# # 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 OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN OrgNOCHandle: ZC108-ARIN OrgNOCName: Cogent Communications OrgNOCPhone: +1-877-875-4311 OrgNOCEmail: noc@cogentco.com OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-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: 38.27.109.0 - 38.27.109.255 CIDR: 38.27.109.0/24 NetName: THINKBIG-CGNT-NET-2 NetHandle: NET-38-27-109-0-1 Parent: COGENT-A (NET-38-0-0-0-1) NetType: Reallocated OriginAS: Organization: ThinkBig Networks, LLC (TNL-31) RegDate: 2025-02-20 Updated: 2026-04-09 Comment: Geofeed: https://geofeed.iqfiber.com/geofeed.csv Ref: https://rdap.arin.net/registry/ip/38.27.109.0 OrgName: ThinkBig Networks, LLC OrgId: TNL-31 Address: 519 Morgnec Rd. City: Chestertown StateProv: MD PostalCode: 21620 Country: US RegDate: 2017-03-03 Updated: 2025-01-30 Ref: https://rdap.arin.net/registry/entity/TNL-31 OrgTechHandle: TECHN1430-ARIN OrgTechName: Technical Support OrgTechPhone: +1-888-318-1372 OrgTechEmail: tech@thinkbignets.com OrgTechRef: https://rdap.arin.net/registry/entity/TECHN1430-ARIN OrgAbuseHandle: TECHN1430-ARIN OrgAbuseName: Technical Support OrgAbusePhone: +1-888-318-1372 OrgAbuseEmail: tech@thinkbignets.com OrgAbuseRef: https://rdap.arin.net/registry/entity/TECHN1430-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 1.2.2) network:ID:NET4-261B6D0018 network:Network-Name:NET4-261B6D0018 network:IP-Network:38.27.109.0/24 network:Org-Name:ThinkBig Networks, LLC network:Street-Address:21691 FILIGREE COURT network:City:ASHBURN network:State:VA network:Country:US network:Postal-Code:20147 network:Tech-Contact:ZC108-ARIN network:Updated:2025-04-29 23:01:11 %ok