diff --git a/pkgs/development/python-modules/asndb/default.nix b/pkgs/development/python-modules/asndb/default.nix
new file mode 100644
index 000000000000..5058b59362a6
--- /dev/null
+++ b/pkgs/development/python-modules/asndb/default.nix
@@ -0,0 +1,47 @@
+{
+  lib,
+  blasthttp,
+  buildPythonPackage,
+  cachetools,
+  fetchPypi,
+  nix-update-script,
+  radixtarget,
+  setuptools,
+  typer,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "asndb";
+  version = "1.1.0";
+  pyproject = true;
+
+  __structuredAttrs = true;
+
+  src = fetchPypi {
+    inherit (finalAttrs) pname version;
+    hash = "sha256-Q1qXQepm1ouBfJwQVHKfiMPV66lLlsqZGxWa1Asj0Mo=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    blasthttp
+    cachetools
+    radixtarget
+    typer
+  ];
+
+  # Tests require network access
+  doCheck = false;
+
+  pythonImportsCheck = [ "asndb" ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Library for looking up ASNs by IP or AS number";
+    homepage = "https://pypi.org/project/asndb";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ fab ];
+  };
+})
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 4be55798cb7b..9aff07bb77d4 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1399,6 +1399,8 @@ self: super: with self; {
 
   asn1tools = callPackage ../development/python-modules/asn1tools { };
 
+  asndb = callPackage ../development/python-modules/asndb { };
+
   aspectlib = callPackage ../development/python-modules/aspectlib { };
 
   aspell-python-py3 = callPackage ../development/python-modules/aspell-python-py3 { };