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• 2025/10/18 Re: [mailop] Phishing prevention in email clients Laura Atkins via mailop
• 2025/10/18 Re: [mailop] Phishing prevention in email clients Michael Orlitzky via mailop
• 2025/10/18 Re: [mailop] Google Cloud Asia Spam Michael Peddemors via mailop
• 2025/10/18 Re: [mailop] Google Cloud Asia Spam Niels Dettenbach via mailop
• 2025/10/18 Re: [mailop] Google Cloud Asia Spam Hans-Martin Mosner via mailop
• 2025/10/18 Re: [mailop] Universally working IMAP 'default' folder naming? Slavko via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Hanno Böck via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Andrew C Aitchison via mailop
• 2025/10/18 Re: [mailop] Request for assistance with Microsoft IP blocklist issue of over 40 IPs Boris Pavlov via mailop
• 2025/10/18 Re: [mailop] [ext] Re: Phishing prevention in email clients Benny Pedersen via mailop
• 2025/10/18 Re: [mailop] MS365 mail loop Mark Alley via mailop
• 2025/10/18 Re: [mailop] Proofpoint.. Redirect cloudfilter.net URL James Hoddinott via mailop
• 2025/10/18 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Suresh Ramasubramanian via mailop
• 2025/10/18 Re: [mailop] Phishing prevention in email clients Benny Pedersen via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Alessandro Vesely via mailop
• 2025/10/18 Re: [mailop] tritontrollius.com - what is it? Jaroslaw Rafa via mailop
• 2025/10/18 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Marco Moock via mailop
• 2025/10/18 Re: [mailop] tritontrollius.com - what is it? Hans-Martin Mosner via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Bill Cole via mailop
• 2025/10/18 Re: [mailop] Proofpoint.. Redirect cloudfilter.net URL Al Iverson via mailop
• 2025/10/18 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Marco Moock via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Marco Moock via mailop
• 2025/10/18 [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Ken Robinson via mailop
• 2025/10/18 Re: [mailop] Phishing prevention in email clients Bill Cole via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Grant Taylor via mailop
• 2025/10/18 [mailop] Request for assistance with Microsoft IP blocklist issue of over 40 IPs Boris Pavlov via mailop
• 2025/10/18 Re: [mailop] Request for assistance with Microsoft IP blocklist issue of over 40 IPs L. Mark Stone via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders John Levine via mailop
• 2025/10/18 [mailop] public.pyzor.org down? Brent Clark via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Viktor Dukhovni via mailop
• 2025/10/18 [mailop] SMTP TLS client certificates and authenticated senders Andrew C Aitchison via mailop
• 2025/10/18 Re: [mailop] SMTP TLS client certificates and authenticated senders Grant Taylor via mailop
• 2025/10/18 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Rainer Daeschler via mailop
• 2025/10/18 Re: [mailop] Any one having issues with Gmail? Marco Moock via mailop
• 2025/10/18 Re: [mailop] Phishing prevention in email clients Andrew C Aitchison via mailop
• 2025/10/18 Re: [mailop] Phishing prevention in email clients Alessandro Vesely via mailop
• 2025/10/17 Re: [mailop] SMTP TLS client certificates and authenticated senders Viktor Dukhovni via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Hans-Martin Mosner via mailop
• 2025/10/17 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Al Iverson via mailop
• 2025/10/17 Re: [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/10/17 Re: [mailop] Widespread DMARC reporting misconfiguration Todd Herr via mailop
• 2025/10/17 Re: [mailop] Universally working IMAP 'default' folder naming? Klaus Ethgen via mailop
• 2025/10/17 Re: [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Atro Tossavainen via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Bill Cole via mailop
• 2025/10/17 [mailop] Phishing prevention in email clients Tim Bray via mailop
• 2025/10/17 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Ken Robinson via mailop
• 2025/10/17 Re: [mailop] Universally working IMAP 'default' folder naming? Benoit Panizzon via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Peter Corlett via mailop
• 2025/10/17 Re: [mailop] SMTP TLS client certificates and authenticated senders John Levine via mailop
• 2025/10/17 Re: [mailop] Universally working IMAP 'default' folder naming? Ralph Seichter via mailop
• 2025/10/17 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Benoit Panizzon via mailop
• 2025/10/17 Re: [mailop] SMTP TLS client certificates and authenticated senders Andrew C Aitchison via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Bill Cole via mailop
• 2025/10/17 [mailop] Spoofed malicious traffic from M365 Rodolfo Saccani via mailop
• 2025/10/17 Re: [mailop] [ext] Re: Phishing prevention in email clients Ralf Hildebrandt via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Jaroslaw Rafa via mailop
• 2025/10/17 Re: [mailop] [ext] Re: Phishing prevention in email clients John Levine via mailop
• 2025/10/17 Re: [mailop] SMTP TLS client certificates and authenticated senders Grant Taylor via mailop
• 2025/10/17 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Hans-Martin Mosner via mailop
• 2025/10/17 [mailop] tritontrollius.com - what is it? Jaroslaw Rafa via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Bill Cole via mailop
• 2025/10/17 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Benny Pedersen via mailop
• 2025/10/17 Re: [mailop] Phishing prevention in email clients Benny Pedersen via mailop
• 2025/10/16 Re: [mailop] SMTP TLS client certificates and authenticated senders Gellner, Oliver via mailop
• 2025/10/13 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Al Iverson via mailop
• 2025/10/13 Re: [mailop] SMTP TLS client certificates and authenticated senders Viktor Dukhovni via mailop
• 2025/10/13 [mailop] Microsoft security contact Giovanni Bechis via mailop
• 2025/10/13 Re: [mailop] SMTP TLS client certificates and authenticated senders Viktor Dukhovni via mailop
• 2025/10/13 Re: [mailop] Phishing prevention in email clients Anne P. Mitchell, Esq. via mailop
• 2025/10/13 Re: [mailop] SMTP TLS client certificates and authenticated senders Peter Corlett via mailop
• 2025/10/12 Re: [mailop] SMTP TLS client certificates and authenticated senders Marco Moock via mailop
• 2025/10/12 Re: [mailop] SMTP TLS client certificates and authenticated senders Michael Richardson via mailop
• 2025/10/12 Re: [mailop] SMTP TLS client certificates and authenticated senders Atro Tossavainen via mailop
• 2025/10/12 Re: [mailop] Google Cloud Asia Spam Hans-Martin Mosner via mailop
• 2025/10/11 Re: [mailop] Microsoft security contact Giovanni Bechis via mailop
• 2025/10/11 Re: [mailop] [ext] Re: Phishing prevention in email clients Bill Cole via mailop
• 2025/10/11 Re: [mailop] public.pyzor.org down? Matus UHLAR - fantomas via mailop
• 2025/10/11 Re: [mailop] Phishing prevention in email clients Laura Atkins via mailop
• 2025/10/11 Re: [mailop] Getting a bounce from one of my mailing lists & I can't determine where it's coming from Jaroslaw Rafa via mailop
• 2025/10/11 Re: [mailop] [ext] Re: Phishing prevention in email clients Jaroslaw Rafa via mailop
• 2025/10/10 Re: [mailop] [ext] Re: Phishing prevention in email clients Hans-Martin Mosner via mailop
• 2025/10/10 Re: [mailop] Phishing prevention in email clients Slavko via mailop
• 2025/10/10 Re: [mailop] [ext] Re: Phishing prevention in email clients Bill Cole via mailop
• 2025/10/10 Re: [mailop] Phishing prevention in email clients Bill Cole via mailop
• 2025/10/10 Re: [mailop] Microsoft security contact Gregory ROCHER via mailop
• 2025/10/08 [mailop] Any one having issues with Gmail? Michael Ellis via mailop
• 2025/10/03 [mailop] Proofpoint.. Redirect cloudfilter.net URL Michael Peddemors via mailop
• 2025/10/03 Re: [mailop] [EXTERNAL] MS365 mail loop Matthew Richardson via mailop
• 2025/10/02 Re: [mailop] MS365 mail loop Andre van Eyssen via mailop
• 2025/10/02 Re: [mailop] [EXTERNAL] MS365 mail loop Michael Wise via mailop
• 2025/10/02 [mailop] O365 delister broken? John Possidente via mailop
• 2025/10/02 Re: [mailop] [EXTERNAL] MS365 mail loop Scott Q. via mailop
• 2025/10/02 Re: [mailop] [EXTERNAL] MS365 mail loop Benny Pedersen via mailop
• 2025/10/02 Re: [mailop] MS365 mail loop Laura Atkins via mailop
• 2025/10/02 [mailop] MS365 mail loop Scott Q. via mailop
• 2025/10/02 [mailop] Universally working IMAP 'default' folder naming? Benoit Panizzon via mailop
• 2025/10/01 [mailop] New beehiiv IPs Dave via mailop
• 2025/09/30 [mailop] mis-matched "SPF" errors from Yahoo Royce Williams via mailop
• 2025/09/29 Re: [mailop] Universally working IMAP 'default' folder naming? Carsten Schiefner via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Michael Peddemors via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Paulo Azevedo via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Jaroslaw Rafa via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? sebastian via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Jaroslaw Rafa via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Jaroslaw Rafa via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Sebastian Nielsen via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Sebastian Nielsen via mailop
• 2025/09/26 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Jaroslaw Rafa via mailop
• 2025/09/25 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Benoît Panizzon via mailop
• 2025/09/25 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Sebastian Nielsen via mailop
• 2025/09/25 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Jay Hennigan via mailop
• 2025/09/25 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Benoit Panizzon via mailop
• 2025/09/25 Re: [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Laura Atkins via mailop
• 2025/09/25 [mailop] DirectSend - has Microsoft re-invented SPF in an IPv6 incompatible way? Benoit Panizzon via mailop
• 2025/09/23 Re: [mailop] Postmaster contact for bell.net ? Lyndon Nerenberg (VE7TFX/VE6BBM) via mailop
• 2025/09/20 [mailop] Widespread DMARC reporting misconfiguration Hanno Böck via mailop
• 2025/09/20 [mailop] Groups.IO Michelle Sullivan via mailop
• 2025/09/20 Re: [mailop] Google Cloud Asia Spam L. Mark Stone via mailop
• 2025/09/19 Re: [mailop] Google Cloud Asia Spam Chris via mailop
• 2025/09/19 [mailop] Postmaster contact for bell.net ? J Doe via mailop
• 2025/09/19 [mailop] Atmail/The Messaging Company contact? Mark Fletcher via mailop
• 2025/09/19 [mailop] contact to mail.ru A. Schulze via mailop
• 2025/09/19 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Niels Dettenbach via mailop
• 2025/09/18 Re: [mailop] Gandi using Spamhaus RBL on mail submission Hetzner Blacklist via mailop
• 2025/09/18 Re: [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/09/18 Re: [mailop] Google Cloud Asia Spam Chris via mailop
• 2025/09/18 [mailop] Mailspike Udeme Ukutt via mailop
• 2025/09/18 Re: [mailop] Google Cloud Asia Spam Michael Peddemors via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Bill Cole via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Bastian Blank via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Bastian Blank via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Arrigo Triulzi via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Arrigo Triulzi via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Arrigo Triulzi via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Arrigo Triulzi via mailop
• 2025/09/17 Re: [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Hans-Martin Mosner via mailop
• 2025/09/16 Re: [mailop] [E] Notification to mailbox providers on upcoming legally required privacy email notifications Lili Crowley via mailop
• 2025/09/16 [mailop] Auto-generated emails from M365 triggering SpamAssassin rules heavily Arrigo Triulzi via mailop
• 2025/09/16 [mailop] Notification to mailbox providers on upcoming legally required privacy email notifications Dmytro Homoniuk via mailop
• 2025/09/16 Re: [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/09/16 Re: [mailop] Important Delivery Issue on iCloud Servers Suresh Ramasubramanian via mailop
• 2025/09/16 [mailop] Important Delivery Issue on iCloud Servers Adam Humphrey via mailop
• 2025/09/07 [mailop] Important Delivery Issue on iCloud Servers BLANCHON Pierre via mailop
• 2025/09/07 Re: [mailop] [External] [List] [WL] Re: SendGrid? Seriously? Kevin A. McGrail via mailop
• 2025/09/07 Re: [mailop] SendGrid? Seriously? Atro Tossavainen via mailop
• 2025/09/05 [mailop] Yahoo throttling - best way to contact support? Aleksandr Stankeviс via mailop
• 2025/09/05 Re: [mailop] Email Server Error - IP falls in a blocked subnet Dan Malm via mailop
• 2025/09/04 Re: [mailop] Google Cloud Asia Spam Andrew C Aitchison via mailop
• 2025/09/04 Re: [mailop] Google Cloud Asia Spam Alex Burch via mailop
• 2025/09/04 [mailop] SendGrid? Seriously? Michael Peddemors via mailop
• 2025/09/04 Re: [mailop] SendGrid? Seriously? Michael Peddemors via mailop
• 2025/09/04 [mailop] qq.com MTAs odd deferral handling for their senders Mark Alley via mailop
• 2025/09/04 Re: [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/09/04 Re: [mailop] Google Cloud Asia Spam Michael Peddemors via mailop
• 2025/09/04 [mailop] Google Cloud Asia Spam Scott Q. via mailop
• 2025/09/04 Re: [mailop] Important Delivery Issue on iCloud Servers Suresh Ramasubramanian via mailop
• 2025/09/04 Re: [mailop] SendGrid? Seriously? Marco Moock via mailop
• 2025/09/03 Re: [mailop] [External] [List] [WL] Re: SendGrid? Seriously? Luke Thompson via mailop
• 2025/09/03 Re: [mailop] [External] [List] [WL] Re: SendGrid? Seriously? Kevin A. McGrail via mailop
• 2025/09/03 Re: [mailop] Email Server Error - IP falls in a blocked subnet Odhiambo Washington via mailop
• 2025/09/03 Re: [mailop] Email Server Error - IP falls in a blocked subnet Threading Updates via mailop
• 2025/09/03 Re: [mailop] Email Server Error - IP falls in a blocked subnet Odhiambo Washington via mailop
• 2025/09/03 Re: [mailop] Email Server Error - IP falls in a blocked subnet Michael Peddemors via mailop
• 2025/09/03 [mailop] Email Server Error - IP falls in a blocked subnet Odhiambo Washington via mailop
• 2025/09/03 [mailop] Broken Google Mechanism's.. repeated identical headers.. Michael Peddemors via mailop
• 2025/09/03 [mailop] Not so "duplicate" DMARC reports ? Andrew C Aitchison via mailop
• 2025/09/03 Re: [mailop] [E] Duplicate DMARC reports Google ? Marcel Becker via mailop
• 2025/09/03 Re: [mailop] M365: 451 4.7.500 Server busy (Pattern change?) Luke Thompson via mailop
• 2025/09/03 [mailop] Duplicate DMARC reports Google ? J Doe via mailop
• 2025/09/03 Re: [mailop] [E] Duplicate DMARC reports Google ? J Doe via mailop
• 2025/09/02 Re: [mailop] Gandi using Spamhaus RBL on mail submission Niels Dettenbach via mailop
• 2025/09/02 Re: [mailop] M365: 451 4.7.500 Server busy (Pattern change?) Laura Atkins via mailop
• 2025/09/02 [mailop] M365: 451 4.7.500 Server busy (Pattern change?) Luke Thompson via mailop
• 2025/09/01 Re: [mailop] Gandi using Spamhaus RBL on mail submission Michael Peddemors via mailop
• 2025/09/01 [mailop] orange.fr/wanadoo.fr have 2 MX records Jeremy Jarry via mailop
• 2025/09/01 Re: [mailop] Gandi using Spamhaus RBL on mail submission Antonin Verrier via mailop
• 2025/08/31 Re: [mailop] Duplicate DMARC reports Google ? Jaroslaw Rafa via mailop
• 2025/08/31 Re: [mailop] Duplicate DMARC reports Google ? Bill Cole via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Jaroslaw Rafa via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Al Iverson via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Antonin Verrier via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Viktor Dukhovni via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Slavko via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Antonin Verrier via mailop
• 2025/08/31 Re: [mailop] Gandi using Spamhaus RBL on mail submission Viktor Dukhovni via mailop
• 2025/08/31 [mailop] Gandi using Spamhaus RBL on mail submission Antonin Verrier via mailop
• 2025/08/29 [mailop] Is it worth reporting abuse to Verizon.com? Alessandro Vesely via mailop
• 2025/08/28 Re: [mailop] Google IP missing PTR record Viktor Dukhovni via mailop
• 2025/08/28 Re: [mailop] Google IP missing PTR record Richard Clayton via mailop
• 2025/08/28 Re: [mailop] Google IP missing PTR record Mark Fletcher via mailop
• 2025/08/28 [mailop] Google IP missing PTR record Scott Q. via mailop
• 2025/08/28 Re: [mailop] Proofpoint Assistance for Whitelisting Mark Alley via mailop
• 2025/08/28 Re: [mailop] Proofpoint Assistance for Whitelisting John Bellows via mailop
• 2025/08/28 Re: [mailop] Proofpoint Assistance for Whitelisting Jay Hennigan via mailop
• 2025/08/28 Re: [mailop] DMARC system at google going haywire? Michael Peddemors via mailop
• 2025/08/28 Re: [mailop] DMARC system at google going haywire? Jaroslaw Rafa via mailop
• 2025/08/28 Re: [mailop] Proofpoint Assistance for Whitelisting Laura Atkins via mailop
• 2025/08/28 Re: [mailop] Proofpoint Assistance for Whitelisting Michael Peddemors via mailop
• 2025/08/28 Re: [mailop] DMARC system at google going haywire? Alessandro Vesely via mailop

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