Results returned from whois.arin.net:

#
# The following results may also be obtained via:
# http://whois.arin.net/rest/nets;q=91.203.4.62?showDetails=true&showARIN=false
#

NetRange:       91.0.0.0 - 91.255.255.255
CIDR:           91.0.0.0/8
OriginAS:       
NetName:        91-RIPE
NetHandle:      NET-91-0-0-0-1
Parent:         
NetType:        Allocated to RIPE NCC
NameServer:     TINNIE.ARIN.NET
NameServer:     NS-PRI.RIPE.NET
NameServer:     SUNIC.SUNET.SE
NameServer:     SEC3.APNIC.NET
NameServer:     NS2.LACNIC.NET
NameServer:     SEC1.APNIC.NET
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
RegDate:        2005-06-30
Updated:        2009-05-18
Ref:            http://whois.arin.net/rest/net/NET-91-0-0-0-1

OrgName:        RIPE Network Coordination Centre
OrgId:          RIPE
Address:        P.O. Box 10096
City:           Amsterdam
StateProv:      
PostalCode:     1001EB
Country:        NL
RegDate:        
Updated:        2004-12-13
Ref:            http://whois.arin.net/rest/org/RIPE

ReferralServer: whois://whois.ripe.net:43

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#


Results returned from whois.ripe.net:
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Information related to '91.203.4.0 - 91.203.7.255'

inetnum:        91.203.4.0 - 91.203.7.255
netname:        TUTHOST
descr:          Denis Pavlovich Semenyuk
descr:          TutHost network
country:        UA
org:            ORG-PDPS1-RIPE
admin-c:        TUTH-RIPE
tech-c:         TUTH-RIPE
status:         ASSIGNED PI
notify:         tuthost@gmail.com
mnt-by:         TUTH-MNT
mnt-by:         RIPE-NCC-HM-PI-MNT
mnt-lower:      RIPE-NCC-HM-PI-MNT
mnt-domains:    TUTH-MNT
mnt-routes:     TUTH-MNT
mnt-routes:     AS6877-MNT
mnt-routes:     AS6849-MNT
changed:        hostmaster@ripe.net 20080313
changed:        support@tuthost.com 20090914
source:         RIPE

organisation:   ORG-PDPS1-RIPE
org-name:       Denis Pavlovich Semenyuk
org-type:       OTHER
address:        03087, Ukraine, Kiev, p.o. box 66
address:        Ukraine, Kiev
phone:          +380 44 3323050
e-mail:         service@tuthost.com
admin-c:        TUTH-RIPE
tech-c:         TUTH-RIPE
mnt-ref:        TUTH-MNT
mnt-by:         TUTH-MNT
changed:        support@tuthost.com 20071121
changed:        support@tuthost.com 20100519
source:         RIPE

role:           TutHost NOC
address:        03087, Ukraine, Kiev, p.o. box 66
phone:          +380 44 3323050
e-mail:         support@tuthost.com
admin-c:        DPS35-RIPE
admin-c:        IDE81-RIPE
tech-c:         IDE81-RIPE
nic-hdl:        TUTH-RIPE
mnt-by:         TUTH-MNT
changed:        support@tuthost.com 20071121
source:         RIPE
abuse-mailbox:  abuse@tuthost.com
remarks:        - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
remarks:        Technical contact............ : support@tuthost.com
remarks:        Billing contact.............. : billing@tuthost.com
remarks:        Spam,attacks,virus reports... : abuse@tuthost.com

% Information related to '91.203.4.0/23AS44820'

route:          91.203.4.0/23
descr:          TutHost /23 part 1
origin:         AS44820
mnt-by:         TUTH-MNT
changed:        support@tuthost.com 20080318
source:         RIPE

% Information related to '91.203.4.0/22AS6849'

route:          91.203.4.0/22
descr:          AGGREGATE BLOCK FOR UKRTELECOM  DATA CENTER TUTHOST
origin:         AS6849
mnt-by:         AS6849-MNT
changed:        aremiga@ukrtel.net 20090223
source:         RIPE