User-agent: * Allow: / # AI crawlers — explicitly welcomed User-agent: GPTBot Allow: / User-agent: ChatGPT-User Allow: / User-agent: OAI-SearchBot Allow: / User-agent: PerplexityBot Allow: / User-agent: ClaudeBot Allow: / User-agent: Claude-Web Allow: / User-agent: Google-Extended Allow: / User-agent: Applebot-Extended Allow: / # Bulk-harvest / dataset-resale crawlers — blocked # These don't drive citations back to us; they scrape into bulk datasets # resold or redistributed to third parties. User-agent: CCBot Disallow: / User-agent: Bytespider Disallow: / User-agent: Diffbot Disallow: / # SEO/competitive-intel scrapers — blocked # No reader-facing benefit, pure third-party data harvesting. User-agent: AhrefsBot Disallow: / User-agent: SemrushBot Disallow: / User-agent: MJ12bot Disallow: / User-agent: DotBot Disallow: / User-agent: BLEXBot Disallow: / User-agent: MegaIndex.ru Disallow: / Sitemap: https://d2cbrief.com/sitemap.xml