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