diff --git a/p2p/netutil/addrutil.go b/p2p/netutil/addrutil.go
index 88aaec076b..b8b318571b 100644
--- a/p2p/netutil/addrutil.go
+++ b/p2p/netutil/addrutil.go
@@ -23,7 +23,8 @@ import (
 	"net/netip"
 )
 
-// AddrAddr gets the IP address contained in addr. It returns nil if no address is present.
+// AddrAddr gets the IP address contained in addr. The result will be invalid if the
+// address type is unsupported.
 func AddrAddr(addr net.Addr) netip.Addr {
 	switch a := addr.(type) {
 	case *net.IPAddr:
diff --git a/p2p/netutil/net.go b/p2p/netutil/net.go
index 560c68e168..474912978e 100644
--- a/p2p/netutil/net.go
+++ b/p2p/netutil/net.go
@@ -143,7 +143,7 @@ func IsLAN(ip net.IP) bool {
 	return AddrIsLAN(IPToAddr(ip))
 }
 
-// IsLAN reports whether an IP is a local network address.
+// AddrIsLAN reports whether an IP is a local network address.
 func AddrIsLAN(ip netip.Addr) bool {
 	if ip.Is4In6() {
 		ip = netip.AddrFrom4(ip.As4())
@@ -276,7 +276,7 @@ func (s *DistinctNetSet) Remove(ip net.IP) {
 	s.RemoveAddr(IPToAddr(ip))
 }
 
-// Remove removes an IP from the set.
+// RemoveAddr removes an IP from the set.
 func (s *DistinctNetSet) RemoveAddr(ip netip.Addr) {
 	key := s.key(ip)
 	if n, ok := s.members[key]; ok {
@@ -293,7 +293,7 @@ func (s DistinctNetSet) Contains(ip net.IP) bool {
 	return s.ContainsAddr(IPToAddr(ip))
 }
 
-// Contains whether the given IP is contained in the set.
+// ContainsAddr whether the given IP is contained in the set.
 func (s DistinctNetSet) ContainsAddr(ip netip.Addr) bool {
 	key := s.key(ip)
 	_, ok := s.members[key]