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

Non-Standard User-Agent Name

sogou spider

Mentions
7,149,121
0.49% of hostnames
Disallow All
564,853
7% of mentions
Allow
106,217
1% of mentions
Disallow All
+ Allow Some
3,983
0% of mentions
Disallow Some
5,376,677
75% of mentions
Disallow Some
+ Allow Some
5,496
0% of mentions
No Directives
1,091,890
15% of mentions
Average Crawl Delay
2
(when set)