AI crawler access · samhsa.gov
Does samhsa.gov block GPTBot and other AI crawlers?
We could not read the robots.txt of samhsa.gov from our datacenter IP on 2026-10-02 (an error page, a bot wall or a connection problem), so its AI crawler rules are unknown.
- Policy: Unreadable (robots.txt could not be read from our datacenter IP (403, bot wall, connection error))
- robots.txt: could not be read from our datacenter IP (error page, bot wall, firewall or connection problem)
- llms.txt: unknown
- Category: Government · domain: .gov · popularity band: Tranco 3000+
- Last checked: (daily)
All 29 AI crawlers on samhsa.gov
Status for the home page (/) under samhsa.gov's robots.txt. Partially blocked = home page allowed, some paths disallowed.
| Crawler | Operator | robots.txt |
|---|---|---|
| Training crawlers | ||
| GPTBot | OpenAI | unknown |
| ClaudeBot | Anthropic | unknown |
| Google-Extended | unknown | |
| Applebot-Extended | Apple | unknown |
| Meta-ExternalAgent | Meta | unknown |
| Amazonbot | Amazon | unknown |
| MistralAI-Training | Mistral | unknown |
| CCBot | Common Crawl | unknown |
| Bytespider | ByteDance | unknown |
| cohere-ai | Cohere | unknown |
| AI search crawlers | ||
| OAI-SearchBot | OpenAI | unknown |
| Claude-SearchBot | Anthropic | unknown |
| PerplexityBot | Perplexity | unknown |
| Google-CloudVertexBot | unknown | |
| Applebot | Apple | unknown |
| meta-webindexer | Meta | unknown |
| Amzn-SearchBot | Amazon | unknown |
| DuckAssistBot | DuckDuckGo | unknown |
| MistralAI-Index | Mistral | unknown |
| User-triggered fetch crawlers | ||
| ChatGPT-User | OpenAI | unknown |
| Claude-User | Anthropic | unknown |
| Perplexity-User | Perplexity | unknown |
| Google-GeminiNotebook | unknown | |
| Google-Agent | unknown | |
| meta-externalfetcher | Meta | unknown |
| Amzn-User | Amazon | unknown |
| MistralAI-User | Mistral | unknown |
| Ads review crawlers | ||
| OAI-AdsBot | OpenAI | unknown |
| meta-externalads | Meta | unknown |
History
No change recorded since daily tracking started on 2026-10-02. We re-check samhsa.gov every day; a change in its AI crawler rules shows up here and on the index page.
FAQ
- Does samhsa.gov block GPTBot?
- Unknown. https://samhsa.gov/robots.txt could not be read on 2026-10-02.
- Does samhsa.gov block ClaudeBot?
- Unknown. https://samhsa.gov/robots.txt could not be read on 2026-10-02.
- Does samhsa.gov block PerplexityBot?
- Unknown. https://samhsa.gov/robots.txt could not be read on 2026-10-02.
- Can ChatGPT search (OAI-SearchBot) crawl samhsa.gov?
- Unknown. https://samhsa.gov/robots.txt could not be read on 2026-10-02.
- Does samhsa.gov block Google-Extended (Gemini training)?
- Unknown. https://samhsa.gov/robots.txt could not be read on 2026-10-02.
- How can I check samhsa.gov or my own site again?
- Use the free AI crawler checker at tools.yukai.uk/free/ai-crawler-checker (no sign-up). To check many sites and get alerts when rules change, use the AI Crawler Access Checker on Apify.
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