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Summary
| Country |
 United States
|
| Domain | cogentco.com |
| Size | 8,192 |
| Registry | ARIN |
| Network Name | COGENT-A |
Whois
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-ARINCIDR IP address subranges within 38.34.192.0/19 subnet
- 38.34.192.0/24
- 38.34.193.0/24
- 38.34.194.0/24
- 38.34.195.0/24
- 38.34.196.0/24
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- 38.34.199.0/24
- 38.34.200.0/24
- 38.34.201.0/24
- 38.34.202.0/24
- 38.34.203.0/24
- 38.34.204.0/24
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- 38.34.206.0/24
- 38.34.207.0/24
- 38.34.208.0/24
- 38.34.209.0/24
- 38.34.210.0/24
- 38.34.211.0/24
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- 38.34.219.0/24
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- 38.34.223.0/24