Read from the filing by Satoshi Gazette
bitcoincore.org's release pages date Bitcoin Core 31.2 to 28 October 2026, 30.4 to 28 October 2026 and 29.5 to 28 October 2026. In KIT's snapshot of 30 October 2026, 8,076 of the 9,368 reachable nodes its monitor was connected to announced a Bitcoin Core version. A version is what a peer announces.
Sources
Node software releases
Issuer · bitcoincore.org’s support windows and advisories, with Knots releases beside them.