What is ASN AS138509?

ASN AS138509 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS138509?

AS138509 is listed under RELATION CABLE NETWORK.

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.

AS138509 RELATION CABLE NETWORK

ASN Lookup Tool

RELATION CABLE NETWORK rcnetbd.com

BD 4 Routes

AS Data

AS138509

AS138509 – RELATION CABLE NETWORK

AS Number	138509
AS Name	RELATIONCABLENETWORK-AS-AP
Organization	RELATION CABLE NETWORK (org-rcn2-ap)
Country	BD
Website	rcnetbd.com
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS138509 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.127.92.0/24	AS138509	RELATION CABLE NETWORK	RELATION CABLE NETWORK	256
103.127.93.0/24	AS138509	RELATION CABLE NETWORK	RELATION CABLE NETWORK	256
2404:1dc0::/32	AS138509	RELATION CABLE NETWORK	RELATION CABLE NETWORK	~79×10²⁷
103.84.59.0/24	AS138509	Exabyte Ltd.	Exabyte Ltd.	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 'AS138509'

% Abuse contact for 'AS138509' is 'abuse@rcnetbd.com'

aut-num:        AS138509
as-name:        RELATIONCABLENETWORK-AS-AP
descr:          RELATION CABLE NETWORK
country:        BD
org:            ORG-RCN2-AP
admin-c:        RCNA3-AP
tech-c:         RCNA3-AP
abuse-c:        AR1039-AP
mnt-routes:     MAINT-RELATIONCABLENETWORK-BD
mnt-by:         APNIC-HM
mnt-irt:        IRT-RELATIONCABLENETWORK-BD
last-modified:  2020-09-07T06:36:26Z
source:         APNIC

irt:            IRT-RELATIONCABLENETWORK-BD
address:        Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315
phone:          +8801619150200
e-mail:         irtinfo@rcnetbd.com
abuse-mailbox:  abuse@rcnetbd.com
admin-c:        RCNA3-AP
tech-c:         RCNA3-AP
auth:           # Filtered
remarks:        admin@rcnetbd.com
remarks:        abuse@rcnetbd.com is invalid
remarks:        irtinfo@rcnetbd.com was validated on 2025-12-03
mnt-by:         MAINT-RELATIONCABLENETWORK-BD
last-modified:  2025-12-03T09:12:53Z
source:         APNIC

organisation:   ORG-RCN2-AP
org-name:       RELATION CABLE NETWORK
org-type:       LIR
country:        BD
address:        Abid Complex, Bhatiary Sitakunda
address:        Old BMA ROAD
address:        Bhatiari
address:        Sitakunda
phone:          +8801619626763
e-mail:         info@rcnetbd.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:40Z
source:         APNIC

role:           ABUSE RELATIONCABLENETWORKBD
country:        ZZ
address:        Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315
phone:          +8801619150200
e-mail:         irtinfo@rcnetbd.com
admin-c:        RCNA3-AP
tech-c:         RCNA3-AP
nic-hdl:        AR1039-AP
remarks:        Generated from irt object IRT-RELATIONCABLENETWORK-BD
remarks:        abuse@rcnetbd.com is invalid
remarks:        irtinfo@rcnetbd.com was validated on 2025-12-03
abuse-mailbox:  abuse@rcnetbd.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-03T09:13:20Z
source:         APNIC

role:           RELATION CABLE NETWORK administrator
address:        Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315
country:        BD
phone:          +8801619150200
e-mail:         abuse@rcnbdnet.com
admin-c:        RCNA3-AP
tech-c:         RCNA3-AP
nic-hdl:        RCNA3-AP
mnt-by:         MAINT-RELATIONCABLENETWORK-BD
last-modified:  2018-12-18T05:33:47Z
source:         APNIC

% Information related to 'AS137530 - AS138553'

as-block:       AS137530 - AS138553
descr:          APNIC ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-02-16T12:29:14Z
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 1.88.34 (WHOIS-US2)

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"
  }, {
    "as_block" : "AS137530 - AS138553",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "IA55-AP" ],
    "tech_contacts" : [ "IH123-AP" ],
    "mnt_by" : [ "MNT-APJII-ID" ],
    "mnt_lower" : [ "MNT-APJII-ID" ],
    "date_updated" : "2026-02-16",
    "source" : "IDNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS138509",
    "as_name" : "RELATIONCABLENETWORK-AS-AP",
    "description" : [ "RELATION CABLE NETWORK" ],
    "country" : "BD",
    "organization" : "ORG-RCN2-AP",
    "admin_contacts" : [ "RCNA3-AP" ],
    "tech_contacts" : [ "RCNA3-AP" ],
    "abuse_contacts" : [ "AR1039-AP" ],
    "mnt_irt" : [ "IRT-RELATIONCABLENETWORK-BD" ],
    "mnt_routes" : [ "MAINT-RELATIONCABLENETWORK-BD" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-09-07",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-RELATIONCABLENETWORK-BD",
    "address" : [ "Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315" ],
    "street" : "Abid Complex Bhatiary Sitakunda",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4315",
    "email" : [ "irtinfo@rcnetbd.com" ],
    "abuse_mailbox" : [ "abuse@rcnetbd.com" ],
    "phone" : [ "+8801619150200" ],
    "admin_contacts" : [ "RCNA3-AP" ],
    "tech_contacts" : [ "RCNA3-AP" ],
    "remarks" : [ "admin@rcnetbd.com", "abuse@rcnetbd.com is invalid", "irtinfo@rcnetbd.com was validated on 2025-12-03" ],
    "mnt_by" : [ "MAINT-RELATIONCABLENETWORK-BD" ],
    "date_updated" : "2025-12-03",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-RCN2-AP",
    "name" : "RELATION CABLE NETWORK",
    "type" : "LIR",
    "address" : [ "Abid Complex, Bhatiary Sitakunda", "Old BMA ROAD", "Bhatiari", "Sitakunda" ],
    "street" : "Old Bma Road Bhatiari Sitakunda",
    "country" : [ "BD" ],
    "email" : [ "info@rcnetbd.com" ],
    "phone" : [ "+8801619626763" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "RCNA3-AP",
    "name" : "RELATION CABLE NETWORK administrator",
    "address" : [ "Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315" ],
    "street" : "Abid Complex Bhatiary Sitakunda",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4315",
    "country" : "BD",
    "email" : [ "abuse@rcnbdnet.com" ],
    "phone" : [ "+8801619150200" ],
    "admin_contacts" : [ "RCNA3-AP" ],
    "tech_contacts" : [ "RCNA3-AP" ],
    "mnt_by" : [ "MAINT-RELATIONCABLENETWORK-BD" ],
    "date_updated" : "2018-12-18",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "RCNA3-AP",
    "name" : "RELATION CABLE NETWORK administrator",
    "address" : [ "Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315" ],
    "street" : "Abid Complex Bhatiary Sitakunda",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4315",
    "country" : "BD",
    "email" : [ "abuse@rcnbdnet.com" ],
    "phone" : [ "+8801619150200" ],
    "admin_contacts" : [ "RCNA3-AP" ],
    "tech_contacts" : [ "RCNA3-AP" ],
    "mnt_by" : [ "MAINT-RELATIONCABLENETWORK-BD" ],
    "date_updated" : "2018-12-18",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AR1039-AP",
    "name" : "ABUSE RELATIONCABLENETWORKBD",
    "address" : [ "Abid Complex, Bhatiary Sitakunda, Chittagong Chittagong 4315" ],
    "street" : "Abid Complex Bhatiary Sitakunda",
    "city" : "Chittagong",
    "state" : "CHITTAGONG",
    "zip_code" : "4315",
    "country" : "ZZ",
    "email" : [ "irtinfo@rcnetbd.com" ],
    "abuse_mailbox" : [ "abuse@rcnetbd.com" ],
    "phone" : [ "+8801619150200" ],
    "admin_contacts" : [ "RCNA3-AP" ],
    "tech_contacts" : [ "RCNA3-AP" ],
    "remarks" : [ "Generated from irt object IRT-RELATIONCABLENETWORK-BD", "abuse@rcnetbd.com is invalid", "irtinfo@rcnetbd.com was validated on 2025-12-03" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-12-03",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
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

hostmaster@idnic.net

Abuse Contacts

abuse@rcnbdnet.com abuse@rcnetbd.com