Re: Intermittent NXDOMAIN for a name we are forwarding

2016-02-21 Thread Mark Andrews
In message <2f868c2b-d04b-4caf-abd7-8176352cc...@googlegroups.com>, blrmaani wr ites: > On Friday, February 19, 2016 at 5:09:02 PM UTC-8, blrmaani wrote: > > We have a DNS setup where we forward a name in one domain to 5 external nam > eservers. We see NXDOMAIN error intermittently (once in couple

Re: Intermittent NXDOMAIN for a name we are forwarding

2016-02-21 Thread blrmaani
On Friday, February 19, 2016 at 5:09:02 PM UTC-8, blrmaani wrote: > We have a DNS setup where we forward a name in one domain to 5 external > nameservers. We see NXDOMAIN error intermittently (once in couple of weeks). > How do I debug this issue? > > I took a cache dump on our DNS and 2 out of