On 2015-05-29 Fri 00:09 AM |, Kevin Chadwick wrote: > Craig Skinner wrote: > > > RFC 5321, in section "4.5.4.1. Sending Strategy" has: > > > > > > From memory, they honour the 4 day rule. > > I believe so with the possible exception of hotmail as I seem to > remember thinking it was typical that microsoft were ignorant of the > RFC's and stopped trying after hours. >
For the last few years, MS has been playing by the rules - for sending. They now honour MX record precedence, & pass greylisting in under a day, typically less than an hour: May 26 18:27:55 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:28:06 teak spamd[9945]: new entry 157.55.0.213 from <[email protected]> to <[email protected]>, helo DUB004-OMC1S14.hotmail.com May 26 18:28:06 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:28:18 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:28:29 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:29:29 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:29:40 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:29:52 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:30:03 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:31:03 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:31:14 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:31:26 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:31:37 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:32:37 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:32:48 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:32:59 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:33:10 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:35:09 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:35:20 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:35:31 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:35:42 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:38:42 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:38:53 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:39:05 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:39:16 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:43:16 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:43:27 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:43:38 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:43:49 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:47:49 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:48:00 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:48:11 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:48:22 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:52:21 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:52:33 teak spamd[7960]: 157.55.0.213: disconnected after 12 seconds. May 26 18:52:44 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:52:55 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:56:55 teak spamd[7960]: 157.55.0.213: connected (1/0) May 26 18:57:06 teak spamd[7960]: 157.55.0.213: disconnected after 11 seconds. May 26 18:57:13 teak spamd[21275]: queueing add of 157.55.0.213 May 26 18:57:13 teak spamd[21275]: whitelisting 157.55.0.213 in /var/db/spamd May 26 19:01:18 teak postfix/smtpd[27535]: connect from dub004-omc1s14.hotmail.com[157.55.0.213] May 26 19:01:18 teak spamlogd[29350]: inbound 157.55.0.213 May 26 19:01:18 teak postfix/smtpd[27535]: 3lpvYV3nlNzM1: client=dub004-omc1s14.hotmail.com[157.55.0.213] May 26 19:01:20 teak postfix/smtpd[27535]: disconnect from dub004-omc1s14.hotmail.com[157.55.0.213] May 26 19:06:02 teak postfix/anvil[508]: statistics: max connection rate 1/60s for (smtp:157.55.0.213) at May 26 19:01:18 May 26 19:06:02 teak postfix/anvil[508]: statistics: max connection count 1 for (smtp:157.55.0.213) at May 26 19:01:18 May 26 19:06:02 teak postfix/anvil[508]: statistics: max message rate 1/60s for (smtp:157.55.0.213) at May 26 19:01:18 May 26 19:06:02 teak postfix/anvil[508]: statistics: max recipient rate 1/60s for (smtp:157.55.0.213) at May 26 19:01:18
