diff --git a/src/protocol.h b/src/protocol.h
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -532,8 +532,20 @@
         auto k = GetKind();
         return k == MSG_TX;
     }
+    bool IsMsgBlk() const {
+        auto k = GetKind();
+        return k == MSG_BLOCK;
+    }
+    bool IsMsgFilteredBlk() const {
+        auto k = GetKind();
+        return k == MSG_FILTERED_BLOCK;
+    }
+    bool IsMsgCmpctBlk() const {
+        auto k = GetKind();
+        return k == MSG_CMPCT_BLOCK;
+    }
 
-    bool IsSomeBlock() const {
+    bool IsGenBlkMsg() const {
         auto k = GetKind();
         return k == MSG_BLOCK || k == MSG_FILTERED_BLOCK ||
                k == MSG_CMPCT_BLOCK;
diff --git a/src/test/fuzz/protocol.cpp b/src/test/fuzz/protocol.cpp
--- a/src/test/fuzz/protocol.cpp
+++ b/src/test/fuzz/protocol.cpp
@@ -25,7 +25,7 @@
     } catch (const std::out_of_range &) {
     }
     (void)inv->GetKind();
-    (void)inv->IsSomeBlock();
+    (void)inv->IsGenBlkMsg();
     (void)inv->IsMsgTx();
     (void)inv->ToString();
     const std::optional<CInv> another_inv =
diff --git a/src/test/inv_tests.cpp b/src/test/inv_tests.cpp
--- a/src/test/inv_tests.cpp
+++ b/src/test/inv_tests.cpp
@@ -12,7 +12,7 @@
     CInv inv(type, uint256());
     BOOST_CHECK_EQUAL(inv.GetKind(), expected);
     BOOST_CHECK_EQUAL(inv.IsMsgTx(), IsTx);
-    BOOST_CHECK_EQUAL(inv.IsSomeBlock(), IsBlock);
+    BOOST_CHECK_EQUAL(inv.IsGenBlkMsg(), IsBlock);
 }
 
 /* Validate various inv facilities. */