IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
NetRange: 199.231.128.0 - 199.231.150.255 CIDR: 199.231.148.0/23, 199.231.150.0/24, 199.231.128.0/20, 199.231.144.0/22 NetName: LOUISVILLE-199-231-128-0 NetHandle: NET-199-231-128-0-1 Parent: NET199 (NET-199-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Ntirety, Inc. (WCP32) RegDate: 1996-03-12 Updated: 2012-03-20 Ref: https://rdap.arin.net/registry/ip/199.231.128.0 OrgName: Ntirety, Inc. OrgId: WCP32 Address: 20 N. Wacker Dr. Suite 1000 City: Chicago StateProv: IL PostalCode: 60606 Country: US RegDate: 2009-07-02 Updated: 2026-06-05 Ref: https://rdap.arin.net/registry/entity/WCP32 OrgTechHandle: IPADM271-ARIN OrgTechName: IP Admin OrgTechPhone: +1-302-731-4948 OrgTechEmail: ipadmin@ntirety.com OrgTechRef: https://rdap.arin.net/registry/entity/IPADM271-ARIN OrgAbuseHandle: ABUSE1072-ARIN OrgAbuseName: Abuse OrgAbusePhone: +1-302-731-4948 OrgAbuseEmail: abuse@hostmysite.com OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1072-ARIN