What is ASN AS138492?

ASN AS138492 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS138492?

AS138492 is listed under Chittagong Focus Online.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS138492 Chittagong Focus Online

ASN Lookup Tool

Chittagong Focus Online focusonlinectg.com

BD 2 Routes

AS Data

AS138492

AS138492 – Chittagong Focus Online

AS Number	138492
AS Name	CFO-AS-AP
Organization	Chittagong Focus Online (org-cfo1-ap)
Country	BD
Website	focusonlinectg.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS138492 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.127.1.0/24	AS138492	Chittagong Focus Online	Chittagong Focus Online	256
103.127.0.0/24	AS138492	Chittagong Focus Online	Chittagong Focus Online	256

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS137530 - AS138553'

as-block:       AS137530 - AS138553
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:  2017-12-08T06:45:58Z
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 'AS138492'

% Abuse contact for 'AS138492' is 'focusonline.hb.bd@gmail.com'

aut-num:        AS138492
as-name:        CFO-AS-AP
descr:          Chittagong Focus Online
country:        BD
org:            ORG-CFO1-AP
admin-c:        CFOA1-AP
tech-c:         CFOA1-AP
abuse-c:        AC1759-AP
mnt-routes:     MAINT-CFO-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-CFO-BD
last-modified:  2020-06-17T13:04:59Z
source:         APNIC

irt:            IRT-CFO-BD
address:        76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211
e-mail:         focusonline.hb.bd@gmail.com
abuse-mailbox:  focusonline.hb.bd@gmail.com
admin-c:        CFOA1-AP
tech-c:         CFOA1-AP
auth:           # Filtered
remarks:        focusonline.hb.bd@gmail.com is invalid
mnt-by:         MAINT-CFO-BD
last-modified:  2026-06-10T13:09:11Z
source:         APNIC

organisation:   ORG-CFO1-AP
org-name:       Chittagong Focus Online
org-type:       LIR
country:        BD
address:        76, Hamjarbagh, Hathazari Road
phone:          +8801814306988
e-mail:         admin@focusonlinectg.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:42Z
source:         APNIC

role:           ABUSE CFOBD
country:        ZZ
address:        76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211
phone:          +000000000
e-mail:         focusonline.hb.bd@gmail.com
admin-c:        CFOA1-AP
tech-c:         CFOA1-AP
nic-hdl:        AC1759-AP
remarks:        Generated from irt object IRT-CFO-BD
remarks:        focusonline.hb.bd@gmail.com is invalid
abuse-mailbox:  focusonline.hb.bd@gmail.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-06-10T13:10:59Z
source:         APNIC

role:           Chittagong Focus Online administrator
address:        76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211
country:        BD
phone:          +8801814306988
e-mail:         abuse@focusonlinectg.com
admin-c:        CFOA1-AP
tech-c:         CFOA1-AP
nic-hdl:        CFOA1-AP
mnt-by:         MAINT-CFO-BD
last-modified:  2018-12-09T23:35:06Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-UK2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS137530 - AS138553",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2017-12-08",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS138492",
    "as_name" : "CFO-AS-AP",
    "description" : [ "Chittagong Focus Online" ],
    "country" : "BD",
    "organization" : "ORG-CFO1-AP",
    "admin_contacts" : [ "CFOA1-AP" ],
    "tech_contacts" : [ "CFOA1-AP" ],
    "abuse_contacts" : [ "AC1759-AP" ],
    "mnt_irt" : [ "IRT-CFO-BD" ],
    "mnt_routes" : [ "MAINT-CFO-BD" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-06-17",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CFO-BD",
    "address" : [ "76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211" ],
    "street" : "Hamjarbagh Hathazari Road",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4211",
    "email" : [ "focusonline.hb.bd@gmail.com" ],
    "abuse_mailbox" : [ "focusonline.hb.bd@gmail.com" ],
    "admin_contacts" : [ "CFOA1-AP" ],
    "tech_contacts" : [ "CFOA1-AP" ],
    "remarks" : [ "focusonline.hb.bd@gmail.com is invalid" ],
    "mnt_by" : [ "MAINT-CFO-BD" ],
    "date_updated" : "2026-06-10",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CFO1-AP",
    "name" : "Chittagong Focus Online",
    "type" : "LIR",
    "address" : [ "76, Hamjarbagh, Hathazari Road" ],
    "street" : "Hamjarbagh Hathazari Road",
    "country" : [ "BD" ],
    "email" : [ "admin@focusonlinectg.com" ],
    "phone" : [ "+8801814306988" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "CFOA1-AP",
    "name" : "Chittagong Focus Online administrator",
    "address" : [ "76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211" ],
    "street" : "Hamjarbagh Hathazari Road",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4211",
    "country" : "BD",
    "email" : [ "abuse@focusonlinectg.com" ],
    "phone" : [ "+8801814306988" ],
    "admin_contacts" : [ "CFOA1-AP" ],
    "tech_contacts" : [ "CFOA1-AP" ],
    "mnt_by" : [ "MAINT-CFO-BD" ],
    "date_updated" : "2018-12-09",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "CFOA1-AP",
    "name" : "Chittagong Focus Online administrator",
    "address" : [ "76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211" ],
    "street" : "Hamjarbagh Hathazari Road",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4211",
    "country" : "BD",
    "email" : [ "abuse@focusonlinectg.com" ],
    "phone" : [ "+8801814306988" ],
    "admin_contacts" : [ "CFOA1-AP" ],
    "tech_contacts" : [ "CFOA1-AP" ],
    "mnt_by" : [ "MAINT-CFO-BD" ],
    "date_updated" : "2018-12-09",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC1759-AP",
    "name" : "ABUSE CFOBD",
    "address" : [ "76, Hamjarbagh, Hathazari Road, Chittagong Chittagong 4211" ],
    "street" : "Hamjarbagh Hathazari Road",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4211",
    "country" : "ZZ",
    "email" : [ "focusonline.hb.bd@gmail.com" ],
    "abuse_mailbox" : [ "focusonline.hb.bd@gmail.com" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "CFOA1-AP" ],
    "tech_contacts" : [ "CFOA1-AP" ],
    "remarks" : [ "Generated from irt object IRT-CFO-BD", "focusonline.hb.bd@gmail.com is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-06-10",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS134599	Digital Dot Net (DDN)	BD
AS150178	EXABYTE LTD	BD
AS58717	Summit Communications Ltd	BD
AS58717	Summit Communications Limited	BD
AS150178	Exabyte ltd	BD

Upstreams

AS Number	Description	Country
AS58717	Summit Communications Limited	BD
AS150178	Exabyte ltd	BD

Contacts

Email Contacts

focusonline.hb.bd@gmail.com

Abuse Contacts

abuse@focusonlinectg.com focusonline.hb.bd@gmail.com