Re: Query NS

2004-02-02 Thread Florian Weimer
Hans Spaans wrote: > 'dig . ns @ > /etc/bind/db.root' can give you a new db.root > file for your nameserver. If its wise? Yes and no, your db.root must > contain valid data, but to take a random nameserver, that is not wise. Most resolvers return an empty additional section anyway, which limits

Re: Query NS

2004-02-02 Thread Florian Weimer
Hans Spaans wrote: > 'dig . ns @ > /etc/bind/db.root' can give you a new db.root > file for your nameserver. If its wise? Yes and no, your db.root must > contain valid data, but to take a random nameserver, that is not wise. Most resolvers return an empty additional section anyway, which limits

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 16:21, Dale Amon wrote: > I'd still be interested to know if anyone knows *why* > so many people are doing this. I know what they are doing; > I can block it; but I'm curious. I've got a gut feeling > it has something to do with spammers hiding their tracks, > but I'm no

Re: Query NS

2004-02-01 Thread Dale Amon
On Sun, Feb 01, 2004 at 03:46:07PM +0100, Hans Spaans wrote: > You added it globally and to every zone? Also allow-transfer is a nice > own to get into place. But you will see queries being denied and if you Yes, I've got allow-transfer groups on all domains; allow-query { any; } on all domains

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 16:21, Dale Amon wrote: > I'd still be interested to know if anyone knows *why* > so many people are doing this. I know what they are doing; > I can block it; but I'm curious. I've got a gut feeling > it has something to do with spammers hiding their tracks, > but I'm no

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 14:50, Dale Amon wrote: > Actually that's precisely how I discovered it. I added > allow queries and was trying to figure out why I was > denying so many queries per second. You added it globally and to every zone? Also allow-transfer is a nice own to get into place. Bu

Re: Query NS

2004-02-01 Thread Dale Amon
On Sun, Feb 01, 2004 at 03:46:07PM +0100, Hans Spaans wrote: > You added it globally and to every zone? Also allow-transfer is a nice > own to get into place. But you will see queries being denied and if you Yes, I've got allow-transfer groups on all domains; allow-query { any; } on all domains

Re: Query NS

2004-02-01 Thread Dale Amon
On Sun, Feb 01, 2004 at 02:29:53PM +0100, Hans Spaans wrote: > But than a gain, you can do a joke next month so people have a problem > or you can fix this problem by adding allow-query statements to your > named.conf and forcing people to abuse someone else. Actually that's precisely how I disc

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 14:50, Dale Amon wrote: > Actually that's precisely how I discovered it. I added > allow queries and was trying to figure out why I was > denying so many queries per second. You added it globally and to every zone? Also allow-transfer is a nice own to get into place. Bu

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 14:02, Dale Amon wrote: > What is the purpose of a DNS query NS ? It returns > to the requester my list of root servers, which seems > pointless... and I am getting hit by them at the rate > of several a second from various nameservers. 'dig . ns @ &g

Query NS

2004-02-01 Thread Dale Amon
What is the purpose of a DNS query NS ? It returns to the requester my list of root servers, which seems pointless... and I am getting hit by them at the rate of several a second from various nameservers. -- -- Dale Amon [EMAIL PROTECTED

Re: Query NS

2004-02-01 Thread Dale Amon
On Sun, Feb 01, 2004 at 02:29:53PM +0100, Hans Spaans wrote: > But than a gain, you can do a joke next month so people have a problem > or you can fix this problem by adding allow-query statements to your > named.conf and forcing people to abuse someone else. Actually that's precisely how I disc

Re: Query NS

2004-02-01 Thread Hans Spaans
On Sunday 01 February 2004 14:02, Dale Amon wrote: > What is the purpose of a DNS query NS ? It returns > to the requester my list of root servers, which seems > pointless... and I am getting hit by them at the rate > of several a second from various nameservers. 'dig . ns @ &g

Query NS

2004-02-01 Thread Dale Amon
What is the purpose of a DNS query NS ? It returns to the requester my list of root servers, which seems pointless... and I am getting hit by them at the rate of several a second from various nameservers. -- -- Dale Amon [EMAIL PROTECTED