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The table below outlines the NTP servers that are trusted and allowed inbound access to the network.
| IP | Domain | Country | Region | ISP | ASN |
| 108.61.56.35 | lithium.constant.com | United States | NJ | Choopa LLC | AS20473 |
| 142.54.181.202 | United States | MO | DataShack LC | AS33387 | |
| 108.61.73.244 | helium.constant.com | United States | NJ | Choopa LLC | AS20473 |
| 155.101.3.113 | time1.chpc.utah.edu | United States | UT | University of Utah | AS17055 |
| 199.101.100.221 | pegasus.latt.net | United States | NC | QuickPacket LLC | AS46261 |
| 64.251.26.77 | c.fsckd.com | United States | FL | Infolink Global Corporation | AS15083 |
| 96.244.96.19 | static-96-244-96-19.bltmmd.fios.verizon.net | United States | MD | MCI Communications Services Inc. d/b/a Verizon Business | AS701 |
| 128.138.141.172 | utcnist2.colorado.edu | United States | CO | University of Colorado at Boulder | AS104 |
| 74.122.204.3 | ns1.oninit.net | United States | MO | EPIC Alliance Inc. | AS27195 |
| 73.15.134.22 | c-73-15-134-22.hsd1.ca.comcast.net | United States | CA | Comcast Cable Communications LLC | AS7922 |
| 128.10.19.24 | andromeda.cs.purdue.edu | United States | IN | Purdue University | AS17 |
| 66.135.44.92 | mdnworldwide.com | United States | TX | Peer 1 Network (USA) Inc. | AS13768 |
| 69.89.207.199 | ntp2.wiktel.com | United States | MN | Wikstrom Telephone Company Incorporated | AS33362 |
| 204.11.201.10 | voipmonitor.wci.com | United States | WA | Integra Telecom Inc. | AS32016 |
| 216.239.35.8 | time3.google.com | United States | CA | Google Inc. | AS15169 |