RE: DNS Flag Day: I had to open the TCP/53 port

2019-02-04 Thread Stephan Lagerholm
Hi Roberto, You are correct in that the DNS Flag day tester at https://dnsflagday.net/ is reporting the closed TCP port as a serious problem. Given that the TCP port is closed, obviously the EDNS test over TCP fails too and the error given by the site would be something like: edns512tcp=timeout T

Re: synthetic DNS64 response for sync-na.dyn.itg.com

2017-01-20 Thread Stephan Lagerholm
, 21 Jan 2017, Mark Andrews wrote: > > uj4s5264...@networksolutionsprivateregistration.com please fix the servers > for sync-na.dyn.itg.com. > > In message , Stephan > Lagerholm writes: > > I'm having trouble getting Bind to create a synthetic DNS64 response for >

synthetic DNS64 response for sync-na.dyn.itg.com

2017-01-20 Thread Stephan Lagerholm
I'm having trouble getting Bind to create a synthetic DNS64 response for sync-na.dyn.itg.com. although an A record exist. My Bind is configured with DNS64: dns64 64:ff9b::/96 { break-dnssec yes; }; The auth nameservers for the domain are busted for sure. They are returning SERVFAIL for th