Translations:Extension:CheckUser/57/en


 * 1) Go to Special:CheckUser.
 * 2) In the user field, type in the username (without the 'user:' prefix), IP address, or CIDR range.
 * 3) * IP: any IPv4 or IPv6 address.
 * 4) * CIDR: you can check a range of IP addresses by appending the CIDR prefix (by default, up to /16 for IPv4 (65,536 addresses), up to /64 for IPv6 (~1.8446*1019 addresses) before revision 7352, up to /48 for IPv6 (~1.2089*1024 addresses or 65536 /64s - controlled by $wgCheckUserCIDRLimit in the latest version) after revision 7352, and up to /32 (65536 /48's) after revision rECHU9d7c239bf88866eca577f3241194d440f94fa014). For notation, see Range blocks.
 * 5) * XFF: you can check a client IP address provided by X-Forwarded-For headers by appending /xff (for example, 127.0.0.1/xff).
 * 6) Select the information you want to retrieve.
 * 7) * Get IPs: returns IP addresses used by a registered user.
 * 8) * Get edits from IP: returns all edits and logged actions made by a user (registered or anonymous) from an IP address or range.
 * 9) * Get users: returns user accounts that have edited from an IP or range.
 * 10) In the reason field, type in the reason you are accessing the confidential data. Try to succinctly summarise the situation (for example, "cross-wiki spam"); this will be logged in a log visible only to users with the checkuser-log permission.