diff --git a/pkg/dns/dns.go b/pkg/dns/dns.go
index 4c888a3f..46408049 100644
--- a/pkg/dns/dns.go
+++ b/pkg/dns/dns.go
@@ -7,11 +7,16 @@ import (
 
 // EnsureIPv4 ensures that an ipv4 address is set for a domain name
 func EnsureIPv4(domainName string) (string, error) {
-	ipv4, err := net.ResolveIPAddr("ip", domainName)
+	ipv4, err := net.ResolveIPAddr("ip4", domainName)
 	if err != nil {
 		return "", err
 	}
 
+	// NOTE(d1): e.g. when there is only an ipv6 record available
+	if ipv4 == nil {
+		return "", fmt.Errorf("unable to resolve ipv4 address for %s", domainName)
+	}
+
 	return ipv4.String(), nil
 }
 
diff --git a/pkg/dns/dns_test.go b/pkg/dns/dns_test.go
index 49b414fd..ab06c63b 100644
--- a/pkg/dns/dns_test.go
+++ b/pkg/dns/dns_test.go
@@ -3,6 +3,8 @@ package dns
 import (
 	"fmt"
 	"testing"
+
+	"gotest.tools/v3/assert"
 )
 
 func TestEnsureDomainsResolveSameIPv4(t *testing.T) {
@@ -36,3 +38,22 @@ func TestEnsureDomainsResolveSameIPv4(t *testing.T) {
 		}
 	}
 }
+
+func TestEnsureIpv4(t *testing.T) {
+	domainName := "collabora.ostrom.collective.tools"
+	serverName := "ostrom.collective.tools"
+
+	for i := 0; i < 15; i++ {
+		domainIpv4, err := EnsureIPv4(domainName)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		serverIpv4, err := EnsureIPv4(serverName)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		assert.Equal(t, domainIpv4, serverIpv4)
+	}
+}