Dns_block
val src : Logs.src
module Log : Logs.LOG
val nameserver : [ `raw ] Domain_name.t -> bool
val ipv4 : Ipaddr.V4.Set.t -> bool
val ipv6 : Ipaddr.V6.Set.t -> bool
val likely : Dns.Packet.t -> bool
val reason : Dns.Packet.t -> string option
val edns : Dns.Packet.t -> Dns.Edns.t option