ddos или ошибаюсь?

Jun 19 02:29:24 s22 named[1238]: client 94.102.63.56#7678: query (cache) 'ietf.org/ANY/IN' denied
Jun 19 02:29:24 s22 named[1238]: client 94.102.63.56#7678: query (cache) 'ietf.org/ANY/IN' denied
Jun 19 06:05:43 s22 named[1238]: client 93.180.5.26#50731: query (cache) 'com/ANY/IN' denied
Jun 19 07:16:06 s22 named[1238]: client 74.82.47.44#36437: query (cache) 'dnsscan.shadowserver.org/A/IN' denied
Jun 19 07:47:31 s22 named[1238]: client 74.82.47.16#35788: query (cache) 'dnsscan.shadowserver.org/A/IN' denied
Jun 19 08:45:52 s22 named[1238]: client 93.180.5.26#37591: query (cache) 'com/ANY/IN' denied
Jun 19 08:58:03 s22 named[1238]: client 199.180.119.82#37674: query (cache) 'cn.com/ANY/IN' denied
Jun 19 08:58:03 s22 named[1238]: client 199.180.119.82#37674: query (cache) 'cn.com/ANY/IN' denied
Jun 19 09:40:23 s22 named[1238]: client 185.5.174.156#37242: query (cache) 'bangtest.zong.co.ua/A/IN' denied
Jun 19 09:40:23 s22 named[1238]: client 185.5.174.156#37242: query (cache) 'bangtest.zong.co.ua/A/IN' denied
Jun 19 13:01:05 s22 named[1238]: client 80.82.65.50#58531: query (cache) 'bang.zong.co.ua/ANY/IN' denied
Jun 19 13:29:26 s22 named[1238]: client 80.82.65.50#36559: query (cache) 'bang.zong.co.ua/ANY/IN' denied
Jun 19 17:24:07 s22 named[1238]: client 124.232.142.220#49115: query (cache) 'www.google.it/A/IN' denied
Jun 19 18:38:51 s22 named[1238]: client 124.232.142.220#40364: query (cache) 'www.google.it/A/IN' denied
Jun 20 12:11:44 s22 named[1238]: client 162.248.98.68#51463: query (cache) 'bang.zong.co.ua/ANY/IN' denied
Jun 20 12:11:44 s22 named[1238]: client 162.248.98.68#51463: query (cache) 'bang.zong.co.ua/ANY/IN' denied
Jun 20 14:09:54 s22 named[1238]: client 93.180.5.26#44697: query (cache) 'com/ANY/IN' denied
Jun 20 14:28:33 s22 named[1238]: client 93.180.5.26#38243: query (cache) 'com/ANY/IN' denied
Jun 20 15:12:59 s22 named[1238]: client 124.232.142.220#49624: query (cache) 'www.google.it/A/IN' denied
Jun 20 16:09:49 s22 named[1238]: client 124.232.142.220#49323: query (cache) 'www.google.it/A/IN' denied
Jun 20 18:23:58 s22 named[1238]: client 93.174.93.240#57121: query (cache) 'isc.org/ANY/IN' denied
Jun 20 18:23:58 s22 named[1238]: client 93.174.93.240#57121: query (cache) 'isc.org/ANY/IN' denied