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Posted to users@spamassassin.apache.org by Pedro David Marco via users <us...@spamassassin.apache.org> on 2023/02/20 17:02:39 UTC

X_IBL: header

Hi,
sorry for the semi-offtopic but we are seeing emails with a header like this:   X-IBL: Fact3Does anyone have any clue about it? Thanks,
Pete.