128.204.223.0/24

NetRange:       128.204.0.0 - 128.204.255.255
CIDR:           128.204.0.0/16
NetName:        RIPE-ERX-128-204-0-0
NetHandle:      NET-128-204-0-0-1
Parent:         NET128 (NET-128-0-0-0-0)
NetType:        Early Registrations, Transferred to RIPE NCC
OriginAS:       
Organization:   RIPE Network Coordination Centre (RIPE)
RegDate:        2010-11-03
Updated:        2010-11-17
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/128.204.0.0

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:        128.204.223.0 - 128.204.223.255
netname:        ECO-ATMAN-PL-20111228
descr:          DevonStudio Sp. z o.o. ECO-ATMAN-PL
country:        PL
admin-c:        NT802-RIPE
tech-c:         NT802-RIPE
status:         ASSIGNED PA
mnt-by:         ATMAN-MNT
mnt-lower:      ATMAN-MNT
mnt-routes:     ATMAN-MNT
created:        2013-08-22T10:41:42Z
last-modified:  2016-09-28T10:43:30Z
source:         RIPE

person:         NOC TEAM
address:        DevonStudio Sp. z o.o.
address:        Solec 81b/73a
address:        00-382 Warsaw
address:        Poland
phone:          +48223784441
nic-hdl:        NT802-RIPE
mnt-by:         DEVON-MNT
created:        2008-02-18T14:16:07Z
last-modified:  2023-07-06T23:55:17Z
source:         RIPE # Filtered

route:          128.204.223.0/24
descr:          ECOSERV
origin:         AS57367
mnt-by:         ATMAN-MNT
created:        2013-05-21T13:10:40Z
last-modified:  2016-09-28T12:05:51Z
source:         RIPE