Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 22 (from laksa032)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa022.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 = 57 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.topcrab.com/news/detail/dazhaxieshaofa20161020.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.topcrab.com/news/detail/dazhaxieshaofa20161020.html\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.topcrab.com\/news\/detail\/dazhaxieshaofa20161020.html","crawl_time":1778948908,"first_indexed_time":1587976648,"http_code":200,"src_unparsed":"com,topcrab!www,\/news\/detail\/dazhaxieshaofa20161020.html s443","src_root_hash":"2851428662471211422","history_drop_reason":null,"meta_title":"大闸蟹做法之清蒸以外的几种“骨灰级”吃法！","meta_descriptions":["秋，困！连吃饭多嚼了两口都觉得牙累，能唤醒我孱弱的意志的，只有！！它了——大闸蟹！如果有一堆螃蟹整齐的码在我面前，即使葛优瘫，也能一秒爬起来，如果蟹够肥的话。其实吧，大闸蟹还是清蒸最好吃。大闸蟹能从“蒸”中挣脱出来，让这秋天的味道更加丰盛起来。不过，今天要向大伙推荐几种骨灰级的吃法，相对于清蒸更具一番风味呢"],"meta_canonical":"com,topcrab!www,\/ s443","ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"zh-cn","attrs_author":"蟹状元","attrs_publish_time":0,"attrs_original_publish_time":1476921600,"attrs_is_republished":0,"attrs_nr_words":"1","attrs_boilerpipe_nr_words":"0","body_ext_links_number":0,"body_int_links_number":1,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":1105,"download_ttfb_msec":1105,"download_size":6326}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.6 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	FAIL	`meta_canonical IS NULL OR = '' OR = src_unparsed`	com,topcrab!www,/ s443

Property	Value
URL	https://www.topcrab.com/news/detail/dazhaxieshaofa20161020.html
Last Crawled	2026-05-16 16:28:28 (17 days ago)
First Indexed	2020-04-27 08:37:28 (6 years ago)
HTTP Status Code	200
Content
Meta Title	大闸蟹做法之清蒸以外的几种“骨灰级”吃法！
Meta Description	秋，困！连吃饭多嚼了两口都觉得牙累，能唤醒我孱弱的意志的，只有！！它了——大闸蟹！如果有一堆螃蟹整齐的码在我面前，即使葛优瘫，也能一秒爬起来，如果蟹够肥的话。其实吧，大闸蟹还是清蒸最好吃。大闸蟹能从“蒸”中挣脱出来，让这秋天的味道更加丰盛起来。不过，今天要向大伙推荐几种骨灰级的吃法，相对于清蒸更具一番风味呢
Meta Canonical	com,topcrab!www,/ s443
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	zh-cn
Author	蟹状元
Publish Time	not set
Original Publish Time	2016-10-20 00:00:00 (9 years ago)
Republished	No
Word Count (Total)	1
Word Count (Content)	0
Links
External Links	0
Internal Links	1
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	1,105
TTFB (ms)	1,105
Download Size (bytes)	6,326
Location
Host ID	22 (laksa022)
Partition ID	57
Root Hash	2851428662471211422
Unparsed URL	com,topcrab!www,/news/detail/dazhaxieshaofa20161020.html 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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Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

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