141.138.216.0/21

NetRange:       141.0.0.0 - 141.255.255.255
CIDR:           141.0.0.0/8
NetName:        RIPE-ERX-141
NetHandle:      NET-141-0-0-0-0
Parent:          ()
NetType:        Early Registrations, Maintained by RIPE NCC
OriginAS:       
Organization:   RIPE Network Coordination Centre (RIPE)
RegDate:        1993-05-01
Updated:        2009-05-18
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/141.0.0.0

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:        141.138.216.0 - 141.138.223.255
netname:        NL-CENSIT-20110704
country:        NL
org:            ORG-MPb3-RIPE
admin-c:        AP6540-RIPE
tech-c:         EJB26-RIPE
status:         ALLOCATED PA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MATRIXDATA-MNT
mnt-lower:      MATRIXDATA-MNT
mnt-routes:     MATRIXDATA-MNT
created:        2011-07-04T08:27:11Z
last-modified:  2023-10-04T08:19:45Z
source:         RIPE # Filtered

organisation:   ORG-MPb3-RIPE
org-name:       Matrix Groep B.V.
country:        NL
org-type:       LIR
address:        Raumurstraat 8
address:        3846BZ
address:        Harderwijk
address:        NETHERLANDS
phone:          +31341760000
fax-no:         +31341559793
admin-c:        AP6540-RIPE
admin-c:        EJB26-RIPE
abuse-c:        MAD128-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MATRIXDATA-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MATRIXDATA-MNT
created:        2010-01-21T12:17:36Z
last-modified:  2023-10-04T07:20:51Z
source:         RIPE # Filtered

person:         Andre Pater
address:        Matrix IT b.v.
address:        Reaumurstraat 8
address:        3846 BZ Harderwijk
address:        NETHERLANDS
mnt-by:         MNT-CENSIT
mnt-by:         MATRIXDATA-MNT
phone:          +31 (0)341760000
fax-no:         +31 (0)341559793
nic-hdl:        AP6540-RIPE
created:        2005-09-23T10:11:01Z
last-modified:  2023-10-04T07:18:15Z
source:         RIPE # Filtered

person:         Eibert-Jan Boeve
address:        Matrix IT b.v.
address:        Reaumurstraat 8
address:        3846 BZ Harderwijk
address:        NETHERLANDS
phone:          +31341760922
fax-no:         +31341559793
nic-hdl:        EJB26-RIPE
mnt-by:         MNT-CENSIT
created:        2010-06-01T21:02:48Z
last-modified:  2019-01-23T11:36:30Z
source:         RIPE # Filtered

route:          141.138.216.0/21
descr:          IMATRIX IPv4 Network
origin:         AS34612
mnt-by:         MNT-CENSIT
created:        2011-07-06T15:13:29Z
last-modified:  2011-07-06T15:13:29Z
source:         RIPE