#Security

• Go version has been updated to prevent the possibility of exploiting the CVE-2023-29409 Go vulnerability fixed in Go 1.20.7.

#Deprecated

• Go 1.20 support. Future versions will require at least Go 1.21 to build.

#Fixed

• Inability to block queries for the root domain, such as NS . queries, using the Disallowed domains feature on the DNS settings page (#6049). Users who want to block . queries should use the |.^ AdBlock rule or a similar regular expression.
• Client hostnames not resolving when upstream server responds with zero-TTL records (#6046).