Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread Kurt Andersen (b) via mailop
On Tue, Apr 6, 2021 at 6:51 AM Florian.Kunkel--- via mailop < mailop@mailop.org> wrote: > > we don't care of DNS SPF RRs for authentication. > Are you referring in this statement to the deprecated (type 99) SPF resource records? And/or are you talking about SPF records in TXT RRs (type 16)?

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread John Capo via mailop
On 2021-04-07 11:09, John Levine via mailop wrote: It appears that Laura Atkins via mailop said: Forcing alignment across all 3 entities (5321.from, 5322.from and the d=) breaks a lot of current implementations. Many ESPs and a ton of small businesses are going to be scrambling to get this

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread John Levine via mailop
It appears that Laura Atkins via mailop said: >Forcing alignment across all 3 entities (5321.from, 5322.from and the d=) >breaks a lot of current implementations. Many ESPs and a ton of small >businesses >are going to be scrambling to get this implemented. It's also specifically contrary to

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread Wolfgang Rosenauer via mailop
Am 07.04.21 um 10:51 schrieb Laura Atkins via mailop: Forcing alignment across all 3 entities (5321.from, 5322.from and the d=) breaks a lot of current implementations. Many ESPs and a ton of small businesses are going to be scrambling to get this implemented. In many cases they have the

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread Heiko Schlittermann via mailop
Hi Florian, some more question on alignment: Hopefully "alignment" between 5322.from and 5321.from talks about the domain only: As used by myself (and others): 5321.from: prvs=07316f9e9c=h...@schlittermann.de 5322.from: h...@schlittermann.de @Florian: How will T-Online handle

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread Laura Atkins via mailop
> On 7 Apr 2021, at 08:42, Tim Düsterhus via mailop wrote: > > Hello, > > [my first list post, please notify me if I break some etiquette] > > On 4/6/21 3:48 PM, Florian.Kunkel--- via mailop wrote: >>> t-online.de is looking for full alignment between the SPF domain >>> (5321.from) AND the

Re: [mailop] DKIM+DMARC at t-online.de (Deutsche Telekom's ISP branche)

2021-04-07 Thread Tim Düsterhus via mailop
Hello, [my first list post, please notify me if I break some etiquette] On 4/6/21 3:48 PM, Florian.Kunkel--- via mailop wrote: t-online.de is looking for full alignment between the SPF domain (5321.from) AND the d=domain (DKIM) with the header from (5322.from). ACK t-online.de is