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 <col...@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 > > Colin > >> On 14 Apr 2015, at 15:09, Pavel Odintsov <pavel.odint...@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 <col...@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 ? >>> >>> Colin >>> >>> >>>> On 14 Apr 2015, at 14:54, Nikolay Shopik <sho...@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-boun...@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 >>>>> >>>>> Colin >>>>> >>>>>> On 14 Apr 2015, at 14:09, Nikolay Shopik <sho...@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 network >>>>> ranges. >>>>>>> >>>>>>> Colin >>>>>>> >>>>> >>> >> >> >> >> -- >> Sincerely yours, Pavel Odintsov > -- Sincerely yours, Pavel Odintsov