typo fixes (#3169)

* spelling fixes

* its/it's

1 files changed, 3 insertions, 3 deletions

diff --git a/plugin/normalize.go b/plugin/normalize.go
index 6402bf8d9..1289207fd 100644
--- a/plugin/normalize.go
+++ b/plugin/normalize.go
@@ -12,7 +12,7 @@ import (
 
 // See core/dnsserver/address.go - we should unify these two impls.
 
-// Zones respresents a lists of zone names.
+// Zones represents a lists of zone names.
 type Zones []string
 
 // Matches checks if qname is a subdomain of any of the zones in z.  The match
@@ -65,7 +65,7 @@ func (h Host) Normalize() string {
 	s := string(h)
 	_, s = parse.Transport(s)
 
-	// The error can be ignore here, because this function is called after the corefile has already been vetted.
+	// The error can be ignored here, because this function is called after the corefile has already been vetted.
 	host, _, _, _ := SplitHostPort(s)
 	return Name(host).Normalize()
 }
@@ -76,7 +76,7 @@ func (h Host) Normalize() string {
 func SplitHostPort(s string) (host, port string, ipnet *net.IPNet, err error) {
 	// If there is: :[0-9]+ on the end we assume this is the port. This works for (ascii) domain
 	// names and our reverse syntax, which always needs a /mask *before* the port.
-	// So from the back, find first colon, and then check if its a number.
+	// So from the back, find first colon, and then check if it's a number.
 	host = s
 
 	colon := strings.LastIndex(s, ":")