nanog mailing list archives
Re: macomnet weird dns record
From: Pavel Odintsov <pavel.odintsov () gmail com>
Date: Tue, 14 Apr 2015 17:35:33 +0300
But I'm not a spam source. I banned for netmask which similar to ISP subnet. On Tue, Apr 14, 2015 at 5:34 PM, Colin Johnston <colinj () gt86car org uk> wrote:
so fix the spam hosts, don’t mask the problem and make more complicated for folks trying their best to solve ColinOn 14 Apr 2015, at 15:09, Pavel Odintsov <pavel.odintsov () gmail com> wrote: Hello, Colin! We use hexademical numbers in PTR for VPS/Servers because PTR's like "host-87.118.199.240.domain.ru" so often banned by weird antispam systems by mask \d+\.\d+\.\d+\d+ as home ISP subnets which produce bunch of spam. On Tue, Apr 14, 2015 at 5:00 PM, Colin Johnston <colinj () gt86car org uk> wrote:Hi Nikolay, I have obvious hit a cultural nerve here, if so I am sorry. At least there is communication on some level, Chinese colleagues would not even bother to respond to aid debug. Be that as it may, why not use either normal decimal numbers or normal characters to show what a normal person would understand instead of having to convert the shown output ? ColinOn 14 Apr 2015, at 14:54, Nikolay Shopik <shopik () inblock ru> wrote: Are Roman numerals allowed in DNS? Because I know some people also do them. dig -x 217.199.208.190 On 14/04/15 16:45, Chuck Church wrote:Comic Book Guy would probably declare: "Worst Naming Convention Ever" Chuck -----Original Message----- From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Colin Johnston Sent: Tuesday, April 14, 2015 9:27 AM To: Nikolay Shopik Cc: <nanog () nanog org> Subject: Re: macomnet weird dns record Because looks strange especially if the traffic is 100% bad Best practice says avoid such info in records as does not aid debug since mix of dec and hex ColinOn 14 Apr 2015, at 14:09, Nikolay Shopik <shopik () inblock ru> wrote: How its weird? All these chars allowed in DNS records. On 14/04/15 15:36, Colin Johnston wrote:never saw hex in host dns records before. host-242.strgz.87.118.199.240.0xfffffff0.macomnet.net range is blocked non the less since bad traffic from Russia networkranges.Colin-- Sincerely yours, Pavel Odintsov
-- Sincerely yours, Pavel Odintsov
Current thread:
- Re: macomnet weird dns record, (continued)
- Re: macomnet weird dns record Colin Johnston (Apr 14)
- Re: macomnet weird dns record Stephane Bortzmeyer (Apr 14)
- RE: macomnet weird dns record Chuck Church (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record Pavel Odintsov (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record Colin Johnston (Apr 14)
- Re: macomnet weird dns record Niels Bakker (Apr 14)
- Re: macomnet weird dns record Pavel Odintsov (Apr 14)
- Re: macomnet weird dns record Colin Johnston (Apr 14)
- Re: macomnet weird dns record Pavel Odintsov (Apr 14)
- Re: macomnet weird dns record William Herrin (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record Colin Johnston (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record Colin Johnston (Apr 14)
- Re: macomnet weird dns record Rod Beck (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)
- Re: macomnet weird dns record William Waites (Apr 14)
- Re: macomnet weird dns record Nikolay Shopik (Apr 14)