192.91.191.0/24

NetRange:       192.91.191.0 - 192.91.191.255
CIDR:           192.91.191.0/24
NetName:        RIPE-ERX-192-91-191-0
NetHandle:      NET-192-91-191-0-1
Parent:         NET192 (NET-192-0-0-0-0)
NetType:        Early Registrations, Transferred to RIPE NCC
OriginAS:       
Organization:   RIPE Network Coordination Centre (RIPE)
RegDate:        2005-02-28
Updated:        2005-02-28
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/192.91.191.0

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:        192.91.191.0 - 192.91.191.255
descr:          Microsoft Azure for Operators
descr:          33 Genotin Road
descr:          Enfield
descr:          Middlesex EN1 2AG
descr:          GB
admin-c:        DC3734-RIPE
tech-c:         DC3734-RIPE
netname:        DATCON
country:        GB
status:         LEGACY
mnt-by:         DC-MNT-RIPE
created:        1970-01-01T00:00:00Z
last-modified:  2022-10-31T11:55:04Z
source:         RIPE
org:            ORG-DCL4-RIPE

organisation:   ORG-DCL4-RIPE
org-name:       Microsoft Azure for Operators
org-type:       OTHER
address:        Microsoft
address:        33 Genotin Road
address:        Enfield
address:        Middlesex EN1 2AG
address:        GB
abuse-c:        DC3734-RIPE
mnt-ref:        DC-MNT-RIPE
mnt-by:         DC-MNT-RIPE
created:        2004-11-03T16:13:02Z
last-modified:  2022-10-31T12:07:11Z
source:         RIPE # Filtered
admin-c:        DC3734-RIPE
tech-c:         DC3734-RIPE

role:           Microsoft Azure for Operators NOC Team
address:        Microsoft
address:        33 Genotin Road
address:        Enfield
address:        Middlesex EN1 2AG
address:        GB
admin-c:        AM1945-RIPE
tech-c:         AM1945-RIPE
abuse-mailbox:  networkoperations@metaswitch.com
nic-hdl:        DC3734-RIPE
mnt-by:         DC-MNT-RIPE
created:        2006-01-09T10:43:32Z
last-modified:  2022-10-31T12:06:33Z
source:         RIPE # Filtered
phone:          +44(208)3661177 ext. 222
org:            ORG-DCL4-RIPE

route:          192.91.191.0/24
descr:          Microsoft Azure for Operators
origin:         AS15248
org:            ORG-DCL4-RIPE
mnt-by:         DC-MNT-RIPE
created:        2012-03-31T14:27:00Z
last-modified:  2022-10-31T12:08:11Z
source:         RIPE

organisation:   ORG-DCL4-RIPE
org-name:       Microsoft Azure for Operators
org-type:       OTHER
address:        Microsoft
address:        33 Genotin Road
address:        Enfield
address:        Middlesex EN1 2AG
address:        GB
abuse-c:        DC3734-RIPE
mnt-ref:        DC-MNT-RIPE
mnt-by:         DC-MNT-RIPE
created:        2004-11-03T16:13:02Z
last-modified:  2022-10-31T12:07:11Z
source:         RIPE # Filtered
admin-c:        DC3734-RIPE
tech-c:         DC3734-RIPE