Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 189 (from laksa138)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa189.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 = 20 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.science-sparks.com/what-is-brownian-motion/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.science-sparks.com/what-is-brownian-motion/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.science-sparks.com\/what-is-brownian-motion\/","crawl_time":1780435795,"first_indexed_time":1687782807,"http_code":200,"src_unparsed":"com,science-sparks!www,\/what-is-brownian-motion\/ s443","src_root_hash":"14306521247751424189","history_drop_reason":null,"meta_title":"What is Brownian Motion?","meta_descriptions":["Brownian Motion is the random movement of particles suspended in a liquid or gas. The movement is caused by particles colliding with each other. Brownian"],"meta_canonical":null,"ml_categories_json":"{\"\/Science\":992,\"\/Science\/Physics\":849}","ml_types_json":"{\"\/Article\":962,\"\/Article\/Definitions\":721}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en-us","attrs_author":"Emma Vanstone","attrs_publish_time":1687777979,"attrs_original_publish_time":1687777979,"attrs_is_republished":0,"attrs_nr_words":"483","attrs_boilerpipe_nr_words":"197","body_ext_links_number":8,"body_int_links_number":41,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":1116,"download_ttfb_msec":1074,"download_size":83066}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0 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

URL Lookup

Direct Parameter Lookup

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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