138.3.204.0/24

NetRange:       138.3.0.0 - 138.4.255.255
CIDR:           138.3.0.0/16, 138.4.0.0/16
NetName:        RIPE-ERX-138-3-0-0
NetHandle:      NET-138-3-0-0-1
Parent:         NET138 (NET-138-0-0-0-0)
NetType:        Early Registrations, Transferred to RIPE NCC
OriginAS:       
Organization:   RIPE Network Coordination Centre (RIPE)
RegDate:        2003-12-11
Updated:        2003-12-11
Comment:        These addresses have been further assigned to users in
Comment:        the RIPE NCC region.  Contact information can be found in
Comment:        the RIPE database at http://www.ripe.net/whois
Ref:            https://rdap.arin.net/registry/ip/138.3.0.0

ResourceLink:  https://apps.db.ripe.net/search/query.html
ResourceLink:  whois.ripe.net

OrgName:        RIPE Network Coordination Centre
OrgId:          RIPE
Address:        P.O. Box 10096
City:           Amsterdam
StateProv:      
PostalCode:     1001EB
Country:        NL
RegDate:        
Updated:        2013-07-29
Ref:            https://rdap.arin.net/registry/entity/RIPE

ReferralServer:  whois://whois.ripe.net
ResourceLink:  https://apps.db.ripe.net/search/query.html

OrgAbuseHandle: ABUSE3850-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +31205354444 
OrgAbuseEmail:  abuse@ripe.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3850-ARIN

OrgTechHandle: RNO29-ARIN
OrgTechName:   RIPE NCC Operations
OrgTechPhone:  +31 20 535 4444 
OrgTechEmail:  hostmaster@ripe.net
OrgTechRef:    https://rdap.arin.net/registry/entity/RNO29-ARIN

Found a referral to whois.ripe.net.

inetnum:        138.3.0.0 - 138.3.255.255
netname:        ORACLE-UK
descr:          Oracle Network Information Services group
descr:          The Ring
descr:          Bracknell
descr:          Berkshire RG12 1BW
country:        GB
org:            ORG-OSA29-RIPE
admin-c:        ORCL1-RIPE
tech-c:         ORCL1-RIPE
status:         LEGACY
mnt-by:         ORCL-MNT
mnt-lower:      ORCL-MNT
mnt-routes:     ORCL-MNT
created:        2003-11-10T18:09:10Z
last-modified:  2019-12-04T13:13:36Z
source:         RIPE

organisation:   ORG-OSA29-RIPE
org-name:       Oracle Svenska AB
country:        SE
org-type:       LIR
address:        Rsundavgen 4
                Box 1429
address:        169 57
address:        Solna
address:        SWEDEN
phone:          +4684773376
fax-no:         +4684773376
abuse-c:        AR17199-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        ORCL-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         ORCL-MNT
created:        2010-12-02T11:14:19Z
last-modified:  2020-12-16T12:47:27Z
source:         RIPE # Filtered

role:           Domain Administrator
address:        500 Oracle Parkway, M/S 501ip3
address:        Redwood Shores
address:        CA, 94065
admin-c:        RN3825-RIPE
admin-c:        CM16298-RIPE
admin-c:        MP29448-RIPE
admin-c:        JH27328-RIPE
admin-c:        GB21983-RIPE
admin-c:        SS33835-RIPE
abuse-mailbox:  domain-contact_ww_grp@oracle.com
nic-hdl:        ORCL1-RIPE
mnt-by:         ORCL-MNT
created:        2016-03-15T11:29:38Z
last-modified:  2019-02-06T16:27:54Z
source:         RIPE # Filtered