File: D:/hMailServer/Data/hyperflight.co.uk/robin/9C/{9C866673-3C4F-43C2-A2E4-37C7EDF02C2D}.eml
Return-Path: sales@hyperflight.co.uk
Delivered-To: robin@hyperflight.co.uk
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Return-Path: <>
Message-ID: <768F199B-571B-4C7E-98E5-C9B280D8B1D5@mail.itpartnership.com>
Date: Thu, 2 Apr 2026 20:02:15 +0100
From: mailer-daemon@mail.itpartnership.com
To: sales@hyperflight.co.uk
Subject: Message undeliverable: HyperFlight Order Confirmation & Invoice 107666
Content-Transfer-Encoding: quoted-printable
X-hMailServer-LoopCount: 2
Your message did not reach some or all of the intended recipients.
Sent: Thu, 2 Apr 2026 20:01:59 +0100
Subject: HyperFlight Order Confirmation & Invoice 107666
The following recipient(s) could not be reached:
xrprune2930@att.net
Error Type: SMTP
Remote server (98.137.26.68) issued an error.
hMailServer sent: .
Remote server replied: 554 Message permanently deferred due to unresolvable RFC.5321 from domain. See https://senders.yahooinc.com/error-codes#unresolvable-from-domain
hMailServer