| 205.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 205.160.0.0/14 | BGP route | AS174 Cogent Communications, LLC | — |
| 205.160.0.0/14 | WHOIS (ARIN) | Cogent Communications, LLC | US |
| 205.160.0.0/14 | ARIN assigned | — | US |
| 205.163.0.0/17 | WHOIS (ARIN) | RCN | US |
| 205.161.64.0/19 | BGP route | AS174 Cogent Communications, LLC | — |
| 205.161.64.0/19 | WHOIS (ARIN) | RCN | US |
| 205.160.176.0/20 | BGP route | AS2379 CenturyLink Communications, LLC | — |
| 205.160.176.0/20 | WHOIS (ARIN) | Sprint-United Telephone of Florida | — |
| 205.160.240.0/20 | BGP route | AS2379 CenturyLink Communications, LLC | — |
| 205.160.240.0/20 | WHOIS (ARIN) | Sprint-United Telephone of Florida | US |
| 205.161.16.0/20 | BGP route | AS14174 North Central Kansas Community Network Co. | — |
| 205.161.16.0/20 | WHOIS (ARIN) | north central regional planning | US |
| 205.161.64.0/20 | BGP route | AS6079 RCN | — |
| 205.161.80.0/20 | BGP route | AS6079 RCN | — |
| 205.161.224.0/20 | BGP route | AS2379 CenturyLink Communications, LLC | — |
| 205.162.80.0/20 | BGP route | AS22773 Cox Communications Inc. | — |
| 205.162.192.0/20 | BGP route | AS14921 CenturyLink Communications, LLC | — |
| 205.162.192.0/20 | WHOIS (ARIN) | United Telephone-NW | — |
| 205.162.224.0/20 | BGP route | AS8025 BrightNet Oklahoma | — |
| 205.162.224.0/20 | WHOIS (ARIN) | Chickasaw Telecommunications Services, Inc. | US |
| 205.163.0.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.16.0/20 | BGP route | AS3320 Deutsche Telekom AG | — |
| 205.163.32.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.48.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.64.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.80.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.96.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.163.112.0/20 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.160.96.0/21 | BGP route | AS5778 CenturyLink Communications, LLC | — |
| 205.160.96.0/21 | WHOIS (ARIN) | CenturyLink Communications, LLC | US |
| 205.160.192.0/21 | WHOIS (ARIN) | CenturyLink Communications, LLC | US |
| 205.161.16.0/21 | BGP route | AS14174 North Central Kansas Community Network Co. | — |
| 205.161.64.0/21 | BGP route | AS11404 Wave Broadband | — |
| 205.161.72.0/21 | BGP route | AS11404 Wave Broadband | — |
| 205.161.80.0/21 | BGP route | AS11404 Wave Broadband | — |
| 205.161.88.0/21 | BGP route | AS7029 Windstream Communications LLC | — |
| 205.162.40.0/21 | BGP route | AS53866 Omeda Communications | — |
| 205.162.40.0/21 | WHOIS (ARIN) | Omeda Communications | US |
| 205.160.184.0/22 | WHOIS (ARIN) | DHR Technologies | US |
| 205.162.160.0/22 | BGP route | AS174 Cogent Communications, LLC | — |
| 205.162.160.0/22 | WHOIS (ARIN) | Computers Unlimited | US |
| 205.160.168.0/23 | BGP route | AS4373 Online Computer Library Center | — |
| 205.160.168.0/23 | WHOIS (ARIN) | OCLC | US |
| 205.161.124.0/23 | BGP route | AS32182 Grange Mutual Casualty Co. | — |
| 205.161.124.0/23 | WHOIS (ARIN) | Grange Mutual Casualty Company | US |
| 205.161.232.0/23 | WHOIS (ARIN) | Sprint DSL Network | US |
| 205.162.152.0/23 | BGP route | AS174 Cogent Communications, LLC | — |
| 205.162.194.0/23 | WHOIS (ARIN) | Gorge Networks LLC | US |
| 205.162.196.0/23 | WHOIS (ARIN) | Gorge Networks LLC | US |
| 205.160.6.0/24 | BGP route | AS19643 Network Synergy Corporation | — |
| 205.160.6.0/24 | WHOIS (ARIN) | Network Synergy | US |
| 205.160.30.0/24 | WHOIS (ARIN) | AKAMAI TECHNOLOGIES, INC | US |
| 205.160.180.0/24 | WHOIS (ARIN) | Lake Sumter State College | US |
| 205.160.182.0/24 | WHOIS (ARIN) | MPI Net | US |
| 205.160.183.0/24 | WHOIS (ARIN) | BestNet of Palm Coast | US |
| 205.160.188.0/24 | WHOIS (ARIN) | Sprint Advanced Network Services | US |
| 205.160.190.0/24 | WHOIS (ARIN) | Naples Community Hospital | US |
| 205.160.191.0/24 | WHOIS (ARIN) | Naples Free Net | US |
| 205.160.192.0/24 | BGP route | AS2379 CenturyLink Communications, LLC | — |
| 205.160.198.0/24 | BGP route | AS6222 CenturyLink Communications, LLC | — |
| 205.160.233.0/24 | BGP route | AS11139 Cable & Wireless Dominica | — |
| 205.160.233.0/24 | WHOIS (ARIN) | Cable & Wireless Antigua and Barbuda Ltd | AG |
| 205.160.241.0/24 | BGP route | AS12090 AAA National | — |
| 205.161.13.0/24 | WHOIS (ARIN) | My Babysitter | US |
| 205.161.14.0/24 | BGP route | AS9751 American Samoa Telecommunications Authority | — |
| 205.161.15.0/24 | BGP route | AS9751 American Samoa Telecommunications Authority | — |
| 205.161.176.0/24 | WHOIS (ARIN) | SprintLink | US |
| 205.161.177.0/24 | WHOIS (ARIN) | SprintLink | US |
| 205.161.188.0/24 | BGP route | AS10586 OSI de Guatemala | — |
| 205.161.205.0/24 | BGP route | AS18593 The Goldman Sachs Group, Inc. | — |
| 205.161.205.0/24 | WHOIS (ARIN) | The Goldman Sachs Group, Inc. | US |
| 205.161.222.0/24 | BGP route | AS174 Cogent Communications, LLC | — |
| 205.161.222.0/24 | WHOIS (ARIN) | STATE NATIONAL COMPANIES | US |
| 205.161.226.0/24 | WHOIS (ARIN) | Naples Free Net | US |
| 205.161.229.0/24 | BGP route | AS209 CenturyLink Communications, LLC | — |
| 205.161.229.0/24 | WHOIS (ARIN) | Sprint DSL Network | US |
| 205.161.234.0/24 | WHOIS (ARIN) | Helbing Communications | US |
| 205.161.235.0/24 | WHOIS (ARIN) | World Ramp | US |
| 205.161.237.0/24 | WHOIS (ARIN) | Junto Press | US |
| 205.161.238.0/24 | WHOIS (ARIN) | Mid florida Internet | US |
| 205.161.239.0/24 | WHOIS (ARIN) | Helbing Communications | US |
| 205.162.49.0/24 | BGP route | AS19081 | — |
| 205.162.49.0/24 | WHOIS (ARIN) | GEAR FOR SPORTS | US |
| 205.162.80.0/24 | BGP route | AS32261 SUBSPACE | — |
| 205.162.81.0/24 | BGP route | AS32261 SUBSPACE | — |
| 205.162.82.0/24 | BGP route | AS32261 SUBSPACE | — |
| 205.162.83.0/24 | BGP route | AS32261 SUBSPACE | — |
| 205.162.84.0/24 | BGP route | AS32261 SUBSPACE | — |
| 205.162.152.0/24 | WHOIS (ARIN) | CompCo, Inc | US |
| 205.162.153.0/24 | WHOIS (ARIN) | KBKO | US |
| 205.162.198.0/24 | WHOIS (ARIN) | Gorge Networks LLC | US |
| 205.162.200.0/24 | WHOIS (ARIN) | A&L Consulting | US |
| 205.162.201.0/24 | BGP route | AS11404 Wave Broadband | — |
| 205.162.201.0/24 | WHOIS (ARIN) | Sawtooth Technologies | US |
| 205.162.202.0/24 | BGP route | AS11404 Wave Broadband | — |
| 205.162.202.0/24 | WHOIS (ARIN) | Sawtooth Technologies | US |
| 205.162.203.0/24 | WHOIS (ARIN) | A&L Consulting | US |
| 205.162.204.0/24 | WHOIS (ARIN) | Delphian School | US |
| 205.162.207.0/24 | WHOIS (ARIN) | Tillanet Online | US |
| 205.162.209.0/24 | BGP route | AS15065 Slic Network Solutions, Inc | — |