site: https://www.nationalrubber.com
owner: National Rubber Corporation
contact: contact@nationalrubber.com
address: 367 Morganza Road, Canonsburg, PA 15317
canonical-host: https://www.nationalrubber.com
Sitemap: https://www.nationalrubber.com/sitemap.xml

version: 1.0

policies:
  allowed-use:
    - crawling and indexing for search/snippets
    - question answering and summarization that links back to source URLs
  disallowed-use:
    - training or fine-tuning models on our content without a signed license
    - creating or selling derivative datasets built from our content
    - biometric inference, face recognition, or attempts to derive PII
  attribution:
    - include source URL and the name "National Rubber Corporation" when quoting
  cache-retention-days: 30
  rate-limit:
    requests-per-second: 1
    burst-rps: 5
  crawl-delay-seconds: 1
  obey-robots: true

agents:
  General LLM agents — allowed to crawl with limits above
  - name: *
    allow: /
    disallow:
      - /api/
      - /app/api/
      - /admin/

  Explicit declarations for common LLM-related bots/extensions
  - name: GPTBot
    allow: /
    disallow: [/api/, /app/api/, /admin/]
    crawl-delay-seconds: 1

  - name: CCBot
    allow: /
    disallow: [/api/, /app/api/, /admin/]
    crawl-delay-seconds: 1

  - name: ClaudeBot
    allow: /
    disallow: [/api/, /app/api/, /admin/]
    crawl-delay-seconds: 1

  - name: PerplexityBot
    allow: /
    disallow: [/api/, /app/api/, /admin/]
    crawl-delay-seconds: 1

  Data-collection extensions (training explicitly not permitted without license)
  - name: Google-Extended
    training: disallow
  - name: Applebot-Extended
    training: disallow
  - name: Amazonbot
    training: disallow

legal:
  copyright: © National Rubber Corporation. All rights reserved.
  license: Any training or dataset use requires a separate, signed license from the owner.

notes:
  - This llms.txt complements (does not replace) robots.txt.
  - Use the canonical host listed above; do not alternate between apex and www.
  - Contact us to discuss licensed data partnerships.