abuse@cogentco.com
ipalloc@cogentco.com
1991-04-16
2025-09-23
| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS2907 | SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP | 8882752 | 8589934592 | |
| AS2914 | NTT-DATA-2914 - NTT America, Inc., US | 7224320 | 30065098752 | |
| AS4777 | APNIC-COLO - Asia Pacific Network Information Centre, AU | 512 | 1073741824 | |
| AS6939 | HURRICANE - Hurricane Electric LLC, US | 580864 | 282631665680384 | |
| AS8220 | COLT - COLT Technology Services Group Limited, GB | 1495808 | 25770590208 | |
| AS24482 | SGGS-AS-AP - SG.GS, SG | 20992 | 4294967296 | |
| AS35280 | F5 - F5 Networks SARL, FR | 53760 | 81604378624 | |
| AS49544 | i3Dnet - i3D.net B.V, NL | 115712 | 352458178560 | |
| AS59105 | HOMENOC - Home NOC Operators Group, JP | 2048 | 4294967296 | |
| AS137409 | GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU | 104960 | 77403783168 | |
| AS140570 | HKBCS-AS-AP - Hong Kong Beecloud System Technology Services Limited, HK | 5120 | 65536 |
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