client.go        |  6 +++++-
 iplist/iplist.go | 10 ++++++++++

diff --git a/client.go b/client.go
index a111b54b1487d1b120614f2400ed28c3644409e0..55bb9aca03c234280fae11929cf558ee80bb0d01 100644
--- a/client.go
+++ b/client.go
@@ -124,8 +124,12 @@
 	handshaking int
 
 	torrents map[InfoHash]*torrent
+}
 
-	dataWaits map[*torrent][]dataWait
+func (me *Client) IPBlockList() *iplist.IPList {
+	me.mu.Lock()
+	defer me.mu.Unlock()
+	return me.ipBlockList
 }
 
 func (me *Client) SetIPBlockList(list *iplist.IPList) {
diff --git a/iplist/iplist.go b/iplist/iplist.go
index ed8ac06e8db807a3c839a4eadb0983c0673bd030..756c0263d5d62fe8fe1d0aeb7672814f3441c199 100644
--- a/iplist/iplist.go
+++ b/iplist/iplist.go
@@ -28,8 +28,18 @@ 		ranges: initSorted,
 	}
 }
 
+func (me *IPList) NumRanges() int {
+	if me == nil {
+		return 0
+	}
+	return len(me.ranges)
+}
+
 // Return the range the given IP is in. Returns nil if no range is found.
 func (me *IPList) Lookup(ip net.IP) (r *Range) {
+	if me == nil {
+		return nil
+	}
 	// Find the index of the first range for which the following range exceeds
 	// it.
 	i := sort.Search(len(me.ranges), func(i int) bool {