Every now and then i get this error reported and Alerta says that my server is unreachable. I'm not sure why it happens, its totally intermittent and happens about 3 - 4 times per day for about 5 mins
/var/log/messages
Alertra Log
/var/log/messages
Code:
named[4345]: unexpected RCODE (REFUSED) resolving '42.99.69.118.in-addr.arpa/PTR/IN': 210.245.31.10#53
named[4345]: unexpected RCODE (SERVFAIL) resolving '42.99.69.118.in-addr.arpa/PTR/IN': 210.245.31.130#53
Alertra Log
Code:
last_command=DNS
last_proto_msg=Server Failure (SERVFAIL)