The website has disallow rules for Semrush Bot.
https://www.semrush.com/bot/
Robots.txt
Get access to data on 4,588,760 websites that are Semrush Bot Disallow Customers. We know of 2,026,465 live websites using Semrush Bot Disallow and an additional 2,562,295 sites that used Semrush Bot Disallow historically and 860,373 websites in the United States.
Get a list of 4,588,760 websites using Semrush Bot Disallow which includes location information, hosting data, contact details, 2,026,465 currently live websites and an additional 970,093 domains that redirect to sites in this list. 2,562,295 sites that used this technology previouslyand 860,373 websites in the United States currently using Semrush Bot Disallow.
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