Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 199 (from laksa143)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa199.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 = 91 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.thatsmags.com/shanghai/post/19556/this-day-in-history-hong-kong-is-handed-back-to-china\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.thatsmags.com/shanghai/post/19556/this-day-in-history-hong-kong-is-handed-back-to-china\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.thatsmags.com\/shanghai\/post\/19556\/this-day-in-history-hong-kong-is-handed-back-to-china","crawl_time":1757889280,"first_indexed_time":1517507457,"http_code":200,"src_unparsed":"com,thatsmags!www,\/shanghai\/post\/19556\/this-day-in-history-hong-kong-is-handed-back-to-china s443","src_root_hash":"6019167629306538399","history_drop_reason":null,"meta_title":"This Day in History: British Handover Hong Kong to China – That’s Shanghai","meta_descriptions":["On July 1, 1997, China resumed its control of Hong Kong after 156 years of British rule."],"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":1517507457,"attrs_is_republished":0,"attrs_nr_words":"788","attrs_boilerpipe_nr_words":"371","body_ext_links_number":5,"body_int_links_number":61,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":1503,"download_ttfb_msec":1040,"download_size":55499}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	8.7 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.thatsmags.com/shanghai/post/19556/this-day-in-history-hong-kong-is-handed-back-to-china
Last Crawled	2025-09-14 22:34:40 (8 months ago)
First Indexed	2018-02-01 17:50:57 (8 years ago)
HTTP Status Code	200
Content
Meta Title	This Day in History: British Handover Hong Kong to China – That’s Shanghai
Meta Description	On July 1, 1997, China resumed its control of Hong Kong after 156 years of British rule.
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	2018-02-01 17:50:57 (8 years ago)
Republished	No
Word Count (Total)	788
Word Count (Content)	371
Links
External Links	5
Internal Links	61
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	1,503
TTFB (ms)	1,040
Download Size (bytes)	55,499
Location
Host ID	199 (laksa199)
Partition ID	91
Root Hash	6019167629306538399
Unparsed URL	com,thatsmags!www,/shanghai/post/19556/this-day-in-history-hong-kong-is-handed-back-to-china s443

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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

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Response:

5. Seen Status Check

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