Proxy Checker

ZennoPoster actions for working with proxies: loading and checking HTTP/HTTPS/SOCKS4/SOCKS5, timeouts and metrics (speed/latency), degree of anonymity, authentication (login/password), geo-IP/ASN detection, filtering and rotation, deduplication, logs, and result export. Context: 'Get proxy' — retrieving a list from files/URLs/APIs with subsequent checking and sorting.