I can logon using a Google account if needs be. Yesterday I received an email eight hours after the logon request was submitted. I’m never too sure how to read e-mail headers, but I think the following suggests the problem area. I’ve replaced my email address with *.*s (which I see have been removed in this post, leaving .@.).
Received: from m32-8.eu.mailgun.net (141.193.32.8) by sa-prd-rgin-001.btmx-prd.synchronoss.net (5.8.716.03) id 61B3FB59123AB84E for .@.; Wed, 9 Feb 2022 01:26:22 +0000
Dkim-signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=five.epicollect.net; q=dns/txt; s=mailo; t=1644369977; h=Content-Transfer-Encoding: Content-Type: MIME-Version: To: From: Subject: Date: Message-ID: Sender; bh=DdXtHyE2qvaoFOHPI1BW719TwJc1lQI3PWtbLpkVQCk=; b=bimT9OdfP5ocjUXrVi7MC3TPSShmm27aV1U78deLs9CBrtlNRjWSHtPeqWDgQ5z9ce+IMekL ivQBag19D5Dupcx9W6I52sH23yk2rm/jftkXZZbHAljfhtgFaxUEyG+Fi9QeYRnxd88D18CM taS5+TMFdfFdHc9JT5iq8BN5JPo=
X-mailgun-sending-ip: 141.193.32.8
X-mailgun-sid: WyIxY2UzMyIsICJkYXZpZC5lbnR3aXN0bGVAYnRpbnRlcm5ldC5jb20iLCAiMzI3MyJd
Received: from ( []) by api-n02.prod.eu-central-1.postgun.com with HTTP id 6202a8cd0dd2b4047e4a8db3; Tue, 08 Feb 2022 17:30:53 GMT