Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 138 (from laksa027)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa138.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.jstor.org/stable/2672397\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.jstor.org/stable/2672397\'))) FORMAT JSONEachRow'

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	7.7 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.jstor.org/stable/2672397
Last Crawled	2025-08-19 08:01:11 (7 months ago)
First Indexed	2021-10-17 21:18:11 (4 years ago)
HTTP Status Code	200
Meta Title	The Challenge of the 1997 Hong Kong Handover for Taiwan on JSTOR
Meta Description	Yun-han Chu, The Challenge of the 1997 Hong Kong Handover for Taiwan, Pacific Affairs, Vol. 72, No. 4, Special Issue: Taiwan Strait (Winter, 1999-2000), pp. 553-569
Meta Canonical	null
Boilerpipe Text	The Challenge of the 1997 Hong Kong Handover for Taiwan on JSTOR
Markdown	![](https://www.jstor.org/u4K0s8nX/xhr/api/v1/collector/noScript.gif?appId=PXu4K0s8nX)
Readable Markdown	null
Shard	138 (laksa)
Root Hash	12518914933431842538
Unparsed URL	org,jstor!www,/stable/2672397 s443

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