In this release:

• kubernetes: Revert recent change to only create PTR records for endpoints with hostname defined.
• forward: added option to return SERVFAIL immediately if all upstreams are unhealthy.

Brought to You By

Adrian Moisey,
Arthur Outhenin-Chalandre,
Bartosz Borkowski,
Ben Kochie,
Chris O'Haver,
Min Woo Kim,
Puneet Loya,
Rich,
Viktor,
momantech

Noteworthy Changes

• core: Increase CNAME lookup limit from 7 to 10 (#7153)
• plugin/kubernetes: Fix handling of pods having DeletionTimestamp set (#7119) (#7131)
• plugin/kubernetes: Revert "only create PTR records for endpoints with hostname defined (#6898)" (#7194)
• plugin/forward: added option failfast_all_unhealthy_upstreams to return servfail if all upstreams are down (#6999)