iPadOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2018-01-23T18:28:45Z. The update package is 1.08 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 648e3705e3028b3d894f2581f8e3011b1b344c31.zip.