Seems like mails are coming through now. Our queues have been declining since 10:30 UTC.
/ Emil Stahl Pedersen Systems Engineer Office: +45 70 40 00 00 [email protected]<mailto:[email protected]> Operations Linux team.blue Denmark A/S H?jvangen 4 8660 Skanderborg Denmark CVR: 29412006 [cid:team.blue-color-rgb-small-mail-signature_78509216-de0a-4033-a847-aa8f4610dc1b.png] From: mailop <[email protected]> on behalf of Ken O'Driscoll via mailop <[email protected]> Date: Wednesday, 6 July 2022 at 12.57 To: Dan Malm <[email protected]> Cc: [email protected] <[email protected]> Subject: Re: [mailop] Delivery and DNS issues for Microsoft / m365 They appear to know about it - there's an open incident (EX397744) on the service health dashboard. Ken. > -----Original Message----- > From: mailop <[email protected]> On Behalf Of Dan Malm via > mailop > Sent: Wednesday 6 July 2022 10:42 > To: [email protected] > Subject: [mailop] Delivery and DNS issues for Microsoft / m365 > > Hi, > > We're seeing a lot of DNS errors for *.mail.protection.outlook.com at > the moment. NS lookup for mail.protection.outlook.com resolves to two > hostnames that in turn resolve to the same IP. What IP they both > resolves to varies over time, and one or more of those IPs doesn't > respond at all on port 53, so whenever the non working IP is cached we > can't lookup MX records for m365 customers for a while. The DNS servers > we can reach also don't support edns or qname minimization... > > And when DNS doesn't fail we have a lot of deliveries respond with: > > Temporary server error. Please try again later ATTR2 [GV0CHE01FT017.eop- > che01.prod.protection.outlook.com > > I'm assuming we're not the only ones seeing these problems at the > moment? > > https://portal.office.com/servicestatus lists issues with outlook.com > but the description there doesn't seem to fit what I'm seeing. > > -- > BR/Mvh. Dan Malm, Systems Engineer, One.com _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
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