Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 126 (from laksa081)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa126.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 = 6 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.tutorialspoint.com.cach3.com/what-is-an-arrow-operator-in-cplusplus.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.tutorialspoint.com.cach3.com/what-is-an-arrow-operator-in-cplusplus.html\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.tutorialspoint.com.cach3.com\/what-is-an-arrow-operator-in-cplusplus.html","crawl_time":1780409345,"first_indexed_time":0,"http_code":200,"src_unparsed":"com,cach3!com,tutorialspoint,www,\/what-is-an-arrow-operator-in-cplusplus.html s443","src_root_hash":"1076217839771841326","history_drop_reason":null,"meta_title":"What is an arrow operator, `->` in C++","meta_descriptions":["What is an arrow operator, `->` in C++ - The dot and arrow operator are both used in C to access the members of a class or structure They are just used in different scenarios In C types declared as class struct or union are considered of class type So the following refers to all t..."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1552577971,"attrs_original_publish_time":0,"attrs_is_republished":1,"attrs_nr_words":"408","attrs_boilerpipe_nr_words":"263","body_ext_links_number":22,"body_int_links_number":10,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":288,"download_ttfb_msec":186,"download_size":9377}

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

Property	Value
URL	https://www.tutorialspoint.com.cach3.com/what-is-an-arrow-operator-in-cplusplus.html
Last Crawled	2026-06-02 14:09:05 (18 hours ago)
First Indexed	not set
HTTP Status Code	200
Content
Meta Title	What is an arrow operator, `->` in C++
Meta Description	What is an arrow operator, `->` in C++ - The dot and arrow operator are both used in C to access the members of a class or structure They are just used in different scenarios In C types declared as class struct or union are considered of class type So the following refers to all t...
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	null
Publish Time	2019-03-14 15:39:31 (7 years ago)
Original Publish Time	not set
Republished	Yes
Word Count (Total)	408
Word Count (Content)	263
Links
External Links	22
Internal Links	10
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	288
TTFB (ms)	186
Download Size (bytes)	9,377
Location
Host ID	126 (laksa126)
Partition ID	6
Root Hash	1076217839771841326
Unparsed URL	com,cach3!com,tutorialspoint,www,/what-is-an-arrow-operator-in-cplusplus.html s443

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