138146 NORTHBENGALONLINE-AS-AP - Mohammad SAHIDUL ISLAM, BD
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS139009 WSCL-AS-AP - Windstream Communication Limited, BD
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 38315 AS138146 ORIGIN Originate: 1024 /22.00 Transit: 0 /0.00 NORTHBENGALONLINE-AS-AP - Mohammad SAHIDUL ISLAM, 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 % 13895 AS138146 NORTHBENGALONLINE-AS-AP - Mohammad SAHIDUL IS 4 4 1 1 3 75.00% Prefix AS Path Aggregation Suggestion 103.121.60.0/22 4608 6939 139009 138146 138146 138146 + Announce - aggregate of 103.121.60.0/23 (4608 6939 139009 138146 138146 138146) and 103.121.62.0/23 (4608 6939 139009 138146 138146 138146) 103.121.60.0/24 4608 6939 139009 138146 138146 138146 - Withdrawn - aggregated with 103.121.61.0/24 (4608 6939 139009 138146 138146 138146) 103.121.61.0/24 4608 6939 139009 138146 138146 138146 - Withdrawn - aggregated with 103.121.60.0/24 (4608 6939 139009 138146 138146 138146) 103.121.62.0/24 4608 6939 139009 138146 138146 138146 - Withdrawn - aggregated with 103.121.63.0/24 (4608 6939 139009 138146 138146 138146) 103.121.63.0/24 4608 6939 139009 138146 138146 138146 - Withdrawn - aggregated with 103.121.62.0/24 (4608 6939 139009 138146 138146 138146)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS138146 4 More Specifics 4 Total Advertisements NORTHBENGALONLINE-AS-AP - Mohammad SAHIDUL ISLAM, BD
103.121.60.0/24 103.121.60.0/22
103.121.61.0/24 103.121.60.0/22
103.121.62.0/24 103.121.60.0/22
103.121.63.0/24 103.121.60.0/22
whois: 402603
IANA has recorded AS138146 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS138146\n % [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 'AS138146'
% Abuse contact for 'AS138146' is 'abuse@northbengalonline.com.bd'
aut-num: AS138146
as-name: NORTHBENGALONLINE-AS-AP
descr: Mohammad SAHIDUL ISLAM
country: BD
org: ORG-NBO1-AP
admin-c: NBOA1-AP
tech-c: NBOA1-AP
abuse-c: AN1149-AP
mnt-lower: MAINT-NORTHBENGALONLINE-BD
mnt-routes: MAINT-NORTHBENGALONLINE-BD
mnt-by: APNIC-HM
mnt-irt: IRT-NORTHBENGALONLINE-BD
last-modified: 2021-01-18T02:02:32Z
source: APNIC
irt: IRT-NORTHBENGALONLINE-BD
address: Allahar Dan, Holding-260, Ward-20, Sultanabad, Ghoramara, Boalia, Rajshahi-6100
e-mail: sahidul@northbengalonline.com.bd
abuse-mailbox: abuse@northbengalonline.com.bd
admin-c: NBOA1-AP
tech-c: NBOA1-AP
auth: # Filtered
remarks: sahidul@northbengalonline.com.bd is valid
remarks: sahidul@northbengalonline.com.bd is valid
remarks: sahidul@northbengalonline.com.bd is invalid
remarks: abuse@northbengalonline.com.bd is invalid
mnt-by: MAINT-NORTHBENGALONLINE-BD
last-modified: 2026-05-06T13:08:51Z
source: APNIC
organisation: ORG-NBO1-AP
org-name: North Bengal Online
org-type: LIR
country: BD
address: Allahar Dan, Holding-260, Ward-20,
address: Sultanabad, Ghoramara, Boalia,
phone: +8801712578728
e-mail: sahidul@northbengalonline.com.bd
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:17:37Z
source: APNIC
role: ABUSE NORTHBENGALONLINEBD
country: ZZ
address: Allahar Dan, Holding-260, Ward-20, Sultanabad, Ghoramara, Boalia, Rajshahi-6100
phone: +000000000
e-mail: sahidul@northbengalonline.com.bd
admin-c: NBOA1-AP
tech-c: NBOA1-AP
nic-hdl: AN1149-AP
remarks: Generated from irt object IRT-NORTHBENGALONLINE-BD
remarks: sahidul@northbengalonline.com.bd is invalid
remarks: abuse@northbengalonline.com.bd is invalid
abuse-mailbox: abuse@northbengalonline.com.bd
mnt-by: APNIC-ABUSE
last-modified: 2026-05-06T13:10:01Z
source: APNIC
role: North Bengal Online administrator
address: Allahar Dan, Holding-260, Ward-20,, Sultanabad, Ghoramara, Boalia,, Rajshahi
country: BD
phone: +8801712578728
fax-no: +8801712578728
e-mail: abuse@northbengalonline.com.bd
admin-c: NBOA1-AP
tech-c: NBOA1-AP
nic-hdl: NBOA1-AP
mnt-by: MAINT-NORTHBENGALONLINE-BD
last-modified: 2018-08-16T12:35:52Z
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 1.88.48 (WHOIS-AU5)