diff --git a/pkgs/tools/security/fierce/default.nix b/pkgs/tools/security/fierce/default.nix
new file mode 100644
index 00000000000..abc1bacd212
--- /dev/null
+++ b/pkgs/tools/security/fierce/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, fetchFromGitHub, python3 }:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "fierce";
+  version = "1.3.0";
+
+  src = fetchFromGitHub {
+    owner = "mschwager";
+    repo = pname;
+    rev = version;
+    sha256 = "0cdp9rpabazyfnks30rsf3qfdi40z1bkspxk4ds9bm82kpq33jxy";
+  };
+
+  propagatedBuildInputs = [ python3.pkgs.dns ];
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/mschwager/fierce";
+    description = "DNS reconnaissance tool for locating non-contiguous IP space";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ c0bw3b globin ];
+    platforms = platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index cb36d903329..8ae05a4f7c8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2879,6 +2879,8 @@ in
 
   fltrdr = callPackage ../tools/misc/fltrdr { stdenv = gcc8Stdenv; };
 
+  fierce = callPackage ../tools/security/fierce { };
+
   figlet = callPackage ../tools/misc/figlet { };
 
   file = callPackage ../tools/misc/file {