Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
29,603,840 IP addresses
Network
| ASN | 174 |
|---|---|
| Name | COGENT-174 - Cogent Communications |
| Organization | Cogent Communications |
| Country | United States |
| Registry | ARIN |
Details
| IPv4 addresses | 29,603,840 |
|---|---|
| IPv6 /64 networks | 1.11 x 238 |
| Prefixes | 3,941 |
Other ASN allocated to Cogent Communications
| ASN | Name | IP addresses |
|---|---|---|
| 6494 | COGENT-6494 - Cogent Communications | 3,328 |
| 2149 | COGENT-2149 - Cogent Communications | 256 |
Prefixes for AS174
IPv4 addresses - showing the first 20 of 3,247 networks
| Network | Location | Addresses | |
|---|---|---|---|
| 102.129.193.0/24 | Cogent Communications |  Sandton (Bryanston) |
256 |
| 103.119.112.0/24 | Cogent Communications |  Amsterdam |
256 |
| 103.209.12.0/22 | Cogent Communications |  Denver |
1,024 |
| 103.250.205.0/24 | Cogent Communications |  Wellington (Khandallah) |
256 |
| 103.253.96.0/22 | Cogent Communications |  Montreal (Saint-Laurent) |
1,024 |
| 103.75.217.0/24 | Cogent Communications |  Singapore |
256 |
| 103.75.218.0/24 | Cogent Communications | Singapore |
256 |
| 103.75.219.0/24 | Cogent Communications | Singapore |
256 |
| 103.78.132.0/24 | Cogent Communications |  Seoul |
256 |
| 104.118.220.0/22 | Cogent Communications | Atlanta |
1,024 |
| 104.143.176.0/23 | NTS Connections | Milwaukee (Avenues West) |
512 |
| 104.160.244.0/23 | Earthmeta Multimedia Studios | Davenport (Downtown Davenport) |
512 |
| 104.171.204.0/22 | Cogent Communications | Ottawa (The Glebe) |
1,024 |
| 104.192.120.0/21 | Cogent Communications | Sainte-Catherine |
2,048 |
| 104.192.208.0/21 | Cogent Communications | Montreal (Saint-Léonard) |
2,048 |
| 104.218.60.0/24 | Cogent Communications | Cleveland |
256 |
| 104.225.212.0/24 | My Digital Shield | Seattle |
256 |
| 104.243.254.0/24 | Secure Internet LLC | Toronto (North York) |
256 |
| 104.244.196.0/22 | Cogent Communications | Toronto (Old Toronto) |
1,024 |
| 104.254.196.0/22 | Cogent Communications | Halton Hills (Georgetown) |
1,024 |
IPv6 addresses - showing the first 20 of 694 networks
| Network | Location | /64 Prefixes | |
|---|---|---|---|
| 2001:49f0:2920::/48 | Cogent Communications | Chicago (Central) |
216 |
| 2001:49f0:a000::/36 | Cogent Communications | Denver |
228 |
| 2001:49f0:a004::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a005::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a006::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a007::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a008::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a009::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a00a::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a00c::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a00d::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a00f::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a010::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a014::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a015::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a016::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a019::/48 | Cogent Communications | Chicago (Central) |
216 |
| 2001:49f0:a01b::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a01e::/48 | Cogent Communications | Denver |
216 |
| 2001:49f0:a020::/48 | Cogent Communications | New York |
216 |
