Yes. Each spider in Scrapy has a "start_urls" parameter/method, so you'd just need to fill that up with all your domains and make sure the spider has freedom to

Yes. Each spider in Scrapy has a "start_urls" parameter/method, so you'd just need to fill that up with all your domains and make sure the spider has freedom to crawl across domains. Each URL would be accessed, you'd do whatever you want to do and when the spider has visited them all, it would quit.