abuse@cogentco.com
ipalloc@cogentco.com
2026-01-29
2026-01-29
| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, LLC, US | 35928320 | 221394632704 | |
| AS3257 | GTT-BACKBONE - GTT Communications Inc., US | 8578304 | 468152549376 |
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 OrgTechHandle: IPALL-ARIN OrgTechName: IP Allocation OrgTechPhone: +1-877-875-4311 OrgTechEmail: ipalloc@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-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 OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN NetRange: 38.127.32.0 - 38.127.63.255 CIDR: 38.127.32.0/19 NetName: ENZU-CGNT-NET-2 NetHandle: NET-38-127-32-0-1 Parent: COGENT-A (NET-38-0-0-0-1) NetType: Reassigned OriginAS: Customer: Enzu Inc. (C11492687) RegDate: 2026-01-29 Updated: 2026-01-29 Comment: Geofeed: https://portal.enzu.com/geofeed/geofeed.csv Ref: https://rdap.arin.net/registry/ip/38.127.32.0 CustName: Enzu Inc. Address: 350 E CERMAK RD City: CHICAGO StateProv: IL PostalCode: 60616 Country: US RegDate: 2026-01-29 Updated: 2026-01-29 Ref: https://rdap.arin.net/registry/entity/C11492687 OrgTechHandle: IPALL-ARIN OrgTechName: IP Allocation OrgTechPhone: +1-877-875-4311 OrgTechEmail: ipalloc@cogentco.com OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-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 OrgAbuseHandle: COGEN-ARIN OrgAbuseName: Cogent Abuse OrgAbusePhone: +1-877-875-4311 OrgAbuseEmail: abuse@cogentco.com OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN