Re: [mailop] [EXTERNAL] Re: comcast.net MX

2021-12-04 Thread Brotman, Alex via mailop
Ale, Send me a private message with the details of your connection. I'll see what I can find. -- Alex Brotman Sr. Engineer, Anti-Abuse & Messaging Policy Comcast From: Alessandro Vesely Sent: Saturday, December 4, 2021 7:07:55 AM To: Brotman, Alex ;

Re: [mailop] Postfix / DNSblog Query Problems with various RBLs running in timeouts

2021-12-04 Thread Glowfish Domainadministrator via mailop
Hi Luis and Slavko, thank you guys. You pointed me to the right direction. The problem was the systemd-resolv. I installed Bind9 and replaced systemd-resolv with it. So far I have not seen any more DNS timeouts or resolving problems. KR Daniel -Ursprüngliche Nachricht- Von: mailop

Re: [mailop] comcast.net MX

2021-12-04 Thread John Levine via mailop
It appears that Al Iverson via mailop said: >I don't use IPv6, so I don't have an easy way to test it today. So if >you're coming in on IPv6 and having issues that I'm not having, maybe >they have an IPv6 issue or can't resolve your DNS. IPv6 worked for me, at least from a host that has proper

Re: [mailop] comcast.net MX

2021-12-04 Thread Al Iverson via mailop
On Sat, Dec 4, 2021 at 6:16 AM Alessandro Vesely via mailop wrote: > > On Thu 02/Dec/2021 19:55:37 +0100 Brotman, Alex via mailop wrote: > > Folks, > > > > You may or may not have noticed we've been moving some things around. > > We've published new MX records, and have moved traffic over. The

Re: [mailop] comcast.net MX

2021-12-04 Thread Alessandro Vesely via mailop
On Thu 02/Dec/2021 19:55:37 +0100 Brotman, Alex via mailop wrote: Folks, You may or may not have noticed we've been moving some things around. We've published new MX records, and have moved traffic over. The old MX records will cease to exist shortly. If you're somehow fixated on those old

Re: [mailop] Large volume of script spam related to liberachat false-flag

2021-12-04 Thread Camille - Clean Mailbox via mailop
Hi, We also see new wave from the following sender schemas: *@*.vps.ovh.ca *@*.cg.shawcable.net *@HI.com *@*.ip-54-39-131.net *@*.ip-192-99-137.net *@*.contaboserver.net *@*.res.spectrum.com *@*.res.rr.com *@*.ftmy.centurylink.net We are able to detect & block them before they reach our

Re: [mailop] Large volume of script spam related to liberachat false-flag

2021-12-04 Thread Bjoern Franke via mailop
Hi, The dayjob just got hit with a number of scripts from a bunch of compromised VPSes with subject lines promoting LiberaChat (false-flag), telling us our network sucks, saying transphobic things, and the like. it seems a new wave is coming, from OVH and shaw.ca. Regards Bjoern