# # 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 1997-2026, American Registry for Internet Numbers, Ltd. # # start NetRange: 38.0.0.0 - 38.255.255.255 CIDR: 38.0.0.0/8 NetName: COGENT-A NetHandle: NET-38-0-0-0-1 Parent: () NetType: Direct Allocation OriginAS: Organization: Cogent Communications, LLC (COGC) RegDate: 1991-04-16 Updated: 2025-09-23 Ref: https://rdap.arin.net/registry/ip/38.0.0.0 OrgName: Cogent Communications, LLC OrgId: COGC Address: 2450 N Street NW City: Washington StateProv: DC PostalCode: 20037 Country: US RegDate: 2000-05-30 Updated: 2025-09-23 Comment: Geofeed https://geofeed.cogentco.com/geofeed.csv Ref: https://rdap.arin.net/registry/entity/COGC ReferralServer: rwhois://rwhois.cogentco.com:4321 OrgNOCHandle: ZC108-ARIN OrgNOCName: Cogent Communications OrgNOCPhone: +1-877-875-4311 OrgNOCEmail: noc@cogentco.com OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-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 # end # start NetRange: 38.243.0.0 - 38.243.255.255 CIDR: 38.243.0.0/16 NetName: RACKDOG-CGNT-115 NetHandle: NET-38-243-0-0-1 Parent: COGENT-A (NET-38-0-0-0-1) NetType: Reallocated OriginAS: Organization: Rackdog, LLC (RL-859) RegDate: 2025-12-30 Updated: 2025-12-30 Ref: https://rdap.arin.net/registry/ip/38.243.0.0 OrgName: Rackdog, LLC OrgId: RL-859 Address: 1013 Centre Rd. Suite 403-A City: Wilmington StateProv: DE PostalCode: 19805 Country: US RegDate: 2020-06-10 Updated: 2024-11-25 Ref: https://rdap.arin.net/registry/entity/RL-859 OrgAbuseHandle: ADMIN7476-ARIN OrgAbuseName: Administrator OrgAbusePhone: +1-833-722-5364 OrgAbuseEmail: contact@rackdog.com OrgAbuseRef: https://rdap.arin.net/registry/entity/ADMIN7476-ARIN OrgTechHandle: ADMIN7476-ARIN OrgTechName: Administrator OrgTechPhone: +1-833-722-5364 OrgTechEmail: contact@rackdog.com OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN7476-ARIN # end # # 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 1997-2026, 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:NET4-26F3000010 network:Network-Name:NET4-26F3000010 network:IP-Network:38.243.0.0/16 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:2025-12-08 18:34:08 %ok