23860 ALLIANCE-GATEWAY-AS-AP Alliance Broadband Services Pvt. Ltd.,Alliance Gateway AS,Broadband Services Provider,Kolkata,India
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System
AS9498 BBIL-AP BHARTI BT INTERNET LTD.
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6662 AS23860 ORIGIN Originate: 8704 /18.91 Transit: 0 /0.00 ALLIANCE-GATEWAY-AS-AP Alliance Broadband Services Pvt. Ltd.,Alliance Gateway AS,Broadband Services Provider,Kolkata,India
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 % 1584 AS23860 ALLIANCE-GATEWAY-AS-AP Alliance Broadban 13 10 2 5 8 61.54% Prefix AS Path Aggregation Suggestion 116.193.128.0/21 4637 6453 4755 23860 116.193.128.0/23 4637 3491 701 9498 23860 + Announce - aggregate of 116.193.128.0/24 (4637 3491 701 9498 23860) and 116.193.129.0/24 (4637 3491 701 9498 23860) 116.193.128.0/24 4637 3491 701 9498 23860 - Withdrawn - aggregated with 116.193.129.0/24 (4637 3491 701 9498 23860) 116.193.129.0/24 4637 3491 701 9498 23860 - Withdrawn - aggregated with 116.193.128.0/24 (4637 3491 701 9498 23860) 202.78.232.0/21 4637 6453 4755 23860 202.78.232.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 202.78.232.0/21 4637 6453 4755 23860 202.78.233.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 202.78.232.0/21 4637 6453 4755 23860 202.78.234.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 202.78.232.0/21 4637 6453 4755 23860 203.171.240.0/21 4637 6453 4755 23860 203.171.240.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 203.171.240.0/21 4637 6453 4755 23860 203.171.241.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 203.171.240.0/21 4637 6453 4755 23860 203.171.242.0/24 4637 6453 4755 23860 - Withdrawn - matching aggregate 203.171.240.0/21 4637 6453 4755 23860 203.171.244.0/23 4637 7473 9498 23860 + Announce - aggregate of 203.171.244.0/24 (4637 7473 9498 23860) and 203.171.245.0/24 (4637 7473 9498 23860) 203.171.244.0/24 4637 7473 9498 23860 - Withdrawn - aggregated with 203.171.245.0/24 (4637 7473 9498 23860) 203.171.245.0/24 4637 7473 9498 23860 - Withdrawn - aggregated with 203.171.244.0/24 (4637 7473 9498 23860)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23860 24 More Specifics 27 Total Advertisements ALLIANCE-GATEWAY-AS-AP Alliance Broadband Services Pvt. Ltd.,Alliance Gateway AS,Broadband Services Provider,Kolkata,India
116.193.128.0/24 116.193.128.0/21
116.193.129.0/24 116.193.128.0/21
116.193.130.0/24 116.193.128.0/21
116.193.131.0/24 116.193.128.0/21
116.193.132.0/24 116.193.128.0/21
116.193.133.0/24 116.193.128.0/21
116.193.134.0/24 116.193.128.0/21
116.193.135.0/24 116.193.128.0/21
116.193.136.0/24 116.193.136.0/21
116.193.137.0/24 116.193.136.0/21
116.193.138.0/24 116.193.136.0/21
116.193.139.0/24 116.193.136.0/21
116.193.140.0/24 116.193.136.0/21
116.193.141.0/24 116.193.136.0/21
116.193.142.0/24 116.193.136.0/21
116.193.143.0/24 116.193.136.0/21
202.78.232.0/24 202.78.232.0/21
202.78.233.0/24 202.78.232.0/21
202.78.234.0/24 202.78.232.0/21
203.171.240.0/24 203.171.240.0/21
203.171.241.0/24 203.171.240.0/21
203.171.242.0/24 203.171.240.0/21
203.171.244.0/24 203.171.240.0/21
203.171.245.0/24 203.171.240.0/21
whois: 402332
IANA has recorded AS23860 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23860\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23854 - AS23944'
as-block: AS23854 - AS23944
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: 2008-09-04T06:40:26Z
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 'AS23860'
% Abuse contact for 'AS23860' is 'support@alliancekolkata.com'
aut-num: AS23860
as-name: ALLIANCE-GATEWAY-AS-AP
descr: Alliance Broadband Services Pvt. Ltd.
country: IN
import: from AS4755 action pref=100; accept ANY
import: from AS9498 action pref=110; accept ANY
export: to AS4755 announce AS23860
export: to AS9498 announce AS23860
default: to AS4755 action pref=10; networks ANY
remarks: www.alliancekolkata.com
admin-c: SA654-AP
tech-c: SA654-AP
notify: abhishek@alliancekolkata.com
mnt-routes: MAINT-IN-ABSPL
mnt-by: MAINT-IN-IRINN
mnt-irt: IRT-ALLIANCEBROADBAND-IN
last-modified: 2016-05-13T06:31:49Z
source: APNIC
irt: IRT-ALLIANCEBROADBAND-IN
address: P-89 CIT Road
address: Kolkata - 700014, India
e-mail: support@alliancekolkata.com
abuse-mailbox: support@alliancekolkata.com
admin-c: DM254-AP
tech-c: DM254-AP
auth: # Filtered
mnt-by: MAINT-IN-TAMANNA
mnt-by: MAINT-IN-IRINN
last-modified: 2026-04-17T06:05:00Z
source: APNIC
person: Sk Akramul Alam
nic-hdl: SA654-AP
e-mail: ipadmin@alliancekolkata.com
address: P-89 C.I.T Road
address: 2nd Floor,
address: Kolkata - 700014, India
phone: +91-33-39837800
fax-no: +91-33-39829588
country: IN
mnt-by: MAINT-IN-ABSPL
mnt-by: MAINT-IN-IRINN
last-modified: 2025-09-27T09:36:15Z
source: APNIC
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