PTRRecord ptr = (PTRRecord) rr[i];
records.add(IPAddr.stripDot(ptr.getTarget().toString()));
break;
case Type.TXT:
TXTRecord txt = (TXTRecord) rr[i];
records.add(txt.rdataToString());
break;
case Type.SPF:
SPFRecord spf = (SPFRecord) rr[i];
records.add(spf.rdataToString());
break;