User-agent: *
User-agent: Yandex
User-agent: Googlebot
User-agent: Googlebot-News
User-agent: Mediapartners-Google
User-agent: AdsBot-Google
User-agent: YandexImages
User-agent: Googlebot-Image
User-agent: YandexMetrika
User-agent: YandexMedia
User-agent: YaDirectFetcher
User-agent: Googlebot-Video
User-agent: Googlebot-Mobile
User-agent: YandexNews
User-agent: YandexDirect
User-agent: YandexPagechecker
User-agent: YandexCalendar