🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 14 (from laksa197)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa014.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.duolingo.com/course/fr/en/Learn-French\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.duolingo.com/course/fr/en/Learn-French\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.duolingo.com\/course\/fr\/en\/Learn-French","crawl_time":1775577732,"first_indexed_time":1550211681,"http_code":200,"src_unparsed":"com,duolingo!www,\/course\/fr\/en\/Learn-French s443","src_root_hash":"14964279925492100414","history_drop_reason":null,"meta_title":"Learn French with lessons that work - Duolingo","meta_descriptions":["Our free, fun, and effective course helps you learn French with quick, science-based lessons personalized to you."],"attrs_boilerpipe_text":"free. fun. effective.\nLearning with Duolingo is fun, and\nresearch shows that it works\n! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills.\nbacked by science\nWe use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills!\nstay motivated\nWe make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl.\npersonalized learning\nCombining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace.","attrs_markdown":"[![Duolingo](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/f92d5f2f7d56636846861c458c0d0b6c.svg)](https:\/\/www.duolingo.com\/)\n\nSite language: English![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/c6eae48dd48246c89e415b89f9e55282.svg)\n\n# Learn French in just 5 minutes a day. For free.\nGet started\n\nI ALREADY HAVE AN ACCOUNT\n### The world's most popular way to learn French online\n\n## free. fun. effective.\nLearning with Duolingo is fun, and [research shows that it works](https:\/\/www.duolingo.com\/efficacy)! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/23ab11cb1e1a9aff54facdf57833373d.svg)\n\n## backed by science\nWe use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills\\!\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/08ec8d0260c55c054e1b97bcbc96ea0f.svg)\n\n## stay motivated\nWe make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/833a22b2834050d139f266a29899bb00.svg)\n\n## personalized learning\nCombining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/9d3c2c99dd19996319a372f79b2ed3c1.svg)\n\n# Learn French with Duolingo\nGet started\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/890eb76de9a395b182c1c28322721405.svg)\n\nAbout us\n\n- [Courses](https:\/\/www.duolingo.com\/courses)\n- [Mission](https:\/\/www.duolingo.com\/info)\n- [Approach](https:\/\/www.duolingo.com\/approach)\n- [Efficacy](https:\/\/www.duolingo.com\/efficacy)\n- [Duolingo Handbook](https:\/\/duolingo.com\/handbook)\n- [Research](https:\/\/research.duolingo.com\/)\n- [Careers](https:\/\/careers.duolingo.com\/#careers)\n- [Brand guidelines](https:\/\/design.duolingo.com\/)\n- [Store](https:\/\/store.duolingo.com\/)\n- [Press](https:\/\/press.duolingo.com\/)\n- [Investors](https:\/\/investors.duolingo.com\/)\n- [Contact us](https:\/\/www.duolingo.com\/contact)\n\nHelp and support\n\n- [Duolingo FAQs](https:\/\/www.duolingo.com\/help)\n- [Schools FAQs](https:\/\/duolingoschools.zendesk.com\/hc\/en-us)\n- [Duolingo English Test FAQs](https:\/\/englishtest.duolingo.com\/faq)\n- [Status](https:\/\/status.duolingo.com\/)\n\nProducts\n\n- [Duolingo](https:\/\/www.duolingo.com\/)\n- [Duolingo for Schools](https:\/\/schools.duolingo.com\/)\n- [Duolingo English Test](https:\/\/englishtest.duolingo.com\/en)\n- [Podcast](https:\/\/podcast.duolingo.com\/)\n- [Duolingo for Business](https:\/\/www.duolingo.com\/business)\n- [Super Duolingo](https:\/\/www.duolingo.com\/super)\n- [Gift Super Duolingo](https:\/\/www.duolingo.com\/gift)\n- [Duolingo Max](https:\/\/blog.duolingo.com\/duolingo-max\/)\n\nPrivacy and terms\n\n- [Community guidelines](https:\/\/www.duolingo.com\/guidelines)\n- [Terms](https:\/\/www.duolingo.com\/terms)\n- [Privacy](https:\/\/www.duolingo.com\/privacy)\n- [Do Not Sell or Share My Personal Information](https:\/\/www.duolingo.com\/dnsspi)\n\nApps\n\n- [Duolingo for Android](https:\/\/play.google.com\/store\/apps\/details?hl=en&id=com.duolingo&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsite_map)\n- [Duolingo for iOS](https:\/\/itunes.apple.com\/app\/duolingo-learn-spanish-french\/id570060128?mt=8)\n\nSocial\n\n- [Blog](https:\/\/blog.duolingo.com\/)\n- [Instagram](https:\/\/www.instagram.com\/duolingo)\n- [TikTok](https:\/\/www.tiktok.com\/@duolingo)\n- [Twitter](https:\/\/twitter.com\/duolingo)\n- [YouTube](https:\/\/www.youtube.com\/user\/duolingo)\n- [LinkedIn](https:\/\/www.linkedin.com\/company\/duolingo)\n***\nSite language:\n\n- [العربية](https:\/\/ar.duolingo.com\/)\n- [বাংলা](https:\/\/bn.duolingo.com\/)\n- [Čeština](https:\/\/cs.duolingo.com\/)\n- [Deutsch](https:\/\/de.duolingo.com\/)\n- [Ελληνικά](https:\/\/el.duolingo.com\/)\n- [English](https:\/\/en.duolingo.com\/)\n- [Español](https:\/\/es.duolingo.com\/)\n- [Français](https:\/\/fr.duolingo.com\/)\n- [हिंदी](https:\/\/hi.duolingo.com\/)\n- [Magyar](https:\/\/hu.duolingo.com\/)\n- [Bahasa Indonesia](https:\/\/id.duolingo.com\/)\n- [Italiano](https:\/\/it.duolingo.com\/)\n- [日本語](https:\/\/ja.duolingo.com\/)\n- [한국어](https:\/\/ko.duolingo.com\/)\n- [Nederlands](https:\/\/dn.duolingo.com\/)\n- [Polski](https:\/\/pl.duolingo.com\/)\n- [Português](https:\/\/pt.duolingo.com\/)\n- [Română](https:\/\/ro.duolingo.com\/)\n- [Русский](https:\/\/ru.duolingo.com\/)\n- [svenska](https:\/\/sv.duolingo.com\/)\n- [தமிழ்](https:\/\/ta.duolingo.com\/)\n- [తెలుగు](https:\/\/te.duolingo.com\/)\n- [ภาษาไทย](https:\/\/th.duolingo.com\/)\n- [Tagalog](https:\/\/tl.duolingo.com\/)\n- [Türkçe](https:\/\/tr.duolingo.com\/)\n- [Українською](https:\/\/uk.duolingo.com\/)\n- [Tiếng Việt](https:\/\/vi.duolingo.com\/)\n- [中文](https:\/\/zs.duolingo.com\/)","attrs_readable_markdown":"## free. fun. effective.\nLearning with Duolingo is fun, and [research shows that it works](https:\/\/www.duolingo.com\/efficacy)! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/23ab11cb1e1a9aff54facdf57833373d.svg)\n\n## backed by science\nWe use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills\\!\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/08ec8d0260c55c054e1b97bcbc96ea0f.svg)\n\n## stay motivated\nWe make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/833a22b2834050d139f266a29899bb00.svg)\n\n## personalized learning\nCombining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace.\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/9d3c2c99dd19996319a372f79b2ed3c1.svg)\n\n![](https:\/\/d35aaqx5ub95lt.cloudfront.net\/images\/splash\/lottie\/890eb76de9a395b182c1c28322721405.svg)","meta_canonical":null}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

3 hours ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Page Details

Property	Value
URL	https://www.duolingo.com/course/fr/en/Learn-French
Last Crawled	2026-04-07 16:02:12 (3 hours ago)
First Indexed	2019-02-15 06:21:21 (7 years ago)
HTTP Status Code	200
Meta Title	Learn French with lessons that work - Duolingo
Meta Description	Our free, fun, and effective course helps you learn French with quick, science-based lessons personalized to you.
Meta Canonical	null
Boilerpipe Text	free. fun. effective. Learning with Duolingo is fun, and research shows that it works ! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills. backed by science We use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills! stay motivated We make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl. personalized learning Combining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace.
Markdown	[![Duolingo](https://d35aaqx5ub95lt.cloudfront.net/images/splash/f92d5f2f7d56636846861c458c0d0b6c.svg)](https://www.duolingo.com/) Site language: English![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/c6eae48dd48246c89e415b89f9e55282.svg) # Learn French in just 5 minutes a day. For free. Get started I ALREADY HAVE AN ACCOUNT ### The world's most popular way to learn French online ## free. fun. effective. Learning with Duolingo is fun, and [research shows that it works](https://www.duolingo.com/efficacy)! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/23ab11cb1e1a9aff54facdf57833373d.svg) ## backed by science We use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills\! ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/08ec8d0260c55c054e1b97bcbc96ea0f.svg) ## stay motivated We make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/833a22b2834050d139f266a29899bb00.svg) ## personalized learning Combining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/9d3c2c99dd19996319a372f79b2ed3c1.svg) # Learn French with Duolingo Get started ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/890eb76de9a395b182c1c28322721405.svg) About us - [Courses](https://www.duolingo.com/courses) - [Mission](https://www.duolingo.com/info) - [Approach](https://www.duolingo.com/approach) - [Efficacy](https://www.duolingo.com/efficacy) - [Duolingo Handbook](https://duolingo.com/handbook) - [Research](https://research.duolingo.com/) - [Careers](https://careers.duolingo.com/#careers) - [Brand guidelines](https://design.duolingo.com/) - [Store](https://store.duolingo.com/) - [Press](https://press.duolingo.com/) - [Investors](https://investors.duolingo.com/) - [Contact us](https://www.duolingo.com/contact) Help and support - [Duolingo FAQs](https://www.duolingo.com/help) - [Schools FAQs](https://duolingoschools.zendesk.com/hc/en-us) - [Duolingo English Test FAQs](https://englishtest.duolingo.com/faq) - [Status](https://status.duolingo.com/) Products - [Duolingo](https://www.duolingo.com/) - [Duolingo for Schools](https://schools.duolingo.com/) - [Duolingo English Test](https://englishtest.duolingo.com/en) - [Podcast](https://podcast.duolingo.com/) - [Duolingo for Business](https://www.duolingo.com/business) - [Super Duolingo](https://www.duolingo.com/super) - [Gift Super Duolingo](https://www.duolingo.com/gift) - [Duolingo Max](https://blog.duolingo.com/duolingo-max/) Privacy and terms - [Community guidelines](https://www.duolingo.com/guidelines) - [Terms](https://www.duolingo.com/terms) - [Privacy](https://www.duolingo.com/privacy) - [Do Not Sell or Share My Personal Information](https://www.duolingo.com/dnsspi) Apps - [Duolingo for Android](https://play.google.com/store/apps/details?hl=en&id=com.duolingo&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsite_map) - [Duolingo for iOS](https://itunes.apple.com/app/duolingo-learn-spanish-french/id570060128?mt=8) Social - [Blog](https://blog.duolingo.com/) - [Instagram](https://www.instagram.com/duolingo) - [TikTok](https://www.tiktok.com/@duolingo) - [Twitter](https://twitter.com/duolingo) - [YouTube](https://www.youtube.com/user/duolingo) - [LinkedIn](https://www.linkedin.com/company/duolingo) *** Site language: - [العربية](https://ar.duolingo.com/) - [বাংলা](https://bn.duolingo.com/) - [Čeština](https://cs.duolingo.com/) - [Deutsch](https://de.duolingo.com/) - [Ελληνικά](https://el.duolingo.com/) - [English](https://en.duolingo.com/) - [Español](https://es.duolingo.com/) - [Français](https://fr.duolingo.com/) - [हिंदी](https://hi.duolingo.com/) - [Magyar](https://hu.duolingo.com/) - [Bahasa Indonesia](https://id.duolingo.com/) - [Italiano](https://it.duolingo.com/) - [日本語](https://ja.duolingo.com/) - [한국어](https://ko.duolingo.com/) - [Nederlands](https://dn.duolingo.com/) - [Polski](https://pl.duolingo.com/) - [Português](https://pt.duolingo.com/) - [Română](https://ro.duolingo.com/) - [Русский](https://ru.duolingo.com/) - [svenska](https://sv.duolingo.com/) - [தமிழ்](https://ta.duolingo.com/) - [తెలుగు](https://te.duolingo.com/) - [ภาษาไทย](https://th.duolingo.com/) - [Tagalog](https://tl.duolingo.com/) - [Türkçe](https://tr.duolingo.com/) - [Українською](https://uk.duolingo.com/) - [Tiếng Việt](https://vi.duolingo.com/) - [中文](https://zs.duolingo.com/)
Readable Markdown	## free. fun. effective. Learning with Duolingo is fun, and [research shows that it works](https://www.duolingo.com/efficacy)! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/23ab11cb1e1a9aff54facdf57833373d.svg) ## backed by science We use a combination of research-backed teaching methods and delightful content to create courses that effectively teach reading, writing, listening, and speaking skills\! ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/08ec8d0260c55c054e1b97bcbc96ea0f.svg) ## stay motivated We make it easy to form a habit of language learning with game-like features, fun challenges, and reminders from our friendly mascot, Duo the owl. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/833a22b2834050d139f266a29899bb00.svg) ## personalized learning Combining the best of AI and language science, lessons are tailored to help you learn at just the right level and pace. ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/9d3c2c99dd19996319a372f79b2ed3c1.svg) ![](https://d35aaqx5ub95lt.cloudfront.net/images/splash/lottie/890eb76de9a395b182c1c28322721405.svg)
Shard	14 (laksa)
Root Hash	14964279925492100414
Unparsed URL	com,duolingo!www,/course/fr/en/Learn-French s443