iPadOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2018-01-23T18:26:29Z. The update package is 1.07 GB. This is a delta (partial) update that requires 10.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 85d6d2f15ceec3a2a60d877798ecca08f8b5d5ed.zip.