| 209.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 209.203.128.0/19 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.128.0/19 | WHOIS (ARIN) | FastTrack Communications Inc. | — |
| 209.203.128.0/19 | ARIN assigned | — | US |
| 209.203.134.0/23 | WHOIS (ARIN) | Nucla Naturita Telephone Co | US |
| 209.203.152.0/23 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.152.0/23 | WHOIS (ARIN) | High Speed 4U | US |
| 209.203.154.0/23 | WHOIS (ARIN) | Nucla Naturita Telephone Co | US |
| 209.203.156.0/23 | WHOIS (ARIN) | Nucla Naturita Telephone Co | US |
| 209.203.128.0/24 | WHOIS (ARIN) | FastTrack Communications | US |
| 209.203.129.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.129.0/24 | WHOIS (ARIN) | High Speed 4 U | US |
| 209.203.130.0/24 | BGP route | AS394568 McGrange Technologies, LLC | — |
| 209.203.130.0/24 | WHOIS (ARIN) | Mountain Broadband | US |
| 209.203.131.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.131.0/24 | WHOIS (ARIN) | Velocity Net Llc | US |
| 209.203.132.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.132.0/24 | WHOIS (ARIN) | Velocity Net Llc | US |
| 209.203.133.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.133.0/24 | WHOIS (ARIN) | Nucla Naturita Telephone Co | US |
| 209.203.134.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.135.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.137.0/24 | BGP route | AS398163 Fiber West | — |
| 209.203.137.0/24 | WHOIS (ARIN) | Mountain Broadband | US |
| 209.203.138.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.138.0/24 | WHOIS (ARIN) | Nucla Naturita Telephone Co | US |
| 209.203.139.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.139.0/24 | WHOIS (ARIN) | La Plata County Government | US |
| 209.203.140.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.141.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.142.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.142.0/24 | WHOIS (ARIN) | FastTrack Communications | US |
| 209.203.143.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.143.0/24 | WHOIS (ARIN) | High Speed 4U | US |
| 209.203.144.0/24 | BGP route | AS395260 The Farmers Telephone Company Inc. | — |
| 209.203.144.0/24 | WHOIS (ARIN) | The Farmers Telephone Company Inc. | US |
| 209.203.146.0/24 | WHOIS (ARIN) | FastTrack Communications | US |
| 209.203.150.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.151.0/24 | BGP route | AS395260 The Farmers Telephone Company Inc. | — |
| 209.203.151.0/24 | WHOIS (ARIN) | The Farmers Telephone Company Inc. | US |
| 209.203.154.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.155.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.156.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.157.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.158.0/24 | BGP route | AS30688 FastTrack Communications Inc. | — |
| 209.203.158.0/24 | WHOIS (ARIN) | Nucla-Naturita Telephone Co | US |
| 209.203.159.128/25 | WHOIS (ARIN) | Spring Creek Cable | US |
| 209.203.140.64/26 | WHOIS (ARIN) | Ouray County Government | US |
| 209.203.140.192/26 | WHOIS (ARIN) | Think Networks | US |
| 209.203.149.64/26 | WHOIS (ARIN) | FastTrack | US |
| 209.203.136.32/27 | WHOIS (ARIN) | FastTrack Communications | US |
| 209.203.136.64/27 | WHOIS (ARIN) | Synergy Vacuum, Inc. | US |
| 209.203.136.0/28 | WHOIS (ARIN) | Animas Surgical Hospital | US |
| 209.203.136.16/28 | WHOIS (ARIN) | Morehart Chrevrolet Co | US |
| 209.203.136.96/28 | WHOIS (ARIN) | PNM | US |
| 209.203.141.0/28 | WHOIS (ARIN) | Durango Orthopedics Associates | US |
| 209.203.141.80/28 | WHOIS (ARIN) | Profitstreams | US |
| 209.203.141.160/28 | WHOIS (ARIN) | Computer Medics | US |
| 209.203.145.48/28 | WHOIS (ARIN) | PNM | US |
| 209.203.149.208/28 | WHOIS (ARIN) | Tuck Communication Services | US |
| 209.203.141.32/29 | WHOIS (ARIN) | Inaa Ba Inc | US |
| 209.203.141.40/29 | WHOIS (ARIN) | Native American Disability Law Center | US |
| 209.203.141.48/29 | WHOIS (ARIN) | Talbott Farms Inc | US |
| 209.203.141.56/29 | WHOIS (ARIN) | Valley Veterinary Clinc | US |
| 209.203.141.64/29 | WHOIS (ARIN) | Reed & Gilbert | US |
| 209.203.141.72/29 | WHOIS (ARIN) | NAPI | US |
| 209.203.141.96/29 | WHOIS (ARIN) | Animas Credit Union | US |
| 209.203.141.112/29 | WHOIS (ARIN) | Profitstreams | US |
| 209.203.141.120/29 | WHOIS (ARIN) | KSUT Public Radio | US |
| 209.203.141.128/29 | WHOIS (ARIN) | FastTrack Communications | US |
| 209.203.141.136/29 | WHOIS (ARIN) | Pat Murphy Motors | US |
| 209.203.141.144/29 | WHOIS (ARIN) | Little Caesers | US |
| 209.203.141.152/29 | WHOIS (ARIN) | Animas Orthopedic Associates | US |
| 209.203.141.176/29 | WHOIS (ARIN) | Four Corners Community Bank | US |
| 209.203.141.184/29 | WHOIS (ARIN) | Marketing Telluride Inc | US |