Ttl values for the arpa space is 4 hours. It looks and feels like a concerted nmap scan of arpa space hosted on our authoritative servers triggered by a singular trigger. Different sets of authoritative servers hosting different arpa space are similarly seeing the same thing with an offset 16 hour interval. One of our large repositories sees 2 bursts, for different arpa space each 16 hrs apart.
-- Sent from: http://bind-users-forum.2342410.n4.nabble.com/ _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users