diff --git a/pkgs/development/python-modules/checkdmarc/default.nix b/pkgs/development/python-modules/checkdmarc/default.nix
new file mode 100644
index 000000000000..e7cedec9791b
--- /dev/null
+++ b/pkgs/development/python-modules/checkdmarc/default.nix
@@ -0,0 +1,76 @@
+{ lib
+, buildPythonPackage
+, cryptography
+, dnspython
+, expiringdict
+, fetchFromGitHub
+, hatchling
+, publicsuffixlist
+, pyleri
+, iana-etc
+, pytestCheckHook
+, pythonOlder
+, requests
+, timeout-decorator
+}:
+
+buildPythonPackage rec {
+  pname = "checkdmarc";
+  version = "4.8.0";
+  format = "pyproject";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "domainaware";
+    repo = "checkdmarc";
+    # https://github.com/domainaware/checkdmarc/issues/102
+    rev = "d0364ceef3cfd41052273913369e3831cb6fe4fd";
+    hash = "sha256-OSljewDeyJtoxkCQjPU9wIsNhhxumHmeu9GHvRD4DRY=";
+  };
+
+  nativeBuildInputs = [
+    hatchling
+  ];
+
+  propagatedBuildInputs = [
+    cryptography
+    dnspython
+    expiringdict
+    publicsuffixlist
+    pyleri
+    requests
+    timeout-decorator
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "checkdmarc"
+  ];
+
+  pytestFlagsArray = [
+    "tests.py"
+  ];
+
+  disabledTests = [
+    # Tests require network access
+    "testDMARCPctLessThan100Warning"
+    "testSPFMissingARecord"
+    "testSPFMissingMXRecord"
+    "testSplitSPFRecord"
+    "testTooManySPFDNSLookups"
+    "testTooManySPFVoidDNSLookups"
+  ];
+
+  meta = with lib; {
+    description = "A parser for SPF and DMARC DNS records";
+    homepage = "https://github.com/domainaware/checkdmarc";
+    changelog = "https://github.com/domainaware/checkdmarc/blob/${version}/CHANGELOG.md";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ fab ];
+  };
+}
+
diff --git a/pkgs/development/python-modules/pyleri/default.nix b/pkgs/development/python-modules/pyleri/default.nix
new file mode 100644
index 000000000000..98c71d06f55a
--- /dev/null
+++ b/pkgs/development/python-modules/pyleri/default.nix
@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pythonOlder
+, unittestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "pyleri";
+  version = "1.4.2";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "cesbit";
+    repo = "pyleri";
+    rev = "refs/tags/${version}";
+    hash = "sha256-52Q2iTrXFNbDzXL0FM+Gypipvo5ciNqAtZa5sKOwQRc=";
+  };
+
+  nativeCheckInputs = [
+    unittestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "pyleri"
+  ];
+
+  meta = with lib; {
+    description = "Module to parse SiriDB";
+    homepage = "https://github.com/cesbit/pyleri";
+    changelog = "https://github.com/cesbit/pyleri/releases/tag/${version}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c15d6ccf5304..fd4ad180b11b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1901,6 +1901,8 @@ self: super: with self; {
 
   check-manifest = callPackage ../development/python-modules/check-manifest { };
 
+  checkdmarc = callPackage ../development/python-modules/checkdmarc { };
+
   cheetah3 = callPackage ../development/python-modules/cheetah3 { };
 
   cheroot = callPackage ../development/python-modules/cheroot { };
@@ -9358,6 +9360,8 @@ self: super: with self; {
 
   pyld = callPackage ../development/python-modules/pyld { };
 
+  pyleri = callPackage ../development/python-modules/pyleri { };
+
   pylev = callPackage ../development/python-modules/pylev { };
 
   pylgnetcast = callPackage ../development/python-modules/pylgnetcast { };