AS4991 - Cogent Communications, LLC
Detailed information about the Autonomous System AS4991:
| API Url | https://api.ipapi.is/?q=AS4991 |
| Status | Active |
| Organization | Cogent Communications, LLC |
| Description | COGENT-4991-4994 - Cogent Communications, LLC, US |
| Website | cogentco.com |
| Type | isp |
| Abuse E-Mail | abuse@cogentco.com |
| Whois | https://api.ipapi.is/?whois=AS4991 |
| Created | 1995-05-31 |
| Updated | 2025-09-23 |
| Country | US |
IPv4 Prefixes
Currently, there are 1 IPv4 prefixes for AS4991 - Cogent Communications, LLC in the database. This amounts to 16,384 IPv4 addresses that are hosted on this ASN.
204.6.192.0/18
IPv6 Prefixes
Currently, there are 0 IPv6 prefixes for AS4991 - Cogent Communications, LLC in the database. This amounts to 0 IPv6 addresses that are hosted on this ASN.
No IPv6 Prefixes for this ASN
Raw WHOIS Record - AS4991 - Cogent Communications, LLC