Note According to RFC 9309 standard (2.2.1), this user-agent name is technically incorrect.
MJ12bot
Avg Crawl Delay (when set) 10s
Mentions
9,492,295
0.83% of hostnames
Disallow All
4,424,399
46% of mentions
Allow
11,471
0% of mentions
Disallow All
+ Allow Some
+ Allow Some
1,523
0% of mentions
Disallow Some
114,849
1% of mentions
Disallow Some
+ Allow Some
+ Allow Some
12,120
0% of mentions
No Directives
4,927,844
51% of mentions
Average Crawl Delay
10
(when set)