IP è nascosto nel log di apache per la privacy, tranne l'ultimo ottetto. / fatturazione è la nostra pagina iniziale dell'applicazione. Ma non ha senso che invia richieste POST e ottenga 500 risposte.
O forse questo è un vecchio browser IE 7 legittimo che non può gestire il nostro sito, i set di form in loop?
Ci sono circa 20000 di tali richieste
xx.xx.xx.223 - - [30/May/2014:13:40:54 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:54 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:54 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:54 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:55 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:55 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:56 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:56 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:56 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:56 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:58 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:58 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:58 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"
xx.xx.xx.223 - - [30/May/2014:13:40:59 +0200] "POST /billing HTTP/1.1" 500 613 "-" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.503l3; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MSOffice 12)"