Re: DNS and RBL problems

2018-09-15 Thread Pedro David Marco
Alex,  if you want i can give you an temporal SSH tunnel for DNS traffic so you can discard a Optonline/Cablevision/Altice problem... Regards! PedroD. On Saturday, September 15, 2018, 6:42:07 PM GMT+2, Axb wrote: So this is the moment where this becomes SA OT and your ISP or

Re: DNS and RBL problems

2018-09-15 Thread Axb
So this is the moment where this becomes SA OT and your ISP or networking guys/support & Wireshark / hping, etc should help you out. On 9/15/18 6:28 PM, Alex wrote: Hi, On Sat, Sep 15, 2018 at 5:31 AM Benny Pedersen wrote: Pedro David Marco skrev den 2018-09-15 09:46: Sorry, typo issue..

Re: DNS and RBL problems

2018-09-15 Thread Alex
Hi, On Sat, Sep 15, 2018 at 5:31 AM Benny Pedersen wrote: > > Pedro David Marco skrev den 2018-09-15 09:46: > > Sorry, typo issue.. i meant 512 bytes > > and with EDNS0 its upto 4096 > > but not all dns servers support it > > one could force tcp if wanted > > or drop buggy rbl zones Thank you al

Re: DNS and RBL problems

2018-09-15 Thread Benny Pedersen
Pedro David Marco skrev den 2018-09-15 09:46: Sorry, typo issue.. i meant 512 bytes and with EDNS0 its upto 4096 but not all dns servers support it one could force tcp if wanted or drop buggy rbl zones

Re: DNS and RBL problems

2018-09-15 Thread Pedro David Marco
Sorry, typo issue.. i meant 512 bytes -PedroD

Re: DNS and RBL problems

2018-09-15 Thread Pedro David Marco
>Maybe something in your setup is throttling UDP traffic. >I've seen Zyxel DSL modems do this. >Some new IDS in your firewall? do not forget that DNS can use also TCP when the query is longer than 521 bytes... -PedroD

Re: DNS and RBL problems

2018-09-15 Thread Dominic Raferd
On 15/09/2018 02:44, Alex wrote: On Fri, Sep 14, 2018 at 4:24 PM Daniel J. Luke wrote: On Sep 14, 2018, at 3:26 PM, Kevin A. McGrail wrote: On 9/14/2018 3:22 PM, Alex wrote: I wish it were that easy. /etc/resolv.conf is set up to use 127.0.0.1, which is bind configured as a my local cachi

Re: DNS and RBL problems

2018-09-15 Thread Axb
On 9/15/18 3:44 AM, Alex wrote: On Fri, Sep 14, 2018 at 4:24 PM Daniel J. Luke wrote: On Sep 14, 2018, at 3:26 PM, Kevin A. McGrail wrote: On 9/14/2018 3:22 PM, Alex wrote: I wish it were that easy. /etc/resolv.conf is set up to use 127.0.0.1, which is bind configured as a my local caching