Knot DNS 3.4.5 (2025-03-18)

Features:

• knotd: support for SOA serial shift (see 'serial-modulo')
• knotd: new server statistics (see 'tcp-io-timeout"' and 'tcp-idle-timeout')

Improvements:

• knotd: better signing performance of many zones in parallel by moving 'last_signed_serial' from KASP database to timer database
• knotd: the 'terminated inactive client' TCP log moved to debug level
• knotd: allowed initial DDNS to an empty zone
• knotd: extended backup and flush argument checks
• knotd: new debug logs for zone events suspension
• libs: upgraded embedded libngtcp2 to 1.11.0
• doc: new section Multi-primary, updates

Bugfixes:

• libdnssec: inappropriate DNSKEY flags evaluation
• libknot: incorrect VLAN map size calculation for XDP