Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 4 (from laksa117)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa004.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://html.spec.whatwg.org/\')), getAhrefsUnparsedNoserviceFromURL(\'https://html.spec.whatwg.org/\'))) FORMAT JSONEachRow'

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

Property	Value
URL	https://html.spec.whatwg.org/
Last Crawled	2026-04-06 10:27:29 (5 hours ago)
First Indexed	2014-09-25 08:34:00 (11 years ago)
HTTP Status Code	200
Meta Title	HTML Standard
Meta Description	null
Meta Canonical	null
Boilerpipe Text	null
Markdown	null
Readable Markdown	null
Shard	4 (laksa)
Root Hash	2080470467962206804
Unparsed URL	org,whatwg!spec,html,/ s443

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1. Shard Calculation

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Response:

2. Crawled Status Check

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3. Robots.txt Check

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4. Spam/Ban Check

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5. Seen Status Check

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