EX-21.1
Published on April 13, 2026
Exhibit 21.1
List of Subsidiaries of Datacentrex, Inc.
| Name | State/Country of Organization or Incorporation | |
| Dogehash Technologies, Inc. | Nevada | |
| Thumzup, Inc. | Nevada |
Form: 10-K
Annual report [Section 13 and 15(d), not S-K Item 405]
April 13, 2026