Thanks. Unfortunately, this on my personal email account at home provided by my ISP, rather than the mail server I look after at work. There is a correctly dated recieved by header put in by my ISP's server, but Spamcop seems to carry on processing past that, past more genuine headers until it gets to:
Several of these:
Received: from MW3PR22MB2107.namprd22.prod.outlook.com (2603:10b6:303:46::24)
by BN6PR22MB0082.namprd22.prod.outlook.com with HTTPS; Tue, 10 Aug 2021
00:30:21 +0000
before this:
From: x x<microsoft-noreply@microsoft.com>
Date: Tue, 10 Aug 2021 00:30:17 +0000
Subject: The most effective way to make money using bitcoin.
The analyisi does seem to correctly identify the source - I agree with what it identifies, but the reporting fails because of the borged dates seeming to dominate.