String[] tokenParts = expToken.split(":", 2);
List<String> nameservers;
try {
nameservers = Arrays.asList(DNSUtil.getNSNames(domain.getSuffix()));
} catch (NamingException e) {
String[] tokenParts = expToken.split(":", 2);
List<String> nameservers;
try {
nameservers = Arrays.asList(DNSUtil.getNSNames(domain.getSuffix()));
} catch (NamingException e) {