diff --git a/src/cpp/ripple/LedgerConsensus.cpp b/src/cpp/ripple/LedgerConsensus.cpp
index 971bb332a..23744cb1e 100644
--- a/src/cpp/ripple/LedgerConsensus.cpp
+++ b/src/cpp/ripple/LedgerConsensus.cpp
@@ -201,7 +201,7 @@ void LedgerConsensus::checkOurValidation()
 	v->setTrusted();
 	v->sign(signingHash, mValPrivate);
 	theApp->isNew(signingHash);
-	theApp->getValidations().addValidation(v);
+	theApp->getValidations().addValidation(v, "localMissing");
 	std::vector<unsigned char> validation = v->getSigned();
 	ripple::TMValidation val;
 	val.set_validation(&validation[0], validation.size());
@@ -1182,7 +1182,7 @@ void LedgerConsensus::accept(SHAMap::ref set, LoadEvent::pointer)
 		v->sign(signingHash, mValPrivate);
 		v->setTrusted();
 		theApp->isNew(signingHash); // suppress it if we receive it
-		theApp->getValidations().addValidation(v);
+		theApp->getValidations().addValidation(v, "local");
 		theApp->getOPs().setLastValidation(v);
 		std::vector<unsigned char> validation = v->getSigned();
 		ripple::TMValidation val;
diff --git a/src/cpp/ripple/NetworkOPs.cpp b/src/cpp/ripple/NetworkOPs.cpp
index 26a8da1bf..f576fea8b 100644
--- a/src/cpp/ripple/NetworkOPs.cpp
+++ b/src/cpp/ripple/NetworkOPs.cpp
@@ -1164,10 +1164,10 @@ std::vector<RippleAddress>
 	return accounts;
 }
 
-bool NetworkOPs::recvValidation(SerializedValidation::ref val)
+bool NetworkOPs::recvValidation(SerializedValidation::ref val, const std::string& source)
 {
-	cLog(lsDEBUG) << "recvValidation " << val->getLedgerHash();
-	return theApp->getValidations().addValidation(val);
+	cLog(lsDEBUG) << "recvValidation " << val->getLedgerHash() << " from " << source;
+	return theApp->getValidations().addValidation(val, source);
 }
 
 Json::Value NetworkOPs::getConsensusInfo()
diff --git a/src/cpp/ripple/NetworkOPs.h b/src/cpp/ripple/NetworkOPs.h
index 99daf9483..00cb710c9 100644
--- a/src/cpp/ripple/NetworkOPs.h
+++ b/src/cpp/ripple/NetworkOPs.h
@@ -253,7 +253,7 @@ public:
 		RippleAddress nodePublic, uint256 checkLedger, bool sigGood);
 	SMAddNode gotTXData(const boost::shared_ptr<Peer>& peer, const uint256& hash,
 		const std::list<SHAMapNode>& nodeIDs, const std::list< std::vector<unsigned char> >& nodeData);
-	bool recvValidation(SerializedValidation::ref val);
+	bool recvValidation(SerializedValidation::ref val, const std::string& source);
 	void takePosition(int seq, SHAMap::ref position);
 	SHAMap::pointer getTXMap(const uint256& hash);
 	bool hasTXSet(const boost::shared_ptr<Peer>& peer, const uint256& set, ripple::TxSetStatus status);
diff --git a/src/cpp/ripple/Peer.cpp b/src/cpp/ripple/Peer.cpp
index 5f2629131..4a87a4dc4 100644
--- a/src/cpp/ripple/Peer.cpp
+++ b/src/cpp/ripple/Peer.cpp
@@ -1056,8 +1056,16 @@ static void checkValidation(Job&, SerializedValidation::pointer val, uint256 sig
 			return;
 		}
 
+		std::string source;
+		Peer::pointer lp = peer.lock();
+		if (lp)
+			source = lp->getDisplayName();
+		else
+			source = "unknown";
+
 		std::set<uint64> peers;
-		if (theApp->getOPs().recvValidation(val) && theApp->getSuppression().swapSet(signingHash, peers, SF_RELAYED))
+		if (theApp->getOPs().recvValidation(val, source) &&
+			theApp->getSuppression().swapSet(signingHash, peers, SF_RELAYED))
 		{
 			PackedMessage::pointer message = boost::make_shared<PackedMessage>(*packet, ripple::mtVALIDATION);
 			theApp->getConnectionPool().relayMessageBut(peers, message);
diff --git a/src/cpp/ripple/ValidationCollection.cpp b/src/cpp/ripple/ValidationCollection.cpp
index 2827c36f5..a9ffab3e1 100644
--- a/src/cpp/ripple/ValidationCollection.cpp
+++ b/src/cpp/ripple/ValidationCollection.cpp
@@ -34,7 +34,7 @@ VSpointer ValidationCollection::findSet(const uint256& ledgerHash)
 	return mValidations.fetch(ledgerHash);
 }
 
-bool ValidationCollection::addValidation(SerializedValidation::ref val)
+bool ValidationCollection::addValidation(SerializedValidation::ref val, const std::string& source)
 {
 	RippleAddress signer = val->getSignerPublic();
 	bool isCurrent = false;
@@ -53,7 +53,7 @@ bool ValidationCollection::addValidation(SerializedValidation::ref val)
 	else
 	{
 		cLog(lsDEBUG) << "Node " << signer.humanNodePublic() << " not in UNL st=" << val->getSignTime() <<
-			", hash=" << val->getLedgerHash() << ", shash=" << val->getSigningHash();
+			", hash=" << val->getLedgerHash() << ", shash=" << val->getSigningHash() << " src=" << source;
 	}
 
 	uint256 hash = val->getLedgerHash();
diff --git a/src/cpp/ripple/ValidationCollection.h b/src/cpp/ripple/ValidationCollection.h
index 112e9c111..d73a546c6 100644
--- a/src/cpp/ripple/ValidationCollection.h
+++ b/src/cpp/ripple/ValidationCollection.h
@@ -37,7 +37,7 @@ public:
 	ValidationCollection() : mValidations("Validations", 128, 600), mWriting(false)
 	{ mStaleValidations.reserve(512); }
 
-	bool addValidation(SerializedValidation::ref);
+	bool addValidation(SerializedValidation::ref, const std::string& source);
 	ValidationSet getValidations(const uint256& ledger);
 	void getValidationCount(const uint256& ledger, bool currentOnly, int& trusted, int& untrusted);
 	void getValidationTypes(const uint256& ledger, int& full, int& partial);