Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 129 (from laksa053)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa129.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 = 63 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://pmc.ncbi.nlm.nih.gov/articles/PMC8690709/\')), getAhrefsUnparsedNoserviceFromURL(\'https://pmc.ncbi.nlm.nih.gov/articles/PMC8690709/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC8690709\/","crawl_time":1759581819,"first_indexed_time":0,"http_code":200,"src_unparsed":"gov,nih!nlm,ncbi,pmc,\/articles\/PMC8690709\/ s443","src_root_hash":"7295144728021232729","history_drop_reason":null,"meta_title":"11例Delta变异株新型冠状病毒肺炎儿童病例的临床特征分析 - PMC","meta_descriptions":["探讨儿童Delta变异株新型冠状病毒肺炎（coronavirus disease 2019，COVID-19）的流行病学及临床特征，分析其与儿童普通COVID-19的差异。 回顾性选取2021年8~9月确诊的Delta变异株COVID-19和2020年2~3月确诊COVID-19的14岁以下儿童16例为研究对象。将16例患儿按照病毒变异情况分为变异组（n=11）与普通组（n=5），对两组流行病学、临床特征及实验室检查资料进行比较。 ..."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1759581819,"attrs_is_republished":0,"attrs_nr_words":"1612","attrs_boilerpipe_nr_words":"66","body_ext_links_number":68,"body_int_links_number":53,"meta_nofollow":1,"meta_noarchive":1,"props_was_rendered":0,"src_redirect":"","download_time_msec":122,"download_ttfb_msec":120,"download_size":35287}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	8.1 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://pmc.ncbi.nlm.nih.gov/articles/PMC8690709/
Last Crawled	2025-10-04 12:43:39 (8 months ago)
First Indexed	not set
HTTP Status Code	200
Content
Meta Title	11例Delta变异株新型冠状病毒肺炎儿童病例的临床特征分析 - PMC
Meta Description	探讨儿童Delta变异株新型冠状病毒肺炎（coronavirus disease 2019，COVID-19）的流行病学及临床特征，分析其与儿童普通COVID-19的差异。回顾性选取2021年8~9月确诊的Delta变异株COVID-19和2020年2~3月确诊COVID-19的14岁以下儿童16例为研究对象。将16例患儿按照病毒变异情况分为变异组（n=11）与普通组（n=5），对两组流行病学、临床特征及实验室检查资料进行比较。 ...
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
Author	null
Publish Time	not set
Original Publish Time	2025-10-04 12:43:39 (8 months ago)
Republished	No
Word Count (Total)	1,612
Word Count (Content)	66
Links
External Links	68
Internal Links	53
Technical SEO
Meta Nofollow	Yes
Meta Noarchive	Yes
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	122
TTFB (ms)	120
Download Size (bytes)	35,287
Location
Host ID	129 (laksa129)
Partition ID	63
Root Hash	7295144728021232729
Unparsed URL	gov,nih!nlm,ncbi,pmc,/articles/PMC8690709/ s443

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1. Shard Calculation

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5. Seen Status Check

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