diff --git a/dbms/src/Functions/URL/domain.h b/dbms/src/Functions/URL/domain.h
index edbb629ae95..16c154cde1f 100644
--- a/dbms/src/Functions/URL/domain.h
+++ b/dbms/src/Functions/URL/domain.h
@@ -32,23 +32,19 @@ inline StringRef getURLHost(const char * data, size_t size)
     Pos end = data + size;
 
     Pos slash_pos = find_first_symbols<'/'>(pos, end);
-    if (slash_pos != end)
-        pos = slash_pos;
+    if (slash_pos < end - 1 && *(slash_pos + 1) == '/')
+        pos = slash_pos + 2;
     else
         pos = data;
 
     if (pos != data)
     {
-        StringRef scheme = getURLScheme(data, size);
+        StringRef scheme = getURLScheme(data, end - pos);
         Pos scheme_end = data + scheme.size;
-        if (pos - scheme_end != 1 || *scheme_end != ':')
+        if (scheme.size && (pos - scheme_end != 3 || *scheme_end != ':'))
             return StringRef{};
     }
 
-    // Check with we still have // character from the scheme
-    if (end - pos > 2 && *(pos) == '/' && *(pos + 1) == '/')
-        pos += 2;
-
     auto start_of_host = pos;
     Pos dot_pos = nullptr;
     for (; pos < end; ++pos)
diff --git a/dbms/tests/queries/1_stateful/00038_uniq_state_merge2.reference b/dbms/tests/queries/1_stateful/00038_uniq_state_merge2.reference
index 575d19b2ebf..9144afd90b2 100644
--- a/dbms/tests/queries/1_stateful/00038_uniq_state_merge2.reference
+++ b/dbms/tests/queries/1_stateful/00038_uniq_state_merge2.reference
@@ -1,16 +1,16 @@
-ru	262911	69218
+ru	262914	69218
 	92101	89421
-com	63297	30285
+com	63298	30285
 ua	29037	17475
-html	25077	15037
+html	25079	15039
 tr	16770	11857
 net	16387	11686
-php	14373	10307
+php	14374	10307
 yandsearch	12024	9484
 by	8192	6915
 yandex	7211	6124
 org	4890	4514
-kz	4677	4209
+kz	4679	4211
 tv	4400	3928
 su	2602	2396
 phtml	2409	2226