Log is full of:
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.300 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /obrazki/20160718/1468857324-578_small.jpg HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.300 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /obrazki/20160719/1468940122-1573_small.jpg HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.240 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /obrazki/20160719/1468940104-074_small.jpg HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.450 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /files/arrow.gif HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.450 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /obrazki/20160719/1468925740-1987_small.jpg HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"
2016/07/19 17:11:17 [error] 20145#20145: *258 limiting requests, excess: 25.410 by zone "req_limit_per_ip", client: 163.172.24.45, server: domena.com, request: "GET /obrazki/20160719/1468932950-4956_small.jpg HTTP/2.0", host: "domena.com", referrer: "
https://domena.com/"