Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 27 (from laksa040)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa027.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, meta_canonical AS meta_canonical, ml_categories_json AS ml_categories_json, ml_types_json AS ml_types_json, ml_intent_types_json AS ml_intent_types_json, meta_language AS meta_language, attrs_author AS attrs_author, ifNull(toUnixTimestamp(attrs_publish_time), 0) AS attrs_publish_time, ifNull(toUnixTimestamp(attrs_original_publish_time), 0) AS attrs_original_publish_time, ifNull(attrs_is_republished, 0) AS attrs_is_republished, ifNull(attrs_nr_words, 0) AS attrs_nr_words, ifNull(attrs_boilerpipe_nr_words, 0) AS attrs_boilerpipe_nr_words, ifNull(body_ext_links_number, 0) AS body_ext_links_number, ifNull(body_int_links_number, 0) AS body_int_links_number, ifNull(meta_nofollow, 0) AS meta_nofollow, ifNull(meta_noarchive, 0) AS meta_noarchive, ifNull(props_was_rendered, 0) AS props_was_rendered, ifNull(src_redirect, \'\') AS src_redirect, ifNull(download_time_msec, 0) AS download_time_msec, ifNull(download_ttfb_msec, 0) AS download_ttfb_msec, ifNull(download_size, 0) AS download_size FROM crawler3.page_info_local FINAL PREWHERE int_partition_id = 22 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.langoly.com/how-to-learn-french/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.langoly.com/how-to-learn-french/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.langoly.com\/how-to-learn-french\/","crawl_time":1779677196,"first_indexed_time":1663073149,"http_code":200,"src_unparsed":"com,langoly!www,\/how-to-learn-french\/ s443","src_root_hash":"16094291432273844427","history_drop_reason":null,"meta_title":"How to Learn French Fast: 10 Steps to Go From Beginner to Fluent","meta_descriptions":["Do you want to learn French but don't know where to start? In this guide, we'll show you the best way to learn French as a beginner."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en-us","attrs_author":"Kelsey Wetherbee","attrs_publish_time":1662978109,"attrs_original_publish_time":1662978109,"attrs_is_republished":0,"attrs_nr_words":"3814","attrs_boilerpipe_nr_words":"3387","body_ext_links_number":12,"body_int_links_number":35,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":539,"download_ttfb_msec":449,"download_size":59310}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.3 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

Property	Value
URL	https://www.langoly.com/how-to-learn-french/
Last Crawled	2026-05-25 02:46:36 (9 days ago)
First Indexed	2022-09-13 12:45:49 (3 years ago)
HTTP Status Code	200
Content
Meta Title	How to Learn French Fast: 10 Steps to Go From Beginner to Fluent
Meta Description	Do you want to learn French but don't know where to start? In this guide, we'll show you the best way to learn French as a beginner.
Meta Canonical	null
Boilerpipe Text	heavy column, fetched on demand
Markdown	heavy column, fetched on demand
Readable Markdown	heavy column, fetched on demand
ML Classification
ML Categories	null
ML Page Types	null
ML Intent Types	null
Content Metadata
Language	en-us
Author	Kelsey Wetherbee
Publish Time	2022-09-12 10:21:49 (3 years ago)
Original Publish Time	2022-09-12 10:21:49 (3 years ago)
Republished	No
Word Count (Total)	3,814
Word Count (Content)	3,387
Links
External Links	12
Internal Links	35
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	539
TTFB (ms)	449
Download Size (bytes)	59,310
Location
Host ID	27 (laksa027)
Partition ID	22
Root Hash	16094291432273844427
Unparsed URL	com,langoly!www,/how-to-learn-french/ s443

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1. Shard Calculation

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2. Crawled Status Check

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3. Robots.txt Check

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4. Spam/Ban Check

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Response:

5. Seen Status Check

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