By that logic if you have SPF -all you don’t need anything else to protect your domain. Why even bother with DMARC at all?
Get Outlook for iOS<https://aka.ms/o0ukef> ________________________________ From: John R Levine <jo...@taugh.com> Sent: Friday, February 11, 2022 7:54:55 PM To: Chris Sweeney <cswee...@clearvoice1.com>; dmarc-discuss@dmarc.org <dmarc-discuss@dmarc.org> Cc: ves...@tana.it <ves...@tana.it> Subject: [Ext] RE: [Ext] Re: [dmarc-discuss] Some DMARC adoption data [EXTERNAL EMAIL] DO NOT CLICK links or attachments unless you recognize the sender and know the content is safe. > That's the point though, even if you don't send email from a domain it should > have a SPF and DMARC record to prevent someone from spoofing your domain. If you have SPF -all and a null MX, you shouldn't need a DMARC record. Regards, John Levine, jo...@taugh.com, Taughannock Networks, Trumansburg NY Please consider the environment before reading this e-mail. https://jl.ly > -----Original Message----- > From: dmarc-discuss <dmarc-discuss-boun...@dmarc.org> On Behalf Of John > Levine via dmarc-discuss > Sent: Friday, February 11, 2022 2:25 PM > To: dmarc-discuss@dmarc.org > Cc: ves...@tana.it > Subject: [Ext] Re: [dmarc-discuss] Some DMARC adoption data > > [EXTERNAL EMAIL] DO NOT CLICK links or attachments unless you recognize the > sender and know the content is safe. > > It appears that Alessandro Vesely via dmarc-discuss <ves...@tana.it> said: >> Study on Domain Name System (DNS) abuse : technical report. Appendix 1, >> 2022 >> https://data.europa.eu/doi/10.2759/473317 >> >> Chapter 17 of the Appendix (2nd link above) contains data on SPF and DMARC. >> >> The DMARC part says that 8,129,795 out of 246,425,997 domains exhibit a >> DMARC record (3.3%). Parsing DMARC records shows that 49.68% of the >> domain names with the DMARC record has p=none, 11.20% have >> p=quarantine, and 37.14% have p=reject. > > I wish they'd also looked at how many domains have MX records, or had SPF > -all. > > I can't get too worried about no DMARC on a domain that doesn't send or > recieve mail. --- Is it necessary to print this email? If you care about the environment like we do, please refrain from printing emails. It helps to keep the environment forested and litter-free. The content of this email is confidential and intended for the recipient specified in message only. It is strictly forbidden to share any part of this message with any third party, without a written consent of the sender. If you received this message by mistake, please reply to this message and follow with its deletion, so that we can ensure such a mistake does not occur in the future.
_______________________________________________ dmarc-discuss mailing list dmarc-discuss@dmarc.org http://www.dmarc.org/mailman/listinfo/dmarc-discuss NOTE: Participating in this list means you agree to the DMARC Note Well terms (http://www.dmarc.org/note_well.html)
