[Inkscape-webmaster] Undelivered Mail Returned to Sender

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The mail system

24newmanle@student.mayflowerhigh.essex.sch.uk: host ASPMX.L.GOOGLE.COM[2607:f8b0:400e:c09::1a] said: 550-5.7.1 External mail is disabled for this user 550 5.7.1 - gcdp d9443c01a7336-23de4341db9si107596345ad.413 - gsmtp (in reply to end of DATA command)