Who blocks AI · #915 in the Majestic Million
Does lifehacker.com block AI crawlers?
Yes. lifehacker.com’s robots.txt blocks 17 of the 19 AI crawlers we track, including GPTBot, ClaudeBot, PerplexityBot and 14 more. It also blocks Applebot and PetalBot among search engines.
GPTBotBlockedOAI-SearchBotBlockedClaudeBotBlockedPerplexityBotBlockedGoogle-ExtendedAllowedCCBotBlocked- robots.txt
- lifehacker.com/robots.txt · 219 lines
- llms.txt
- none
- Checked
- 9 November 2026, as canaicrawl. We check again every week.
Every bot, and the line that decides
Search engines
| Bot | Operator | robots.txt | Deciding line |
|---|---|---|---|
Googlebot | Allowed | line 184 · Allow: / under User-agent: * | |
Bingbot | Microsoft | Allowed | line 184 · Allow: / under User-agent: * |
DuckDuckBot | DuckDuckGo | Allowed | line 184 · Allow: / under User-agent: * |
Applebot | Apple | Blocked | line 166 · Disallow: / under User-agent: Applebot |
PetalBot | Huawei | Blocked | line 166 · Disallow: / under User-agent: PetalBot |
YandexBot | Yandex | Allowed | line 184 · Allow: / under User-agent: * |
Baiduspider | Baidu | Allowed | line 184 · Allow: / under User-agent: * |
AI search
| Bot | Operator | robots.txt | Deciding line |
|---|---|---|---|
OAI-SearchBot | OpenAI | Blocked | line 166 · Disallow: / under User-agent: OAI-SearchBot |
PerplexityBot | Perplexity | Blocked | line 166 · Disallow: / under User-agent: PerplexityBot |
Claude-SearchBot | Anthropic | Blocked | line 166 · Disallow: / under User-agent: Claude-SearchBot |
DuckAssistBot | DuckDuckGo | Blocked | line 166 · Disallow: / under User-agent: DuckAssistBot |
Amazonbot | Amazon | Blocked | line 166 · Disallow: / under User-agent: Amazonbot |
YouBot | You.com | Blocked | line 166 · Disallow: / under User-agent: YouBot |
AI training
| Bot | Operator | robots.txt | Deciding line |
|---|---|---|---|
GPTBot | OpenAI | Blocked | line 166 · Disallow: / under User-agent: GPTBot |
ClaudeBot | Anthropic | Blocked | line 166 · Disallow: / under User-agent: ClaudeBot |
Google-Extended | Allowed | line 184 · Allow: / under User-agent: * | |
CCBot | Common Crawl | Blocked | line 166 · Disallow: / under User-agent: CCBot |
Applebot-Extended | Apple | Blocked | line 166 · Disallow: / under User-agent: Applebot-extended |
GoogleOther | Allowed | line 184 · Allow: / under User-agent: * | |
Meta-ExternalAgent | Meta | Blocked | line 166 · Disallow: / under User-agent: meta-externalagent |
Bytespider | ByteDance | Blocked | line 166 · Disallow: / under User-agent: Bytespider |
User-triggered fetchers
| Bot | Operator | robots.txt | Deciding line |
|---|---|---|---|
ChatGPT-User | OpenAI | Blocked | line 166 · Disallow: / under User-agent: ChatGPT-User |
Claude-User | Anthropic | Blocked | line 166 · Disallow: / under User-agent: Claude-User |
Perplexity-User | Perplexity | Blocked | line 166 · Disallow: / under User-agent: Perplexity-User |
MistralAI-User | Mistral | Blocked | line 166 · Disallow: / under User-agent: MistralAI-User |
Meta-ExternalFetcher | Meta | Blocked | line 166 · Disallow: / under User-agent: meta-externalfetcher |
SEO tools
| Bot | Operator | robots.txt | Deciding line |
|---|---|---|---|
AhrefsBot | Ahrefs | Allowed | line 184 · Allow: / under User-agent: * |
SemrushBot | Semrush | Allowed | line 184 · Allow: / under User-agent: * |
MJ12bot | Majestic | Allowed | line 184 · Allow: / under User-agent: * |
DotBot | Moz | Allowed | line 184 · Allow: / under User-agent: * |
View lifehacker.com/robots.txt · 219 lines
What do the bots actually get?
This page reads robots.txt, which states what lifehacker.com asks of crawlers. A firewall or CDN can still refuse a bot that robots.txt allows. The live check requests the page as each bot and shows the status it gets.
Run a live check on lifehacker.com Test a path in the robots.txt tester
History
- 19 October 2026: first checked.
Questions
Does lifehacker.com block GPTBot?
Yes. lifehacker.com’s robots.txt disallows GPTBot from the whole site (line 166: Disallow: /). GPTBot is OpenAI’s crawler for training data; blocking it doesn’t affect ChatGPT search, which uses OAI-SearchBot. Checked 9 November 2026.
Does lifehacker.com block ClaudeBot?
Yes. lifehacker.com’s robots.txt disallows ClaudeBot from the whole site (line 166: Disallow: /). ClaudeBot is Anthropic’s crawler for training data. Checked 9 November 2026.
Does lifehacker.com block Google-Extended?
No. lifehacker.com’s robots.txt lets Google-Extended crawl the site. Google-Extended is the token that controls whether Google may use pages for Gemini training and grounding; it doesn’t affect Google Search. Checked 9 November 2026.
Does lifehacker.com block PerplexityBot?
Yes. lifehacker.com’s robots.txt disallows PerplexityBot from the whole site (line 166: Disallow: /). PerplexityBot is the crawler that indexes pages for Perplexity’s answers. Checked 9 November 2026.
Can ChatGPT search find lifehacker.com?
Not through its own crawler. lifehacker.com’s robots.txt disallows OAI-SearchBot from the whole site (line 166: Disallow: /). OAI-SearchBot is the crawler behind ChatGPT search; blocking it keeps the site out of ChatGPT’s search answers. Checked 9 November 2026.