diff --git a/api/dnshelper.py b/api/dnshelper.py
index 56c0195..c2872ad 100644
--- a/api/dnshelper.py
+++ b/api/dnshelper.py
@@ -51,6 +51,9 @@ def dnsQuery(domain, rrType, nameserverIp):
 def checkDomain(domain, tldNameserver, nameservers):
 	result = []
 
+	if nameservers.count() == 0:
+		return [("err", "Domain %s has no nameservers attached to it, nothing to check" % domain)]
+
 	# build record set
 	nsRecords = [(domain, "NS", list(ns.name for ns in nameservers))]
 	glueRecords = []