% APNIC found the following authoritative answer from: whois.apnic.net

% [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
remarks:        support@alliancekolkata.com is invalid
mnt-by:         MAINT-IN-TAMANNA
last-modified:  2019-11-27T14:24:53Z
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
last-modified:  2017-05-22T03:10:57Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU2)

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