Please see the following logs, this began happening in the last 20 minutes and seems to be progressing -
Any assistance you can provide would be greatly appreciated or any understanding of pre-existing issues the mail service may be facing?
Subject: IN - Upgrade from v10.4 to v11 - what are requirements
Date
Log Entry
2023-10-04 09:33:22
Originating domain: strumis.com
2023-10-04 09:33:22
Originating address: support@strumis.com
2023-10-04 09:33:22
Performing SPF check on domain. OrigDom=hornbill.com, OrgPre=_spf, ReqInc=true
2023-10-04 09:33:22
Delivery using DNS/direct message routing
2023-10-04 09:33:22
Target address: ----------
2023-10-04 09:33:22
Target domain (DNS MX Lookup): ----------
2023-10-04 09:33:22
Permanent failure delivering message to target recipient. Status set to 'failed'
2023-10-04 09:33:22
No MX records returned for domain: ---------- , mail delivery not possible
Subject: Re: RE: Error Message:
Date
Log Entry
2023-10-04 09:18:43
Originating domain: strumis.com
2023-10-04 09:18:43
Originating address: support@strumis.com
2023-10-04 09:18:43
Performing SPF check on domain. OrigDom=hornbill.com, OrgPre=_spf, ReqInc=true
2023-10-04 09:18:43
Permanent failure delivering message to target recipient. Status set to 'failed'
2023-10-04 09:18:43
Sender Policy Framework (SPF) check failed for originator domain: strumis.com SPF CHECK FAILED: Unable to locate any SPF record for domain: strumis.com