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

Non-Standard User-Agent Name

Sogou web spider

Mentions
2,413,357
0.18% of hostnames
Disallow All
1,298,644
53% of mentions
Allow
113,619
4% of mentions
Disallow All
+ Allow Some
429
0% of mentions
Disallow Some
14,093
0% of mentions
Disallow Some
+ Allow Some
2,659
0% of mentions
No Directives
983,908
40% of mentions
Average Crawl Delay
4
(when set)