BD
             last-modified:  2010-04-21T04:13:43Z
             source:         APNIC
             
             % This query was served by the APNIC Whois Service version 1.88.47 (WHOIS-AU4)