Note According to RFC 9309 standard (2.2.1), this user-agent name is technically incorrect.

Non-Standard User-Agent Name

BackDoorBot/1.0

Mentions
1,312,284
0.11% of hostnames
Disallow All
1,310,245
99% of mentions
Allow
176
0% of mentions
Disallow All
+ Allow Some
486
0% of mentions
Disallow Some
547
0% of mentions
Disallow Some
+ Allow Some
121
0% of mentions
No Directives
707
0% of mentions
Average Crawl Delay
382
(when set)