| 138.29.0.0/16 | Connecticut Education Network | 66K | IL |
| 149.152.128.0/19 | Connecticut State University System 61 Woodland Street Hartf | 8.2K | US |
| 149.152.160.0/19 | Connecticut State University System 61 Woodland Street Hartf | 8.2K | US |
| 149.152.192.0/19 | Connecticut State University System 61 Woodland Street Hartf | 8.2K | US |
| 207.210.128.0/19 | "Connecticut Education Network" | 8.2K | IL |
| 72.10.96.0/19 | "Connecticut Education Network" | 8.2K | IL |
| 129.133.240.0/20 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 4.1K | US |
| 149.152.112.0/20 | CT State University System 61 Woodland St Hartford, CT 06105 | 4.1K | US |
| 149.152.16.0/20 | Connecticut State University System 61 Woodland Street Hartf | 4.1K | US |
| 149.152.32.0/20 | Connecticut State University System 61 Woodland Street Hartf | 4.1K | US |
| 149.152.48.0/20 | Connecticut State University System 61 Woodland Street Hartf | 4.1K | US |
| 149.152.64.0/20 | Connecticut State University System 61 Woodland Street Hartf | 4.1K | US |
| 64.251.48.0/20 | "Connecticut Education Network" | 4.1K | IL |
| 67.218.80.0/20 | Connecticut Education Network | 4.1K | IL |
| 207.210.144.0/21 | CEN-AS | 2K | US |
| 207.210.152.0/21 | CEN-AS | 2K | US |
| 64.251.48.0/21 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 2K | US |
| 67.218.80.0/21 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 2K | US |
| 67.218.88.0/21 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 2K | US |
| 72.10.112.0/21 | CEN-AS | 2K | US |
| 72.10.120.0/21 | CEN-AS | 2K | US |
| 72.10.96.0/21 | CEN-AS | 2K | US |
| 159.247.232.0/22 | CEN-AS | 1K | US |
| 162.221.8.0/22 | "Connecticut Education Network" | 1K | IL |
| 162.246.4.0/22 | "Connecticut Education Network" | 1K | IL |
| 198.134.156.0/22 | Connecticut Education Network | 1K | IL |
| 199.241.244.0/22 | "Connecticut Education Network" | 1K | IL |
| 207.210.128.0/22 | CEN-AS | 1K | US |
| 207.210.132.0/22 | CEN-AS | 1K | US |
| 207.210.136.0/22 | CEN-AS | 1K | US |
| 38.81.108.0/22 | Connecticut Education Network | 1K | IL |
| 38.81.112.0/22 | Connecticut Education Network | 1K | IL |
| 64.251.56.0/22 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 1K | US |
| 64.251.60.0/22 | CEN-AS | 1K | US |
| 72.10.104.0/22 | CEN-AS | 1K | US |
| 72.10.108.0/22 | CEN-AS | 1K | US |
| 74.123.180.0/22 | "Connecticut Education Network" | 1K | IL |
| 159.247.236.0/23 | CEN-AS | 512 | US |
| 198.134.154.0/23 | Connecticut Education Network | 512 | IL |
| 207.210.140.0/23 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 512 | US |
| 208.47.164.0/23 | Connecticut Education Network | 512 | IL |
| 38.81.112.0/23 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 512 | US |
| 72.10.118.0/23 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 512 | US |
| 129.133.229.0/24 | CEN-AS | 256 | US |
| 129.133.250.0/24 | CEN-AS | 256 | US |
| 129.133.253.0/24 | CEN-AS | 256 | US |
| 138.29.33.0/24 | US Coast Guard Academy 31 Mohegan Ave Pkwy New London, CT 06 | 256 | US |
| 149.152.22.0/24 | CEN-AS | 256 | US |
| 149.152.224.0/24 | Connecticut State University System 61 Woodland Street Hartf | 256 | US |
| 149.152.96.0/24 | CT State University System 61 Woodland St Hartford, CT 06105 | 256 | US |
| 159.247.15.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 159.247.150.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 159.247.244.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 162.246.4.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 162.246.5.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 162.246.6.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 192.83.228.0/24 | Connecticut Education Network | 256 | IL |
| 198.134.153.0/24 | Connecticut Education Network | 256 | IL |
| 199.241.245.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 199.241.246.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 199.241.247.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 199.249.227.0/24 | Connecticut Education Network | 256 | IL |
| 206.231.44.0/24 | 110 Myrtle Avenue Westport CT 06880 United States | 256 | US |
| 207.210.129.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 207.210.145.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 38.81.109.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 38.81.110.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 38.81.111.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 38.81.114.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 64.251.54.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 64.251.56.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 67.218.89.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 72.10.115.0/24 | CEN-AS | 256 | US |
| 72.10.98.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 72.10.99.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |
| 74.123.180.0/24 | Connecticut Education Network 55 Farmington Ave 6th Floor Ha | 256 | US |