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

% [whois.apnic.net]
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% Information related to '14.139.208.240 - 14.139.208.255'

% Abuse contact for '14.139.208.240 - 14.139.208.255' is 'abuseteam@nkn.in'

inetnum:        14.139.208.240 - 14.139.208.255
netname:        NKN-NIT-MEG
descr:          National Institute of Technology, Shillong
country:        IN
admin-c:        NNA22-AP
tech-c:         SAD11-AP
abuse-c:        AN2167-AP
status:         ASSIGNED NON-PORTABLE
notify:         anup.dandapat@gmail.com
mnt-by:         MAINT-RSMANI-NKN-IN
mnt-lower:      MAINT-NKN-IN
mnt-routes:     MAINT-RSMANI-NKN-IN
mnt-irt:        IRT-NKN-NIT-MEGH
last-modified:  2021-02-03T13:43:54Z
source:         APNIC

irt:            IRT-NKN-NIT-MEGH
address:        Bijni Complex, Laitumkhrah,
address:        Shillong, Meghalaya-793003
address:        India
e-mail:         abuseteam@nkn.in
abuse-mailbox:  abuseteam@nkn.in
admin-c:        NNA22-AP
tech-c:         SAD11-AP
auth:           # Filtered
remarks:        -----------------------------------------------
remarks:        send general emails to support.ml@nkn.in
remarks:        -----------------------------------------------
remarks:        abuseteam@nkn.in was validated on 2026-09-02
mnt-by:         MAINT-RSMANI-NKN-IN
last-modified:  2026-09-02T03:53:01Z
source:         APNIC

role:           ABUSE NKNNITMEGH
country:        ZZ
address:        Bijni Complex, Laitumkhrah,
address:        Shillong, Meghalaya-793003
address:        India
phone:          +000000000
e-mail:         abuseteam@nkn.in
admin-c:        NNA22-AP
tech-c:         SAD11-AP
nic-hdl:        AN2167-AP
remarks:        Generated from irt object IRT-NKN-NIT-MEGH
remarks:        abuseteam@nkn.in was validated on 2026-09-02
abuse-mailbox:  abuseteam@nkn.in
mnt-by:         APNIC-ABUSE
last-modified:  2026-09-02T03:57:23Z
source:         APNIC

role:           NKN - Network Administrator
address:        National Knowledge Network
address:        3rd Floor, Block III,
address:        Delhi IT Park, Shastri Park
address:        New Delhi - 110053
country:        IN
phone:          +91 - 1800111555
e-mail:         support@nkn.in
admin-c:        DC2904-AP
tech-c:         GK397-AP
nic-hdl:        NNA22-AP
abuse-mailbox:  abuseteam@nkn.in
mnt-by:         MAINT-RSMANI-NKN-IN
last-modified:  2024-11-22T06:11:27Z
source:         APNIC

person:         Shri Anup Dandapat
address:        Bijni Complex, Laitumkhrah, Shillong, Meghalaya-793003
country:        IN
phone:          +91-9485177019
e-mail:         anup.dandapat@gmail.com
nic-hdl:        SAD11-AP
mnt-by:         MAINT-RSMANI-NKN-IN
last-modified:  2016-03-31T09:12:08Z
source:         APNIC

% Information related to '14.139.208.0/24AS55824'

route:          14.139.208.0/24
origin:         AS55824
descr:          National Knowledge Network
                National Knowledge Network
                3rd Floor, Block III,
                Delhi IT Park, Shastri Park,
mnt-by:         MAINT-RSMANI-NKN-IN
last-modified:  2025-10-07T06:48:46Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)