168.83.81.0/24

NetRange:       168.83.0.0 - 168.83.255.255
CIDR:           168.83.0.0/16
NetName:        LACNIC-ERX-168-83-0-0
NetHandle:      NET-168-83-0-0-1
Parent:         NET168 (NET-168-0-0-0-0)
NetType:        Transferred to LACNIC
OriginAS:       
Organization:   Latin American and Caribbean IP address Regional Registry (LACNIC)
RegDate:        2003-08-20
Updated:        2007-12-17
Comment:        This IP address range is under LACNIC responsibility
Comment:        for further allocations to users in LACNIC region.
Comment:        Please see http://www.lacnic.net/ for further details,
Comment:        or check the WHOIS server located at http://whois.lacnic.net
Ref:            https://rdap.arin.net/registry/ip/168.83.0.0

ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois
ResourceLink:  whois.lacnic.net

OrgName:        Latin American and Caribbean IP address Regional Registry
OrgId:          LACNIC
Address:        Rambla Republica de Mexico 6125
City:           Montevideo
StateProv:      
PostalCode:     11400
Country:        UY
RegDate:        2002-07-27
Updated:        2018-03-15
Ref:            https://rdap.arin.net/registry/entity/LACNIC

ReferralServer:  whois://whois.lacnic.net
ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois

OrgAbuseHandle: LWI100-ARIN
OrgAbuseName:   LACNIC Whois Info
OrgAbusePhone:  +598-2604-2222 
OrgAbuseEmail:  abuse@lacnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LWI100-ARIN

OrgTechHandle: LACNIC-ARIN
OrgTechName:   LACNIC Whois Info
OrgTechPhone:  +598-2604-2222 
OrgTechEmail:  whois-contact@lacnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/LACNIC-ARIN

Found a referral to whois.lacnic.net.

 

inetnum:     168.83.0.0/16
status:      assigned
owner:       Red Cientifica y Tecnologica Nacional
ownerid:     AR-RCYT1-LACNIC
address:     Secretaria de Ciencia y Tecnologia\nRed Cientifica y Tecnologica Nacional\nCordoba 831 3er Piso\n(1054) Buenos Aires
country:     AR
owner-c:     ALG15-ARIN
inetrev:     168.83.0.0/16
nserver:     PROTEUS.SECYT.GOV.AR
nsstat:      20240428 AA
nslastaa:    20240428
nserver:     THOR.SECYT.GOV.AR
nsstat:      20240428 AA
nslastaa:    20240428
created:     19940223
changed:     19971217
source:      ARIN-HISTORIC

nic-hdl:     ALG15-ARIN
person:      Andres Luis Giacomelli
e-mail:      postmaster@secyt.gov.ar
address:     Redcyt - Secretaria de Ciencia yTecnologia\nCordoba 831 - 3er piso\nCiudad Autonoma de Bs, 1054
country:     AR
phone:       +54-1-312-8917
source:      ARIN-HISTORIC