Re: [mailop] Gmail marking email from me as spam

2019-10-07 Thread Andrew C Aitchison via mailop
ecognise that rafa.eu.org sends good mail ... But the basic problem remains; an AI has decided it doesn't like you. Many bad guys spend significant amounts of time/money/effort trying to get out of this AI's bad books, so it has defences again those who try to persuade it to l

Re: [mailop] Google is refusing DMARC reports

2019-09-28 Thread Andrew C Aitchison via mailop
messages that passed DMARC authentication as well as those that did not. How often are you sending to the rua address ? I doubt that you need to send summaries more than once per day. Google doesn't advertise an "ruf" URI so do not wish to receive individual failur

Re: [mailop] [ext] Re: Return Path / Sender Score

2019-08-22 Thread Andrew C Aitchison via mailop
On Thu, 22 Aug 2019, Michael Rathbun via mailop wrote: In our experience, if you mail to addresses that haven't engaged (subscribe, open, click) in the previous 90 to 180 days, there is a growing tendency for your IPs/domains to be classified as spammaceous and dealt with appropriately. You ca

Re: [mailop] live.fr admin required

2019-08-20 Thread Andrew C Aitchison via mailop
I can understand). -- Andrew C. Aitchison Kendal, UK and...@aitchison.me.uk ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Paging Proofpoint - possible issue with SSL cert for SORBS website

2019-08-09 Thread Andrew C Aitchison via mailop
also keen to get to ssl-everywhere and more likely to object to https -> http rejection. -- Andrew C. Aitchison Kendal, UK and...@aitchison.me.uk ___ mailop mailing list mailop@mailop.org h

Re: [mailop] Moving to a new outbound IP range

2019-07-01 Thread Andrew C Aitchison via mailop
On Mon, 1 Jul 2019, Simplelists - Andrew Beverley via mailop wrote: Dear all, I'm after some general advice about moving to a new outbound email IP address range. We have a choice of either applying for a brand new range from RIPE (which has presumably never been used before to send email), or

Re: [mailop] SPF: What happens if includes specify different 'all' settings?

2019-06-27 Thread Andrew C Aitchison via mailop
sarily result in an overall "fail". (Better names for this mechanism would have been "if-match", "on-match", etc.) In practice this means that any "all" records in the include: are ignored. -- Andrew C. Aitchison K

[mailop] Bots, spam-traps and signup pages

2019-05-09 Thread Andrew C Aitchison via mailop
acklisted due to spamtrap addresses sneaking into their distribution lists. Is this deliberate enemy action or collateral damage ? I'm finding it difficult to see why a general spam bot would sign spam traps up to a mailing list, so guess that I am missing somet

Re: [mailop] forwarding failure, Admin: Gmail users of mailop suspended due to bounces.

2019-05-02 Thread Andrew C Aitchison via mailop
mail. With single-sign-on I need to make it easy for users not to give the alternate mail service (and their hackers :-) access to all the services I provide, along with POP retrieval. -- Andrew C. Aitchison Cambridge, UK and...@aitchison.

[mailop] Mailop cert - was Re: Admin: Gmail users of mailop suspended due to bounces.

2019-04-29 Thread Andrew C Aitchison via mailop
chance that the certificate could be renewed ? Thanks, -- Andrew C. Aitchison Cambridge, UK and...@aitchison.me.uk___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/m

Re: [mailop] Fwd: Re: The utility of spam folders

2019-04-23 Thread Andrew C Aitchison
arged by the click, not the view ? -- Andrew C. Aitchison Cambridge, UK and...@aitchison.me.uk ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] List-Unsubscribe Question

2019-04-20 Thread Andrew C Aitchison
I agree that forwarding and distribution lists are the most likely reasons. Another common possibility is what exim calls local_part_prefix and local_part_suffix, often adding a "+" and a tag to the local part of the address, but I imagine that your operators would recognise those. I personal

Re: [mailop] Is the 3rd-party reporting DMARC record required?

2018-08-16 Thread Andrew C Aitchison
3rd-party reports your defense falls apart. -- Andrew C. Aitchison Cambridge, UK and...@aitchison.me.uk ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] dmarc reports, was DKIM headers - which do you sign and why?

2018-07-26 Thread Andrew C Aitchison
orts from google. Your lawyers do not have to worry. -- Andrew C. Aitchison Cambridge, UK and...@aitchison.me.uk ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] DKIM headers - which do you sign and why?

2018-07-24 Thread Andrew C Aitchison
On Tue, 24 Jul 2018, Stefano Bagnara wrote: It's clear that I'm NOT receiving Yahoo reports, I don't know why... Are there special requirements to receive them? On Tue, 24 Jul 2018, Andrew C Aitchison replied: I recieve dmarc aggregate reports from Yahoo to the ruf addres

Re: [mailop] DKIM headers - which do you sign and why?

2018-07-24 Thread Andrew C Aitchison
special requirements to receive them? I recieve dmarc aggregate reports from Yahoo to the ruf address in my _dmarc record; gmail sends forensic/failure reports to the rua address. ... Not exactly *special* requirements, but different, yes. -- Andrew C. Aitchison

Re: [mailop] Hotmail/msn/lutlook performing unsolicited updates to users' safe- and blocked-sender lists?

2018-06-16 Thread Andrew C Aitchison
collects. If retrieving a message (without visiting any of the links) will trigger some modification to the local safe-sender list, I would consider this a serious bug at the very least. Wont a simple text MUA like mutt or (al)pine retrieve a message without visiting any of the links ? -- Andrew C

Re: [mailop] Should mail servers publish IPv6 MX records? Could this harm your spam filtering?

2018-06-09 Thread Andrew C Aitchison
MX record (for envelope sender domain I guess) as a marker for spaminess ? (This *should* not matter in Rob's case as there will be an IPv4 MX record.) -- Andrew C. Aitchison Cambridge, UK an

Re: [mailop] Disabling TLS1.0 for SMTP

2018-05-22 Thread Andrew C Aitchison
, IMAP and webmail - where you do disable TLS 1.0, just in case a TLS version of DROWN shows up. Also, does the MTA check the name in the certificate ? I understand that not all do (or didn't until recently) since you can't always determine what the name should be. --

Re: [mailop] GDPR and WHOIS PRIVACY

2018-05-04 Thread Andrew C Aitchison
vide the same protection for companies as it does for individuals, so I don't see how it can affect role email addresses and registered corporate adddresses; those should be able to stay in WHOIS. -- Andrew C. Aitchison Cambridge, UK

Re: [mailop] onmicrosoft DNS gone awry

2018-03-08 Thread Andrew C Aitchison
On Thu, 8 Mar 2018, Lyle Giese wrote: I am unable to get to onmicrosoft.com(hosted exchange), doing a dig +trace onmicrosoft.com ends up: onmicrosoft.com.    86400   IN  NS ns4.bdm.microsoftonline.com. onmicrosoft.com.    86400   IN  NS ns1.bdm.microsoftonline.com. onmicrosoft.

[mailop] Password habits - was Re: Gmail forwarding blowback

2017-11-10 Thread Andrew C Aitchison
POP3 password every time, or do they store it ? I really, really don't like the idea of encouraging users to give passwords to third parties. -- Andrew C. Aitchison Cambridge, UK and...@aitch

Re: [mailop] Hotmail and 4.5.1 4.7.500 Server Busy with some

2017-11-09 Thread Andrew C Aitchison
your messages several hundred K bytes. If you trim some of the historical messages I suspect that your messages will get through. -- Andrew C. Aitchison Cambridge, UK and...@aitchison.me.uk

Re: [mailop] btinternet.com blacklist

2017-07-10 Thread Andrew C Aitchison
t ban you would claim from your expert. -- Andrew C Aitchison Cambridge, UK ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] SPF record

2017-05-21 Thread Andrew C Aitchison
ather than mine, but with ?any I am saying that it definitely could be genuine. I use forwarding and expect others to forward messages I send to their users. In the end I decided that SPF isn't really compatible with forwarding and voted for a world with forwarding. -- Andrew C Aitchison ___

Re: [mailop] Issue with email parsing at YAHOO

2017-03-29 Thread Andrew C Aitchison
ents as attachments rather than inlining them, although options to switch between thse options would be helpful. -- Andrew C Aitchison ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Recommendations for max limits on header, for a receiving server

2016-11-01 Thread Andrew C Aitchison
On Tue, 1 Nov 2016, Jim Cheetham wrote: Hi Mailop, We run our listening mail servers with a maximum header size limit of 32768 (Sendmail's default). We've found at least one "legitimate" sender whose headers are far bigger than that, and the reason for this isn't a very long path :-) it's al

[mailop] https://chilli.nosignal.org/ certificate expired

2016-08-27 Thread Andrew C Aitchison
time is 08/28/16 06:18. Error code: SEC_ERROR_EXPIRED_CERTIFICATE I saw that there was a problem with letsencrpt and available memory. Any progress ? Thanks, -- Andrew C Aitchison Cambridge, UK ___ mailop mailing list mailop

Re: [mailop] Yahoo DMARC changes - Proxying SMTP auth for freemail users

2016-03-24 Thread Andrew C Aitchison
On Thu, 24 Mar 2016, Suresh Ramasubramanian wrote: There is of course the other part that various freemails just might not appreciate their customers sharing passwords with a third party, like say an esp. Just like Gmail's Mail Fetcher feature https://support.google.com/mail/answer/21289?hl=e

Re: [mailop] mailop + DMARC + mailman = mung_from

2016-02-23 Thread Andrew C Aitchison
onally, I really dislike looking at DMARC policy on mail that doesn't already score as pretty spammy. -- Dr. Andrew C. Aitchison ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

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