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

% [whois.apnic.net]
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% Information related to '139.5.220.0 - 139.5.223.255'

% Abuse contact for '139.5.220.0 - 139.5.223.255' is 'info.easytelecom@gmail.com'

inetnum:        139.5.220.0 - 139.5.223.255
netname:        ETN
descr:          EASY TELNET SERVICES PVT. LTD.
admin-c:        NA567-AP
tech-c:         NA567-AP
country:        IN
mnt-by:         MAINT-IN-IRINN
mnt-lower:      MAINT-IN-IRINN
mnt-irt:        IRT-ETN-IN
mnt-routes:     MAINT-IN-ETN
mnt-routes:     MAINT-IN-IRINN
status:         ALLOCATED PORTABLE
last-modified:  2025-08-11T22:56:47Z
source:         APNIC

irt:            IRT-ETN-IN
address:        OPP. GUPTA NURSING HOME, NEW COLONY ROAD,PALWAL,Palwal,Haryana-121102
e-mail:         info.etspl@gmail.com
abuse-mailbox:  info.easytelecom@gmail.com
admin-c:        NA567-AP
tech-c:         NA567-AP
auth:           # Filtered
mnt-by:         MAINT-IN-ETN
mnt-by:         MAINT-IN-IRINN
last-modified:  2026-01-12T05:14:55Z
source:         APNIC

role:           Network Administrator
address:        OPP. GUPTA NURSING HOME, NEW COLONY ROAD,PALWAL,Palwal,Haryana-121102
country:        IN
phone:          +91 01275400200
e-mail:         info.etspl@gmail.com
admin-c:        SC2704-AP
tech-c:         SC2704-AP
nic-hdl:        NA567-AP
mnt-by:         MAINT-IN-ETN
mnt-by:         MAINT-IN-IRINN
last-modified:  2025-09-27T10:34:44Z
source:         APNIC

% Information related to '139.5.221.0/24AS135224'

route:          139.5.221.0/24
descr:          EASY TELNET SERVICES PVT. LTD.
origin:         AS135224
mnt-by:         MAINT-IN-ETN
mnt-by:         MAINT-IN-IRINN
mnt-routes:     MAINT-IN-IRINN
mnt-routes:     MAINT-IN-ETN
last-modified:  2025-12-14T22:24:23Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)