nanog mailing list archives
Re: Blocking MX query
From: Tony Finch <dot () dotat at>
Date: Tue, 4 Sep 2012 12:37:44 +0100
Ibrahim <ibrahim1 () gmail com> wrote:
We are thinking to block MX queries on our DNS server, so only spammer that use their own SMTP server will got affected. [...] Any best practice to block MX query?
Don't do this. It won't hinder spammers and it'll cause problems for legit users. Tony. -- f.anthony.n.finch <dot () dotat at> http://dotat.at/ Forties, Cromarty: East, veering southeast, 4 or 5, occasionally 6 at first. Rough, becoming slight or moderate. Showers, rain at first. Moderate or good, occasionally poor at first.
Current thread:
- Blocking MX query Ibrahim (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)
- Re: Blocking MX query Ibrahim (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)
- Re: Blocking MX query Ibrahim (Sep 04)
- Re: Blocking MX query Bacon Zombie (Sep 04)
- Re: Blocking MX query Ibrahim (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)
- Re: Blocking MX query Ibrahim (Sep 04)
- Re: Blocking MX query Tony Finch (Sep 04)
- Re: Blocking MX query William Herrin (Sep 04)
- Re: Blocking MX query Rich Kulawiec (Sep 04)
- Re: Blocking MX query Jimmy Hess (Sep 04)
- Re: Blocking MX query Mark Andrews (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)
- Re: Blocking MX query Mark Andrews (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)
- Re: Blocking MX query Jimmy Hess (Sep 04)
- Re: Blocking MX query Mark Andrews (Sep 04)
- Re: Blocking MX query Rich Kulawiec (Sep 04)
- Re: Blocking MX query Suresh Ramasubramanian (Sep 04)