the peername is actually unknown, not unspecified, in this case

server-ca/sni_challenge/verify.py

@@ -66,12 +66,11 @@ def verify_challenge(address, r, nonce, socksify=False):
         conn.socket = socksocket
         
     sni_support.set_sni_ext(conn.ssl, sni_name)
-    peername = "[unspecified]"
+    peername = "[unknown]"
     try:
         conn.connect((address, 443))
         peername = str(conn.socket.getpeername())
     except Exception, e:
-
         return False, "Connection to SSL Server failed (%s)"  % str(e), peername
 
     cert_chain = conn.get_peer_cert_chain()