Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 70 (from laksa096)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa070.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.instructables.com/How-to-Play-the-Trumpet/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.instructables.com/How-to-Play-the-Trumpet/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.instructables.com\/How-to-Play-the-Trumpet\/","crawl_time":1773112079,"first_indexed_time":1602278272,"http_code":200,"src_unparsed":"com,instructables!www,\/How-to-Play-the-Trumpet\/ s443","src_root_hash":"13589599386888733870","history_drop_reason":null,"meta_title":"How to Play the Trumpet : 9 Steps - Instructables","meta_descriptions":["How to Play the Trumpet: Have you ever wondered how you play the trumpet, and you never got the opportunity to learn it? Well now you have the chance to learn it in not time."],"attrs_boilerpipe_text":null,"attrs_markdown":"Categories\n\n- [Circuits](https:\/\/www.instructables.com\/circuits\/)\n- [Workshop](https:\/\/www.instructables.com\/workshop\/)\n- [Design](https:\/\/www.instructables.com\/design\/)\n- [Craft](https:\/\/www.instructables.com\/craft\/)\n- [Cooking](https:\/\/www.instructables.com\/cooking\/)\n- [Living](https:\/\/www.instructables.com\/living\/)\n- [Outside](https:\/\/www.instructables.com\/outside\/)\n- [Teachers](https:\/\/www.instructables.com\/teachers\/)\n\nAbout Us\n\n- [Who We Are](https:\/\/www.instructables.com\/about\/)\n- [Why Publish?](https:\/\/www.instructables.com\/create\/)\n\nResources\n\n- [Get Started](https:\/\/www.instructables.com\/Get-Started\/)\n- [Help](https:\/\/www.instructables.com\/help\/)\n- [Sitemap](https:\/\/www.instructables.com\/sitemap\/)\n\nFind Us\n***\n© 2026 Autodesk, Inc.\n\n- [Terms of Service](https:\/\/www.autodesk.com\/company\/legal-notices-trademarks\/terms-of-service-autodesk360-web-services\/instructables-terms-of-service-june-5-2013)\\|\n- [Privacy Statement](https:\/\/www.autodesk.com\/company\/legal-notices-trademarks\/privacy-statement)\\|\n- [Privacy settings]()\\|\n- [Legal Notices & Trademarks](https:\/\/www.autodesk.com\/company\/legal-notices-trademarks)\n\n[![Autodesk](https:\/\/www.instructables.com\/assets\/img\/footer\/autodesk-logo-primary-white.png)](https:\/\/www.autodesk.com\/)","attrs_readable_markdown":null,"meta_canonical":null}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	1 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.instructables.com/How-to-Play-the-Trumpet/
Last Crawled	2026-03-10 03:07:59 (28 days ago)
First Indexed	2020-10-09 21:17:52 (5 years ago)
HTTP Status Code	200
Meta Title	How to Play the Trumpet : 9 Steps - Instructables
Meta Description	How to Play the Trumpet: Have you ever wondered how you play the trumpet, and you never got the opportunity to learn it? Well now you have the chance to learn it in not time.
Meta Canonical	null
Boilerpipe Text	null
Markdown	Categories - [Circuits](https://www.instructables.com/circuits/) - [Workshop](https://www.instructables.com/workshop/) - [Design](https://www.instructables.com/design/) - [Craft](https://www.instructables.com/craft/) - [Cooking](https://www.instructables.com/cooking/) - [Living](https://www.instructables.com/living/) - [Outside](https://www.instructables.com/outside/) - [Teachers](https://www.instructables.com/teachers/) About Us - [Who We Are](https://www.instructables.com/about/) - [Why Publish?](https://www.instructables.com/create/) Resources - [Get Started](https://www.instructables.com/Get-Started/) - [Help](https://www.instructables.com/help/) - [Sitemap](https://www.instructables.com/sitemap/) Find Us *** © 2026 Autodesk, Inc. - [Terms of Service](https://www.autodesk.com/company/legal-notices-trademarks/terms-of-service-autodesk360-web-services/instructables-terms-of-service-june-5-2013)\\| - [Privacy Statement](https://www.autodesk.com/company/legal-notices-trademarks/privacy-statement)\\| - [Privacy settings]()\\| - [Legal Notices & Trademarks](https://www.autodesk.com/company/legal-notices-trademarks) [![Autodesk](https://www.instructables.com/assets/img/footer/autodesk-logo-primary-white.png)](https://www.autodesk.com/)
Readable Markdown	null
Shard	70 (laksa)
Root Hash	13589599386888733870
Unparsed URL	com,instructables!www,/How-to-Play-the-Trumpet/ s443

🕷️ Crawler Inspector

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1. Shard Calculation

Query:

Response:

2. Crawled Status Check

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Response:

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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