Re: DNS traffic tracking

2022-05-09 Thread Peter Coghlan
he traffic is and getting a better idea of who is responsible for generating it and why. In my opinion, in the absence of knowing what the problem is, experimenting with stuff like rate limiting or blocking is unlikely to solve the problem. Regards, Peter Coghlan. -- Visit https://lists.isc.org/mail

Re: getting answers from DNS queries

2022-04-25 Thread Peter Coghlan
here in dealing with the subject of malicious, bogus queries etc. Regards, Peter Coghlan. > > -- > > Hal King - h...@utk.edu > Systems Administrator > Office of Information Technology > Shared Services > > The University of Tennessee > 103c5 Kingston Pike Buildin

Re: Preventing a particular type of nameserver abuse

2021-09-21 Thread Peter Coghlan
ld be interested to know what the experts think bind might have made of this traffic had it not been filtered out. I have included some of the more usual probes before and after the more interesting traffic for context. Regards, Peter Coghlan. 09:50:12.36 207.244.251.243.41020 > 192.168.80.24.53:

Re: No more support for windows

2021-06-05 Thread Peter Coghlan
to continue as it has been but at least it may be clearer to them as to why they are in the situation they are in. Regards, Peter Coghlan > > Ondrej > -- > Ondřej Surý (He/Him) > ond...@isc.org > >> On 4. 6. 2021, at 20:37, Peter Coghlan wrote: >> >> What I fi

Re: No more support for windows

2021-06-04 Thread Peter Coghlan
in this arena, then shouldn't this be stated clearly instead of also declaring that it is highly portable? Regards, Peter Coghlan. > > Do you understand how ironic is for you to complain about “subscription is > not going to happen” while **every** email on the mailing list

Re: How to return REFUSED

2021-05-06 Thread Peter Coghlan
eep on trying. The most recent one I've seen was three days ago but there could have been more since then that hit the packet filters when I wasn't paying attention. Regards, Peter Coghlan. ___ Please visit https://lists.isc.org/mailman/l

Re: Preventing a particular type of nameserver abuse

2021-04-14 Thread Peter Coghlan
Tony Finch wrote: >Peter Coghlan wrote: >> Instead, isn't it the case that bind knows what domains it is authoritative >> for (or which ones it is supposed to be authoritative for) and bind is >> therefore in the ideal position to know which queries are abusive and wh

Re: Preventing a particular type of nameserver abuse

2021-04-14 Thread Peter Coghlan
Tony Finch wrote: > Peter Coghlan wrote: > > > > I have a nameserver which is authoritative for three or four domain names. > > It receives around 1000 queries per day that could be regarded as plausably > > legitimate. It receives around ten times that number of absi

Preventing a particular type of nameserver abuse

2021-04-12 Thread Peter Coghlan
hat many nameserver admins probably would not even notice it unless they had query logging or query-error logging turned on and checked the logs. Regards, Peter Coghlan. --Boundary_(ID_/cANmbMgveXk/KlZF+xdIQ)-- ___ Please visit https://lists.isc.org/mailman/l