Issues

• Unbound recursive queries exceed the max-global-quota limit

  NLnetLabs/unbound#1524 · Filter by author log2cn opened on Oct 6, 2026

• free zone regional arena when all local zone data is deleted

  NLnetLabs/unbound#1522 · Filter by author borisVanhoof opened on Oct 2, 2026

• Unbound 1.26.1 - Cache efficiency drastically reduced (79% → 2%)

  NLnetLabs/unbound#1520 · Filter by author arcibalV opened on Sep 29, 2026
  3

• Unbound fails to start with use-systemd: yes and BindIPv6Only=both

  NLnetLabs/unbound#1517 · Filter by author Tachi107 opened on Sep 24, 2026
  6

• [FR] do-not-query-reserved

  NLnetLabs/unbound#1516 · Filter by author fluxoak opened on Sep 23, 2026
  1

  

• [FR] RFC 9539 / ADoX support

  NLnetLabs/unbound#1512 · Filter by author Tachi107 opened on Sep 21, 2026

• [FR] Make the behaviour when to synthesize a DNS64 record configurable

  NLnetLabs/unbound#1511 · Filter by author hb9hnt opened on Sep 21, 2026

• TOCTOU race in store_rrsets() can return a CNAME chain whose target owns no address

  NLnetLabs/unbound#1507 · Filter by author kyrylo-p opened on Sep 15, 2026
  1

• RPZ/local-zone blocked responses never attach an EDE (RFC 8914) code, even with ede: yes

  NLnetLabs/unbound#1505 · Filter by author phirince opened on Sep 10, 2026

• cachedb + serve-expired: after a bogus validation verdict, the unvalidated cachedb copy is served as expired data (NOERROR, no AD)

  NLnetLabs/unbound#1504 · Filter by author OctoGency opened on Sep 8, 2026

• qname-minimisation sends A instead of real qtype on terminal label, causing SERVFAIL when zone has a single nameserver

  NLnetLabs/unbound#1500 · Filter by author phirince opened on Sep 4, 2026
  2

• Validator bogus on valid NSEC3 Opt-Out delegration: DS referral incorrectly followed to child

  NLnetLabs/unbound#1497 · Filter by author punith-shivakumar opened on Sep 2, 2026

• [FR] Preserve EDE information from upstream

  NLnetLabs/unbound#1491 · Filter by author Skyb0rg007 opened on Aug 9, 2026

• [FR] Runtime interface for dynamic DNS policy management

  NLnetLabs/unbound#1490 · Filter by author TheBagarius opened on Aug 7, 2026
  3

• [FR] Resolved IP filtering

  NLnetLabs/unbound#1473 · Filter by author ghost opened on Jul 15, 2026
  2

• [FR] CNAME filtering

  NLnetLabs/unbound#1472 · Filter by author ghost opened on Jul 15, 2026
  2

• DNSSEC validation failures for local signed stub-zone when cachedb Redis is enabled

  NLnetLabs/unbound#1464 · Filter by author yassbrux opened on Jun 24, 2026
  1

  

• [Infra cache] Upstream servers do not recover after connectivity loss

  NLnetLabs/unbound#1461 · Filter by author Shmillerov opened on Jun 15, 2026
  6

• [FR] Native (exponential) latency histogram in built-in Prometheus metrics

  NLnetLabs/unbound#1460 · Filter by author nshopik opened on Jun 1, 2026

• questions and configuration

  NLnetLabs/unbound#1459 · Filter by author maxmonz69 opened on May 31, 2026
  1

• Unbound with RPZ enabled, stops answering client queries then loading new RPZ zones after AXFR

  NLnetLabs/unbound#1455 · Filter by author pettai opened on May 26, 2026
  1

• [FR] support wildcard for TLD

  NLnetLabs/unbound#1454 · Filter by author Dexus0 opened on May 24, 2026

• root.key corruption with duplicate trust anchors causing boot failures

  NLnetLabs/unbound#1453 · Filter by author NetzracX opened on May 23, 2026
  2

• [FR] Documentation improvement for Howto optimize regarding num-threads

  NLnetLabs/unbound#1452 · Filter by author TheteSigma opened on May 20, 2026

• Memory leak in fast_reload operation

  NLnetLabs/unbound#1450 · Filter by author BeBiMa opened on May 18, 2026
  10