file-extension.info Review

 # As a condition of accessing this website, you agree to abide by the following
# content signals:

# (a)  If a Content-Signal = yes, you may collect content for the corresponding
#      use.
# (b)  If a Content-Signal = no, you may not collect content for the
#      corresponding use.
# (c)  If the website operator does not include a Content-Signal for a
#      corresponding use, the website operator neither grants nor restricts
#      permission via Content-Signal with respect to the corresponding use.

# The content signals and their meanings are:

# search:   building a search index and providing search results (e.g., returning
#           hyperlinks and short excerpts from your website's contents). Search does not
#           include providing AI-generated search summaries.
# ai-input: inputting content into one or more AI models (e.g., retrieval
#           augmented generation, grounding, or other real-time taking of content for
#           generative AI search answers).
# ai-train: training or fine-tuning AI models.

# ANY RESTRICTIONS EXPRESSED VIA CONTENT SIGNALS ARE EXPRESS RESERVATIONS OF
# RIGHTS UNDER ARTICLE 4 OF THE EUROPEAN UNION DIRECTIVE 2019/790 ON COPYRIGHT
# AND RELATED RIGHTS IN THE DIGITAL SINGLE MARKET.

# BEGIN Cloudflare Managed content

User-agent: *
Content-Signal: search=yes,ai-train=no
Allow: /

User-agent: Amazonbot
Disallow: /

User-agent: Applebot-Extended
Disallow: /

User-agent: Bytespider
Disallow: /

User-agent: CCBot
Disallow: /

User-agent: ClaudeBot
Disallow: /

User-agent: CloudflareBrowserRenderingCrawler
Disallow: /

User-agent: Google-Extended
Disallow: /

User-agent: GPTBot
Disallow: /

User-agent: meta-externalagent
Disallow: /

# END Cloudflare Managed Content

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Date: Tue, 28 Apr 2026 22:56:30 GMT
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Connection: keep-alive
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Server: cloudflare
CF-RAY: 9f39a91e5b3d3d20-NRT
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HTTP/1.1 301 Moved Permanently
Date: Tue, 28 Apr 2026 22:56:30 GMT
Content-Type: text/html; charset=iso-8859-1
Transfer-Encoding: chunked
Connection: keep-alive
location: https://www.file-extension.info/
Server: cloudflare
cf-cache-status: DYNAMIC
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Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=24,cfOrigin;dur=305
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HTTP/1.1 200 OK
Date: Tue, 28 Apr 2026 22:56:31 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: max-age=0
expires: Tue, 28 Apr 2026 22:56:31 GMT
vary: Accept-Encoding,User-Agent
Report-To: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=PH9QYMQMNrTAh%2FmobtNQ3wcbH6T9XyPfXfdo88dj87lyZu66%2Fx%2FFOCKNfEvPW2bBUhp5tidEUoOiC8b4E4IQMr2zDxIZNpUTdoaCNGsxFrj6J6F63z4CCxslZxi%2FHmAJW4qmO8QVT2FL8w%3D%3D"}]}
Server: cloudflare
cf-cache-status: DYNAMIC
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Server-Timing: cfCacheStatus;desc="DYNAMIC"
Server-Timing: cfEdge;dur=5,cfOrigin;dur=389
Content-Encoding: br
CF-RAY: 9f39a921dc38d521-NRT
alt-svc: h3=":443"; ma=86400