Does zdf.de block AI crawlers?
Open to AI crawlers
zdf.de doesn't block any of the major AI crawlers we track in its robots.txt.
Checked from zdf.de/robots.txt. Robots rules change; the live file is the source of truth.
- AI crawlers blocked
- 0 of 12
- AI bots named in robots.txt
- 4
- llms.txt
- Not found
- Popularity
- Tranco top 5,000 (#3,325)
Can AI assistants cite zdf.de?
- ChatGPT search: its search crawlers may read the site
- Claude: its search crawlers may read the site
- Perplexity: its search crawlers may read the site
zdf.de doesn't opt out of AI model training through robots.txt. 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 zdf.de |
|---|---|---|
| GPTBotOpenAI | AI training | Some paths restricted |
| OAI-SearchBotOpenAI | AI answers | Allowed |
| ChatGPT-UserOpenAI | AI answers | Some paths restricted |
| ClaudeBotAnthropic | AI training | Allowed |
| Claude-SearchBotAnthropic | AI answers | Allowed |
| Claude-UserAnthropic | AI answers | Allowed |
| PerplexityBotPerplexity | AI answers | Allowed |
| Google-ExtendedGoogle | AI training | Some paths restricted |
| Applebot-ExtendedApple | AI training | Allowed |
| CCBotCommon Crawl | AI training | Some paths restricted |
| BytespiderByteDance | AI training | Allowed |
| Meta-ExternalAgentMeta | AI training | Allowed |
How zdf.de compares
- 19% of the 1,278 popular sites we checked block GPTBot; zdf.de does not.
- 18% of the 1,278 popular sites we checked block ClaudeBot; zdf.de does not.
- 14% of the 1,278 popular sites we checked block PerplexityBot; zdf.de does not.
- Among 160 sites of similar popularity, 26% block at least one AI crawler.
The robots.txt rules that apply to AI crawlers
User-agent: CCBot User-agent: Google-Extended User-agent: GPTBot User-agent: ChatGPT-User User-agent: scrapy User-agent: scrapybot User-agent: SemrushBot User-agent: sentibot User-agent: SEOkicks-Robot User-agent: TkBot User-agent: trendkite-akashic-crawler User-agent: Vagabondo User-agent: WBSearchBot User-agent: grapeshot User-agent: iCjobs User-agent: linkdexbot User-agent: magpie-crawler User-agent: MegaIndex User-agent: MJ12bot User-agent: proximic User-agent: QuerySeekerSpider Disallow: /video/kurzfassungen/bundesliga-saison-2023-2024-fussball-highlights-zusammenfassung-100/ Disallow: /video/kurzfassungen/bundesliga-fussball-highlights-zusammenfassung-100/ Disallow: /video/kurzfassungen/fussball-highlights-zusammenfassung-100/ Disallow: /video/kurzfassungen/bundesliga-saison-2022-2023-fussball-highlights-100/ Disallow: /video/kurzfassungen/fussball-highlights-spiele-ergebnisse-zusammenfassungen-100/ Disallow: /video/kurzfassungen/2-bundesliga-fussball-highlights-zusammenfassung-102/ Disallow: /play/kurzfassungen/bundesliga-saison-2023-2024-fussball-highlights-zusammenfassung-100/ Disallow: /play/kurzfassungen/bundesliga-fussball-highlights-zusammenfassung-100/ Disallow: /play/kurzfassungen/fussball-highlights-zusammenfassung-100/ Disallow: /play/kurzfassungen/bundesliga-saison-2022-2023-fussball-highlights-100/ Disallow: /play/kurzfassungen/fussball-highlights-spiele-ergebnisse-zusammenfassungen-100/ Disallow: /play/kurzfassungen/2-bundesliga-fussball-highlights-zusammenfassung-102/
Excerpt: only groups for all user-agents (*) or named AI crawlers, up to 40 rules per group.
Sites with a similar AI policy
Does zdf.de block GPTBot?
No. As of Oct 2, 2026, zdf.de's robots.txt doesn't block GPTBot, though some paths are restricted for all crawlers.
Can ChatGPT search show results from zdf.de?
Its robots.txt doesn't block OAI-SearchBot or ChatGPT-User, so ChatGPT's search crawlers may read it. Whether pages are actually shown depends on ChatGPT.
Does zdf.de have an llms.txt file?
We didn't find a valid llms.txt at zdf.de/llms.txt when we checked.
Data: zdf.de's public robots.txt and llms.txt, fetched by AskableHQ. Popularity rank from the Tranco list (ID Y83YG). Methodology.