unexpected RCODE (SERVFAIL)

Hi everybody
I've just runned a Linux BIND 9.3.0rc2 and I've received plenty of
messages like:



Aug 26 16:31:38 netservicea named[1645]: truncated TCP response
resolving '172.13.110.212.in-addr.arpa/PTR/IN': 194.183.2.129#53

Aug 26 16:31:38 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '20.93.27.216.in-addr.arpa/PTR/IN': 194.183.2.129#53

Aug 26 16:31:38 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '110.93.27.216.in-addr.arpa/PTR/IN': 217.72.96.66#53

Aug 26 16:31:38 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '110.93.27.216.in-addr.arpa/PTR/IN': 151.99.125.2#53

Aug 26 16:31:39 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '110.93.27.216.in-addr.arpa/PTR/IN': 194.183.2.129#53

Aug 26 16:31:39 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '20.93.27.216.in-addr.arpa/PTR/IN': 151.99.125.2#53

Aug 26 16:31:39 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '20.93.27.216.in-addr.arpa/PTR/IN': 217.72.96.66#53

Aug 26 16:31:45 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '14.66.236.63.in-addr.arpa/PTR/IN': 151.99.125.2#53

Aug 26 16:31:46 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '102.166.171.207.in-addr.arpa/PTR/IN': 194.183.2.129#

Aug 26 16:31:46 netservicea named[1645]: unexpected RCODE (SERVFAIL)
resolving '114.110.188.210.in-addr.arpa/PTR/IN': 217.72.96.66#53



I cann't figure out what problem this is.....any help ???



Cheers