Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 36 (from laksa113)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa036.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 = 88 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.linuxfordevices.com/tutorials/shell-script/for-loop-in-shell-scripts\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.linuxfordevices.com/tutorials/shell-script/for-loop-in-shell-scripts\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.linuxfordevices.com\/tutorials\/shell-script\/for-loop-in-shell-scripts","crawl_time":1778631012,"first_indexed_time":1583928701,"http_code":200,"src_unparsed":"com,linuxfordevices!www,\/tutorials\/shell-script\/for-loop-in-shell-scripts s443","src_root_hash":"11864324050110837636","history_drop_reason":null,"meta_title":"Shell Scripting 101: The for Loop in Shell Scripts - LinuxForDevices","meta_descriptions":["Moving ahead with our tutorials now, let's introduce the for loop in shell scripts in our today's topic. We've already covered the while loop in our previous"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en-us","attrs_author":"Ninad Pathak","attrs_publish_time":1583253914,"attrs_original_publish_time":1583253914,"attrs_is_republished":0,"attrs_nr_words":"793","attrs_boilerpipe_nr_words":"643","body_ext_links_number":6,"body_int_links_number":17,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":1159,"download_ttfb_msec":878,"download_size":53700}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.7 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.linuxfordevices.com/tutorials/shell-script/for-loop-in-shell-scripts
Last Crawled	2026-05-13 00:10:12 (21 days ago)
First Indexed	2020-03-11 12:11:41 (6 years ago)
HTTP Status Code	200
Content
Meta Title	Shell Scripting 101: The for Loop in Shell Scripts - LinuxForDevices
Meta Description	Moving ahead with our tutorials now, let's introduce the for loop in shell scripts in our today's topic. We've already covered the while loop in our previous
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-us
Author	Ninad Pathak
Publish Time	2020-03-03 16:45:14 (6 years ago)
Original Publish Time	2020-03-03 16:45:14 (6 years ago)
Republished	No
Word Count (Total)	793
Word Count (Content)	643
Links
External Links	6
Internal Links	17
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	1,159
TTFB (ms)	878
Download Size (bytes)	53,700
Location
Host ID	36 (laksa036)
Partition ID	88
Root Hash	11864324050110837636
Unparsed URL	com,linuxfordevices!www,/tutorials/shell-script/for-loop-in-shell-scripts s443

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