-----------------------------
- **Breaking (Python 2):** Upgrade to the new ``dnspython`` resolve API for DNS checks for future-proofing [`229db4f`_] - `moshfrid`_.
- **Breaking (Python 2):** Drop support for Python versions prior to 3.6 [`635aff4`_] - `michaelherold`_.
- Consider emails with domains that have null MX records, per RFC7505, invalid when checking DNS [`ebc4a2f`] - `bmcculley`_.
.. _229db4f: https://github.com/michaelherold/pyIsEmail/commit/229db4fe4f790b5a95e1e85bffbdd42464472ea5
.. _635aff4: https://github.com/michaelherold/pyIsEmail/commit/635aff42c3cd0a04f3bad8c79099cd5827fed74f
.. _ebc4a2f: https://github.com/michaelherold/pyIsEmail/commit/ebc4a2f8120b02d488472c1f5bf293b155b58118
.. _moshfrid: https://github.com/moshfrid
.. _bmcculley: https://github.com/bmcculley