> On May 20, 2018, at 7:24 PM, John Levine <jo...@iecc.com> wrote: > > Has anyone actually seen it happen in the > wild in the past decade?
I have a dataset with ~1.4 million MX hosts. Running through those at a gentle pace (one at a time) after the first ~200 MX hosts I have 10 that don't announce 8BITMIME. So it certainly happens. Whether there's anyone behind those MTAs looking at DKIM is a rather different question... --- mail.webbrowserbellen.be posttls-finger: Connected to mail.webbrowserbellen.be[109.236.95.78]:25 posttls-finger: < 220 HELO welcome to smtp.voipcentrale.nl posttls-finger: > EHLO amnesiac posttls-finger: < 250-hollanddns.com [192.0.2.1], this server offers 2 extensions posttls-finger: < 250-SIZE 51200000 posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 Service closing transmission channel --- mail.octowood.nl posttls-finger: Connected to mail.octowood.nl[79.170.91.81]:25 posttls-finger: < 220 server1.adnecto.dk ESMTP Exim 4.72 Mon, 21 May 2018 01:39:35 +0200 posttls-finger: > EHLO amnesiac posttls-finger: < 250-server1.adnecto.dk Hello amnesiac [192.0.2.1] posttls-finger: < 250-SIZE 20971520 posttls-finger: < 250-PIPELINING posttls-finger: < 250-AUTH PLAIN LOGIN posttls-finger: < 250-STARTTLS posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 server1.adnecto.dk closing connection --- rouge.insel-zu-verkaufen.de posttls-finger: Connected to rouge.insel-zu-verkaufen.de[213.32.119.109]:25 posttls-finger: < 220 insel-zu-verkaufen.de ESMTP ready posttls-finger: > EHLO amnesiac posttls-finger: < 250-hello amnesiac posttls-finger: < 250-PIPELINING posttls-finger: < 250 SIZE 10485760 posttls-finger: > QUIT posttls-finger: < 221 insel-zu-verkaufen.de --- mail.fuis.nl posttls-finger: Connected to mail.fuis.nl[5.200.9.113]:25 posttls-finger: < 220 mailcluster.webhosting-manager.nl ESMTP posttls-finger: > EHLO amnesiac posttls-finger: < 250-mailcluster.webhosting-manager.nl posttls-finger: < 250-SIZE 50000000 posttls-finger: < 250-AUTH LOGIN posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 goodbye --- bierboetiek.com posttls-finger: Connected to bierboetiek.com[80.69.95.175]:25 posttls-finger: < 220 WEB03.home ESMTP MailEnable Service, Version: 8.51-- ready at 05/21/18 01:47:15 posttls-finger: > EHLO amnesiac posttls-finger: < 250-home [192.0.2.1], this server offers 4 extensions posttls-finger: < 250-AUTH LOGIN posttls-finger: < 250-SIZE 15360000 posttls-finger: < 250-HELP posttls-finger: < 250 AUTH=LOGIN posttls-finger: > QUIT posttls-finger: < 221 Service closing transmission channel --- mail.finwize.nl posttls-finger: Connected to mail.finwize.nl[77.72.147.81]:25 posttls-finger: < 220 s01.finwizewebhost.nl ESMTP Exim 4.76 Mon, 21 May 2018 01:48:22 +0200 posttls-finger: > EHLO amnesiac posttls-finger: < 250-s01.finwizewebhost.nl Hello amnesiac [192.0.2.1] posttls-finger: < 250-SIZE 31457280 posttls-finger: < 250-PIPELINING posttls-finger: < 250-AUTH PLAIN LOGIN posttls-finger: < 250-STARTTLS posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 s01.finwizewebhost.nl closing connection --- mail.literaircafehelmond.nl posttls-finger: Connected to mail.literaircafehelmond.nl[95.211.201.5]:25 posttls-finger: < 220 mail.mkbportal.nu ESMTP MailEnable Service, Version: 9.00-9.00- ready at 05/21/18 01:49:15 posttls-finger: > EHLO amnesiac posttls-finger: < 250-mkbportal.nu [192.0.2.1], this server offers 4 extensions posttls-finger: < 250-AUTH LOGIN posttls-finger: < 250-SIZE 40960000 posttls-finger: < 250-HELP posttls-finger: < 250 AUTH=LOGIN posttls-finger: > QUIT posttls-finger: < 221 Service closing transmission channel --- vrouwzoekt.nl posttls-finger: Connected to vrouwzoekt.nl[149.210.159.235]:25 posttls-finger: < 220 stickyservers.nl ESMTP Exim 4.76 Mon, 21 May 2018 01:50:42 +0200 posttls-finger: > EHLO amnesiac posttls-finger: < 250-stickyservers.nl Hello amnesiac [192.0.2.1] posttls-finger: < 250-SIZE 20971520 posttls-finger: < 250-PIPELINING posttls-finger: < 250-AUTH PLAIN LOGIN posttls-finger: < 250-STARTTLS posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 stickyservers.nl closing connection --- moczni.hu posttls-finger: Connected to moczni.hu[212.52.166.43]:25 posttls-finger: < 220 2-Narasimha.hu V2.08 antispam service. Please keep in mind, we decline spams! posttls-finger: > EHLO amnesiac posttls-finger: < 250-Welcome, 192.168.14.20 [192.168.14.20], pleased to meet you posttls-finger: < 250-AUTH=LOGIN posttls-finger: < 250-AUTH LOGIN posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 Aba he --- herbanow.com posttls-finger: Connected to herbanow.com[149.210.188.57]:25 posttls-finger: < 220 server.markbruin.nl ESMTP Exim 4.76 Mon, 21 May 2018 01:51:42 +0200 posttls-finger: > EHLO amnesiac posttls-finger: < 250-server.markbruin.nl Hello amnesiac [192.0.2.1] posttls-finger: < 250-SIZE 20971520 posttls-finger: < 250-PIPELINING posttls-finger: < 250-AUTH PLAIN LOGIN posttls-finger: < 250-STARTTLS posttls-finger: < 250 HELP posttls-finger: > QUIT posttls-finger: < 221 server.markbruin.nl closing connection -- Viktor.