# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # NetRange: 144.230.0.0 - 144.230.255.255 CIDR: 144.230.0.0/16 NetName: COGENT-144-230-0 NetHandle: NET-144-230-0-0-1 Parent: NET144 (NET-144-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Sprint (SPRN-Z) RegDate: 1991-01-11 Updated: 2025-08-28 Ref: https://rdap.arin.net/registry/ip/144.230.0.0 OrgName: Sprint OrgId: SPRN-Z Address: 2450 N Street NW City: Washington StateProv: DC PostalCode: 20037 Country: US RegDate: 2020-11-16 Updated: 2025-02-24 Comment: For abuse issues please send email to abuse@cogentco.com Comment: Comment: Law Enforcement requests should call the Corporate Security Hotline at Comment: 800-877-7330, option 3 Comment: Comment: Reassignment information for this block can be found at rwhois.cogentco.com 4321 Comment: Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv Ref: https://rdap.arin.net/registry/entity/SPRN-Z ReferralServer: rwhois://rwhois.cogentco.com:4321 OrgTechHandle: SWIS1-ARIN OrgTechName: SprintLink Wireline IP Services OrgTechPhone: +1-888-667-7771 OrgTechEmail: deipaddy@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/SWIS1-ARIN OrgAbuseHandle: SWAET-ARIN OrgAbuseName: SprintLink Wireline AUP Enforcement Team OrgAbusePhone: +1-800-232-6895 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/SWAET-ARIN OrgTechHandle: SIE-ARIN OrgTechName: Sprint IP Engineering OrgTechPhone: +1-571-250-6511 OrgTechEmail: deipaddy@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/SIE-ARIN OrgTechHandle: CHUYI-ARIN OrgTechName: Chu, Yi OrgTechPhone: +1-877-875-4311 OrgTechEmail: ychu@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/CHUYI-ARIN OrgTechHandle: IPALL-ARIN OrgTechName: IP Allocation OrgTechPhone: +1-877-875-4311 OrgTechEmail: ipalloc@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN RAbuseHandle: COGEN-ARIN RAbuseName: Cogent Abuse RAbusePhone: +1-877-875-4311 RAbuseEmail: abuse@cogentco.com RAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN RNOCHandle: ZC108-ARIN RNOCName: Cogent Communications RNOCPhone: +1-877-875-4311 RNOCEmail: noc@cogentco.com RNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN RTechHandle: IPALL-ARIN RTechName: IP Allocation RTechPhone: +1-877-875-4311 RTechEmail: ipalloc@cogentco.com RTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # Found a referral to rwhois.cogentco.com:4321. %rwhois V-1.5:0010b0:00 rwhois.cogentco.com (CGNT rwhoisd 1.2.1) network:ID:NET4-90E6800011 network:Network-Name:NET4-90E6800011 network:IP-Network:144.230.128.0/17 network:Org-Name:Rackdog, LLC network:Street-Address:21635 RED RUM DRIVE network:City:ASHBURN network:State:VA network:Country:US network:Postal-Code:20147 network:Tech-Contact:ZC108-ARIN network:Updated:2025-08-26 17:37:51 %ok