Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 129 (from laksa178)

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/PMC7012114/\')), getAhrefsUnparsedNoserviceFromURL(\'https://pmc.ncbi.nlm.nih.gov/articles/PMC7012114/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7012114\/","crawl_time":1771596974,"first_indexed_time":0,"http_code":200,"src_unparsed":"gov,nih!nlm,ncbi,pmc,\/articles\/PMC7012114\/ s443","src_root_hash":"7295144728021232729","history_drop_reason":null,"meta_title":"Probiotics for antibiotic-associated diarrhea in children - PMC","meta_descriptions":["Question I recently had a parent ask me if their child should be taking probiotics to reduce the impending diarrhea while using antibiotic treatment for an ear infection. Are probiotics effective and safe in preventing antibiotic-associated ..."],"meta_canonical":null,"ml_categories_json":"{\"\/Health\":996,\"\/Health\/Pediatrics\":829}","ml_types_json":"{\"\/Article\":995,\"\/Article\/Study_or_Research_Findings\":803}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":0,"attrs_is_republished":0,"attrs_nr_words":"2873","attrs_boilerpipe_nr_words":"2480","body_ext_links_number":77,"body_int_links_number":53,"meta_nofollow":1,"meta_noarchive":1,"props_was_rendered":0,"src_redirect":"","download_time_msec":76,"download_ttfb_msec":75,"download_size":32835}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	3.4 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

🕷️ Crawler Inspector

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1. Shard Calculation

Query:

Response:

2. Crawled Status Check

Query:

Response:

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

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