IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
NetRange: 192.12.238.0 - 192.12.238.255 CIDR: 192.12.238.0/24 NetName: CU-BOULDER NetHandle: NET-192-12-238-0-1 Parent: NET192 (NET-192-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: University of Colorado (UNIVER-24) RegDate: 1986-03-11 Updated: 2021-12-14 Ref: https://rdap.arin.net/registry/ip/192.12.238.0 OrgName: University of Colorado OrgId: UNIVER-24 Address: Office of Information Technology Address: 3645 Marine Street City: Boulder StateProv: CO PostalCode: 80309-0455 Country: US RegDate: 1986-03-11 Updated: 2019-06-25 Ref: https://rdap.arin.net/registry/entity/UNIVER-24 OrgTechHandle: CUBOU-ARIN OrgTechName: CUBoulder OrgTechPhone: +1-303-735-4357 OrgTechEmail: arinadmin@colorado.edu OrgTechRef: https://rdap.arin.net/registry/entity/CUBOU-ARIN OrgAbuseHandle: ABUSE306-ARIN OrgAbuseName: Abuse OrgAbusePhone: +1-303-735-4357 OrgAbuseEmail: abuse@colorado.edu OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE306-ARIN RTechHandle: CUBOU-ARIN RTechName: CUBoulder RTechPhone: +1-303-735-4357 RTechEmail: arinadmin@colorado.edu RTechRef: https://rdap.arin.net/registry/entity/CUBOU-ARIN RAbuseHandle: ABUSE306-ARIN RAbuseName: Abuse RAbusePhone: +1-303-735-4357 RAbuseEmail: abuse@colorado.edu RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE306-ARIN