exclude SSU1 introducers

libi2pd/RouterInfo.cpp

@@ -579,7 +579,7 @@ namespace data
 		int numValid = 0;
 		for (auto& it: address->ssu->introducers)
 		{
-			if (it.iTag && ts < it.iExp)
+			if (it.iTag && ts < it.iExp && !it.iH.IsZero ())
 				numValid++;
 			else
 				it.iTag = 0;

libi2pd/RouterInfo.h

@@ -125,7 +125,7 @@ namespace data
 
 			struct Introducer
 			{
-				Introducer (): iTag (0), iExp (0) {};
+				Introducer (): iTag (0), iExp (0) { iH.Fill(0); };
 				IdentHash iH;
 				uint32_t iTag;
 				uint32_t iExp;