Majestic 12 Distributed Search Bot User Agents

This is a listing of our Majestic 12 Distributed Search Bot user agents. Click on the user agent to view detailed information about it.

To decode any user agent, use our API. To get our entire categorised listing of 2,920,985+ user agents, download our database.

User agent Version OS Hardware Type Popularity
Mozilla/5.0 (compatible; MJ12bot/v1.4.5; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Very common
Mozilla/5.0 (compatible; MJ12bot/v1.4.7; http://mj12bot.com/) 1.4 -- Server Very common
Mozilla/5.0 (compatible; MJ12bot/v1.4.8; http://mj12bot.com/) 1.4 -- Server Very common
Mozilla/5.0 (compatible; MJ12bot/v1.4.3; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Very common
Mozilla/5.0 (compatible; MJ12bot/v1.4.6; http://mj12bot.com/) 1.4 -- Server Very common
Mozilla/5.0 (compatible; MJ12bot/v1.3.3; http://www.majestic12.co.uk/bot.php?+) 1.3 -- Server Common
Mozilla/5.0 (compatible; MJ12bot/v1.4.4; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Common
Mozilla/5.0 (compatible; MJ12bot/v1.2.1; http://www.majestic12.co.uk/bot.php?+) 1.2 -- Server Common
MJ12bot/v1.0.7 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Common
MJ12bot/v1.2.0 (http://majestic12.co.uk/bot.php?+) 1.2 -- Server Common
Mozilla/5.0 (compatible; MJ12bot/v1.4.0; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Common
Mozilla/5.0 (compatible; MJ12bot/v1.4.2; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Common
Mozilla/5.0 (compatible; MJ12bot/v1.4.1; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Average
MJ12bot/v1.0.8 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.2.3; http://www.majestic12.co.uk/bot.php?+) 1.2 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.4.7; http://www.majestic12.co.uk/bot.php?+) 1.4 -- Server Average
MJ12bot/v1.0.6 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Average
MJ12bot/v1.0.1 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.2.5; http://www.majestic12.co.uk/bot.php?+) 1.2 -- Server Average
MJ12bot/v1.1.0 (http://majestic12.co.uk/bot.php?+) 1.1 -- Server Average
MJ12bot/v1.0.5 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.3.2; http://www.majestic12.co.uk/bot.php?+) 1.3 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.2.4; http://www.majestic12.co.uk/bot.php?+) 1.2 -- Server Average
Mozilla/5.0 (compatible; MJ12bot/v1.4.7; http://www.majestic12.co.uk/bot.php?+)/Nutch-1.13 1.4 -- Server Uncommon
MJ12bot/v1.0.2 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Uncommon
MJ12bot/v1.0.0 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Uncommon
MJ12bot/v0.8.7 (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php?V=v0.8.7&NID=758683373DC2E832&MID=84F54A2F5D676CC5&BID=C44343390A4C8AFB014C94EEA8E1C672&+) 0.8 -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.4.3; https://catsynetwork.com/bots.html) 1.4 -- Server Uncommon
MJ12bot/v1.0.4 (http://majestic12.co.uk/bot.php?+) 1.0 -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.3.1; http://www.majestic12.co.uk/bot.php?+) 1.3 -- Server Uncommon
MJ12bot/v0.8.7 (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php?V=v0.8.7&NID=758683373DC2E832&MID=84F54A2F5D676CC5&BID=864C38307945E761D0829B87A846F370&+) 0.8 -- Server Uncommon
MJ12bot/v1.1.2 (http://majestic12.co.uk/bot.php?+) 1.1 -- Server Uncommon
MJ12bot/v0.8.0 (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php?V=v0.8.0&NID=B0E44C4EE98B33C4&MID=EE1DD60ABC2AE863&BID=BFCECA0132E15A0F8FA194B4D0377DE9 0.8 -- Server Uncommon
MJ12bot/v0.5.0 (URL: http://www.majestic12.co.uk/projects/dsearch/mj12bot.php ) run by PeerID=F43AA089D42A3C7610E3778C4E73A95E MemberID=C9403BB515387FBB631AC512950E6F0E 0.5 -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.2.2; http://www.majestic12.co.uk/bot.php?+) 1.2 -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.4.5; http://www.majestic12.co.uk/bot.php?+) ASProxy/5.5.0 1.4 -- Server Uncommon
MJ12bot/v0.7.1 (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php?) NID=000000A0C23B7256 MID=36A0EC76078C55AD 0.7 -- Server Uncommon
MJ12bot/v0.7.1 (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php?) NID=000000A0C23B7256 MID=36A0EC76078C55AD BucketID= 0.7 -- Server Uncommon
MJ12bot/v1.1.0 (http://majestic12.co.uk/bot.php?+)&I=DC5B1CC98B510E949B4CE82469D75BF7-63625F69D82765D9-1D21B71F97EA8A11 1.1 -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.4.5) 1.4 -- Server Uncommon
MJ12bot/v1.1.0 (http://majestic12.co.uk/bot.php?+)&I=DC190B5539B0F2E1C121B034E32FD207-CC2096743348707B-F06006252D5D9158 1.1 -- Server Uncommon
MJ12bot/vx.x.x (http://www.majestic12.co.uk/projects/dsearch/mj12bot.php) -- Server Uncommon
Mozilla/5.0 (compatible; MJ12bot/v1.3.0; http://www.majestic12.co.uk/bot.php?+) 1.3 -- Server Uncommon

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