Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 161 (from laksa188)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa161.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 = 33 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://observablehq.com/@katirg/test_catalogue_json\')), getAhrefsUnparsedNoserviceFromURL(\'https://observablehq.com/@katirg/test_catalogue_json\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/observablehq.com\/@katirg\/test_catalogue_json","crawl_time":1777125392,"first_indexed_time":1639225986,"http_code":200,"src_unparsed":"com,observablehq!\/@katirg\/test_catalogue_json s443","src_root_hash":"17843809617602386761","history_drop_reason":null,"meta_title":"Display JSON as Table \/ katirg | Observable","meta_descriptions":["This is a test notebook to plot data from a JSON file into an HTML table using Google Charts (https:\/\/developers.google.com\/chart\/interactive\/docs\/reference#dataparam). 1. Setup 1.1 Load Data Use Flu Shot Clinics JSON file: https:\/\/stage.data.ontario.ca\/dataset\/flu-shot-clinics This data is only provided in JSON format, which cannot automatically be plotted by the ckan Data Viewer. Only the data defined in the `properties.language.en` object key are displayed in the table. These data consist of `10` rows, w"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":null,"attrs_author":null,"attrs_publish_time":1639067434,"attrs_original_publish_time":1639067434,"attrs_is_republished":0,"attrs_nr_words":"109","attrs_boilerpipe_nr_words":"1","body_ext_links_number":9,"body_int_links_number":21,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":301,"download_ttfb_msec":300,"download_size":24482}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	1.3 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://observablehq.com/@katirg/test_catalogue_json
Last Crawled	2026-04-25 13:56:32 (1 month ago)
First Indexed	2021-12-11 12:33:06 (4 years ago)
HTTP Status Code	200
Content
Meta Title	Display JSON as Table / katirg \| Observable
Meta Description	This is a test notebook to plot data from a JSON file into an HTML table using Google Charts (https://developers.google.com/chart/interactive/docs/reference#dataparam). 1. Setup 1.1 Load Data Use Flu Shot Clinics JSON file: https://stage.data.ontario.ca/dataset/flu-shot-clinics This data is only provided in JSON format, which cannot automatically be plotted by the ckan Data Viewer. Only the data defined in the `properties.language.en` object key are displayed in the table. These data consist of `10` rows, w
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	null
Author	null
Publish Time	2021-12-09 16:30:34 (4 years ago)
Original Publish Time	2021-12-09 16:30:34 (4 years ago)
Republished	No
Word Count (Total)	109
Word Count (Content)	1
Links
External Links	9
Internal Links	21
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	301
TTFB (ms)	300
Download Size (bytes)	24,482
Location
Host ID	161 (laksa161)
Partition ID	33
Root Hash	17843809617602386761
Unparsed URL	com,observablehq!/@katirg/test_catalogue_json s443

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1. Shard Calculation

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5. Seen Status Check

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