Does ad.nl block AI crawlers?
Blocks AI training and AI answers
ad.nl blocks both AI training crawlers and AI answer crawlers in its robots.txt.
Checked from ad.nl/robots.txt. Robots rules change; the live file is the source of truth.
- AI crawlers blocked
- 9 of 12
- AI bots named in robots.txt
- 10
- llms.txt
- Not found
- Popularity
- Tranco top 2,000 (#1,167)
Can AI assistants cite ad.nl?
- ChatGPT search: its search crawler is blocked
- Claude: its search crawlers may read the site
- Perplexity: its search crawler is blocked
ad.nl opts out of AI training by OpenAI, Anthropic, Google, Apple, Common Crawl, ByteDance. Training crawlers and answer crawlers are separate: blocking training doesn't by itself remove a site from AI answers.
AI crawler access, bot by bot
| Crawler | Used for | Status on ad.nl |
|---|---|---|
| GPTBotOpenAI | AI training | Blocked |
| OAI-SearchBotOpenAI | AI answers | Blocked |
| ChatGPT-UserOpenAI | AI answers | Blocked |
| ClaudeBotAnthropic | AI training | Blocked |
| Claude-SearchBotAnthropic | AI answers | Some paths restricted |
| Claude-UserAnthropic | AI answers | Some paths restricted |
| PerplexityBotPerplexity | AI answers | Blocked |
| Google-ExtendedGoogle | AI training | Blocked |
| Applebot-ExtendedApple | AI training | Blocked |
| CCBotCommon Crawl | AI training | Blocked |
| BytespiderByteDance | AI training | Blocked |
| Meta-ExternalAgentMeta | AI training | Some paths restricted |
How ad.nl compares
- 19% of the 1,278 popular sites we checked block GPTBot; ad.nl is one of them.
- 18% of the 1,278 popular sites we checked block ClaudeBot; ad.nl is one of them.
- 14% of the 1,278 popular sites we checked block PerplexityBot; ad.nl is one of them.
- Among 208 sites of similar popularity, 31% block at least one AI crawler.
The robots.txt rules that apply to AI crawlers
User-agent: * Disallow: /*webview Disallow: /auth Disallow: /*widget* Disallow: /*?*otag= Disallow: /*?*abo_type= Disallow: /*?*utm_source= Disallow: /*?*currentArticleId= Disallow: /*?*articleUrl= Disallow: /zoeken?query= Disallow: /zoeken/?query= Disallow: /inloggen?* Disallow: /login?* Disallow: *~ab9e5892* Disallow: *~af7ac112* Disallow: *~a2575106* Disallow: *?*redirect_url=* User-agent: GPTBot Disallow: / User-agent: ChatGPT-User Disallow: / User-agent: CCBot Disallow: / User-agent: anthropic-ai Disallow: / User-agent: Applebot-Extended Disallow: / User-agent: Bytespider Disallow: / User-agent: ClaudeBot Disallow: / User-agent: Google-Extended Disallow: / User-agent: PerplexityBot Disallow: / User-agent: OAI-SearchBot Disallow: /
Excerpt: only groups for all user-agents (*) or named AI crawlers, up to 40 rules per group.
Sites with a similar AI policy
Does ad.nl block GPTBot?
Yes. As of Oct 2, 2026, ad.nl's robots.txt disallows GPTBot, OpenAI's training crawler.
Can ChatGPT search show results from ad.nl?
Its robots.txt blocks a ChatGPT search crawler, so ChatGPT search is unlikely to read or cite those pages.
Does ad.nl have an llms.txt file?
We didn't find a valid llms.txt at ad.nl/llms.txt when we checked.
Data: ad.nl's public robots.txt and llms.txt, fetched by AskableHQ. Popularity rank from the Tranco list (ID Y83YG). Methodology.