Imports
- github.com/coredns/coredns/request
- github.com/hashicorp/go-immutable-radix
- github.com/hawell/logger
- github.com/hawell/uperdis
- github.com/hawell/workerpool
- github.com/miekg/dns
- github.com/oschwald/maxminddb-golang
- github.com/patrickmn/go-cache
- github.com/pkg/errors
- golang.org/x/net/icmp
- golang.org/x/net/ipv4