diff --git a/pure-parser.js b/pure-parser.js
index b4fe39d..8158065 100644
--- a/pure-parser.js
+++ b/pure-parser.js
@@ -119,9 +119,6 @@ pdns.unpack = function (ab) {
   var i;
   var rec;
 
-  //console.log('datalen', data.length);
-  console.log(dv, qdcount);
-
   // TODO move to pdns.unpackQuestion to make testable
   function unpackQuestion(ab, dv, total) {
     var ototal = total;
@@ -139,12 +136,9 @@ pdns.unpack = function (ab) {
     }
 
     q.type = dv.getUint16(total);
-    console.log('type', q.type, total);
     total += 2;
     q.class = dv.getUint16(total);
-    console.log('class', q.class, total);
     total += 2;
-    console.log('total', total);
     q.qtotal = total - ototal;
     return q;
   }
@@ -165,22 +159,15 @@ pdns.unpack = function (ab) {
     }
 
     q.type = dv.getUint16(total);
-    console.log('type', q.type, total);
-
     total += 2;
     q.class = dv.getUint16(total);
-    console.log('class', q.class, total);
-
     total += 2;
     q.ttl = dv.getUint32(total);
-    console.log('ttl', q.ttl, total);
-
     total += 4;
     q.rdlength = dv.getUint16(total);
-    console.log('rdlength', q.rdlength, total);
-
     total += 2;
-    // TODO actually parse rdata
+
+    // TODO actually parse RDATA
     console.log(ab.byteLength, ab.byteLength - total, ab.byteLength + -total + q.rdlength);
     q.rdata = new Uint8Array(ab).slice(total, total + q.rdlength);
     console.log('q.rdata', q.rdata.byteLength);
@@ -225,6 +212,11 @@ pdns.unpack = function (ab) {
     unpackAnswer(header.additional);
   }
 
+  if (ab.byteLength !== total) {
+    throw new Error(
+      "Parsed " + total + " bytes, but packet is " + ab.byteLength + " bytes."
+    );
+  }
   header.total = total;
   return header;
 };